Martin County, Texas
Location in the state of Texas
Texas's location in the U.S.
Founded	1884
Named for	Wylie Martin
Seat	Stanton
Largest city	Midland
Area
• Total	916 sq mi (2,372 km2)
• Land	915 sq mi (2,370 km2)
• Water	0.7 sq mi (2 km2), 0.08%
Population
• (2010)	4,799
Time zone	Central: UTC-6/-5
Footnotes: For infobox source see

County Well Data

Well ID	Operator Name	Well Type	Lease
42-317-00002	WILSON SYSTEMS, INC.	Oil
42-317-00003	PIONEER NATURAL RES. USA, INC.	Oil	19561
42-317-00005	Xeric Oil & Gas Corporation	Oil
42-317-00008	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-00010	MWS PRODUCING, INC.	Oil	16009
42-317-00011	ENDEAVOR ENERGY RESOURCES L.P.	Oil	16189
42-317-00022	DIAMONDBACK E&P LLC	Oil	17840
42-317-00023	BLACK SWAN OPERATING, LLC	Oil	31674
42-317-00024	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26228
42-317-00025	Gruss, Joseph S.	Oil
42-317-00026	Gruss, Joseph S.	Oil
42-317-00027	PIONEER NATURAL RES. USA, INC.	Oil
42-317-00028	PIONEER NATURAL RES. USA, INC.	Oil
42-317-00029	PIONEER NATURAL RES. USA, INC.	Oil
42-317-00030	Gruss, Joseph S.	Oil
42-317-00031	PIONEER NATURAL RES. USA, INC.	Oil
42-317-00032	Gruss, Joseph S.	Oil
42-317-00033	DCB OIL & GAS, INC.	Oil
42-317-00034	Graham Royalty, Ltd.	Oil
42-317-00035	Gruss, Joseph S.	Oil
42-317-00036	SAHARA OPERATING COMPANY	Oil
42-317-00037	Cities Service Oil & Gas Corp.	Oil	16766
42-317-00039	CITIES SERVICE COMPANY	Oil
42-317-00040	QUAY VALLEY, INC.	Oil	16715
42-317-00041	Cities Service Oil & Gas Corp.	Oil	16463
42-317-00042	SAHARA OPERATING COMPANY	Oil	16463
42-317-00043	Cox, John L.	Oil
42-317-00044	WALSH & WATTS, INC.	Oil	17117
42-317-00046	ENDEAVOR ENERGY RESOURCES L.P.	Oil	16820
42-317-00047	SAHARA OPERATING COMPANY	Oil	16636
42-317-00049	WALSH & WATTS, INC.	Oil	16714
42-317-00055	WALSH & WATTS, INC.	Oil	16934
42-317-00056	SAHARA OPERATING COMPANY	Oil	16354
42-317-00057	PETRO-TEX OPERATING CO.	Oil
42-317-00059	RMB OPERATING LLC	Oil	33930
42-317-00060	ENDEAVOR ENERGY RESOURCES L.P.	Oil	17305
42-317-00061	CONTINENTAL OIL COMPANY	Oil
42-317-00064	CONTINENTAL OIL COMPANY	Oil
42-317-00066	Conoco Inc.	Oil
42-317-00067	Conoco Inc.	Oil
42-317-00068	JM COX RESOURCES, L.P.	Oil
42-317-00069	Cox, John L.	Oil
42-317-00070	Cox, John L.	Oil
42-317-00071	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-00072	Cox, John L.	Oil
42-317-00073	Cox, John L.	Oil
42-317-00074	Cox, John L.	Oil
42-317-00075	Cox, John L.	Oil
42-317-00076	PIONEER NATURAL RES. USA, INC.	Oil	16523
42-317-00077	QEP ENERGY COMPANY	Oil
42-317-00078	Parker & Parsley Development Co.	Oil	15885
42-317-00079	Cox, John L.	Oil
42-317-00080	Cox, John L.	Oil
42-317-00081	Cox, John L.	Oil
42-317-00082	Cox, John L.	Oil
42-317-00083	PARKER & PARSLEY DEVELOPMENT L.P	Oil	15951
42-317-00084	Cox, John L.	Oil
42-317-00085	PIONEER NATURAL RES. USA, INC.	Oil	16064
42-317-00086	PIONEER NATURAL RES. USA, INC.	Oil	16064
42-317-00087	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-00088	PARKER & PARSLEY PETROLEUM CO.	Oil	15966
42-317-00089	Cox, John L.	Oil
42-317-00090	Cox, John L.	Oil
42-317-00092	Cox, John L.	Oil
42-317-00093	Cox, John L.	Oil
42-317-00095
42-317-00099	Cox, John L.	Oil
42-317-00101
42-317-00103	Gulf Oil Corp.	Oil	23174
42-317-00104	DIAMONDBACK E&P LLC	Oil	16719
42-317-00105	DIAMONDBACK E&P LLC	Oil
42-317-00106	STICKNEY, F. C., INC.	Oil	16674
42-317-00107	OIL MANAGEMENT CORPORATION	Oil	16647
42-317-00108	OIL MANAGEMENT CORPORATION	Oil	16728
42-317-00109	JAMEX, INC.	Oil	17209
42-317-00111	PERMIAN RESOURCES, INC.	Oil
42-317-00112	Texas Pacific Oil Company, Inc.	Oil
42-317-00113	PERMIAN RESOURCES, INC.	Oil
42-317-00114	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-00115	MOBIL OIL CORPORATION	Oil	23257
42-317-00116	Great Western Drilling Company	Oil
42-317-00117	Great Western Drilling Company	Oil	23172
42-317-00119
42-317-00120	Gruss, Joseph S.	Oil
42-317-00122	MWJ PRODUCING COMPANY	Oil
42-317-00126	CONNALLY OIL CO., INC.	Oil	23197
42-317-00127	Gulf Oil Corp.	Oil
42-317-00128	Gulf Oil Corp.	Oil
42-317-00129	Gulf Oil Corp.	Oil	23078
42-317-00130	COG OPERATING LLC	Oil	23078
42-317-00131	PERRY PRODUCING COMPANY, INC.	Oil	16594
42-317-00132	Great Western Drilling Company	Oil	14720
42-317-00133	Great Western Drilling Company	Oil	14720
42-317-00135	Gulf Oil Corp.	Oil	23078
42-317-00139	HAMON, JAKE L.	Oil
42-317-00140	HAMON, JAKE L.	Oil
42-317-00141	COPPER RIDGE RESOURCES LLC	Oil	00388
42-317-00143	ENDEAVOR ENERGY RESOURCES L.P.	Oil	15291
42-317-00148	BIRCH OPERATIONS, INC.	Oil
42-317-00150	HOLT, ROBERT B.	Oil
42-317-00151	Hunt Oil Company	Oil	28152
42-317-00152	RANGER OPERATING CO.	Oil	14730
42-317-00153	RANGER OPERATING CO.	Oil	14730
42-317-00154	RANGER OPERATING CO.	Oil
42-317-00155	RANGER OPERATING CO.	Oil	14730
42-317-00156	RANGER OPERATING CO.	Oil
42-317-00157	CHISOS, LTD.	Oil	37133
42-317-00160	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39271
42-317-00161	BIRCH OPERATIONS, INC.	Oil	16698
42-317-00162	OTB OPERATING, LLC	Oil	16721
42-317-00163	OTB OPERATING, LLC	Oil	16721
42-317-00164	WALSH & WATTS, INC.	Oil
42-317-00165	WALSH & WATTS, INC.	Oil	16700
42-317-00169	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41868
42-317-00171	DIAMONDBACK E&P LLC	Oil	16487
42-317-00172	DIAMONDBACK E&P LLC	Oil	16487
42-317-00173	DIAMONDBACK E&P LLC	Oil	16504
42-317-00175
42-317-00176	CHEVRON U. S. A. INC.	Oil	16920
42-317-00179	CHEVRON U. S. A. INC.	Oil	16920
42-317-00182	CHEVRON U. S. A. INC.	Oil	16920
42-317-00185	CHEVRON U. S. A. INC.	Oil	16920
42-317-00188
42-317-00190	OVINTIV USA INC.	Oil	15968
42-317-00191	Union Oil Company Of California	Oil
42-317-00193	Basic Energy Services, L.P.	Oil	15970
42-317-00197	BROWN, TOM INC.	Oil
42-317-00198	PIONEER NATURAL RES. USA, INC.	Oil	16662
42-317-00199	BROWN, TOM INC.	Oil
42-317-00200	BROWN, TOM INC.	Oil
42-317-00201	NE-O-TEX CORP.	Oil
42-317-00204	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00205	JETTA OPERATING COMPANY, INC.
42-317-00206	DIAMONDBACK E&P LLC	Oil	51126
42-317-00207	M-T PETROLEUM, INC.	Oil	16635
42-317-00208	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00209	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-00211	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00212	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-00213	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00214	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00215	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00216	ESPERANZA ENERGY CORP.	Oil	00479
42-317-00217	AMOCO PRODUCTION CO.-ANDREWS	Oil
42-317-00218	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00219	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00220	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00221	ROFF OPERATING COMPANY, LLC	Oil
42-317-00222	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00223	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00224	ROFF OPERATING COMPANY, LLC	Oil	31956
42-317-00225	Amoco Production Company	Oil	16814
42-317-00226	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-00227	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-00228	AMOCO PRODUCTION CO.-ANDREWS	Oil	00479
42-317-00229	AMOCO PRODUCTION CO.-ANDREWS	Oil	24169
42-317-00230	WALTER OIL & GAS INT'L, L.L.C.	Oil	30801
42-317-00231	ROFF OPERATING COMPANY, LLC	Oil
42-317-00232	ROFF OPERATING COMPANY, LLC	Oil
42-317-00233	ROFF OPERATING COMPANY, LLC	Oil
42-317-00234	ROFF OPERATING COMPANY, LLC	Oil	11621
42-317-00235	ROFF OPERATING COMPANY, LLC	Oil	11621
42-317-00236	ROFF OPERATING COMPANY, LLC	Oil	16644
42-317-00237	ROFF OPERATING COMPANY, LLC	Oil	16713
42-317-00238	ESPERANZA ENERGY CORP.	Oil	12719
42-317-00239	ROFF OPERATING COMPANY, LLC	Oil	12719
42-317-00241	AMOCO PRODUCTION CO.-ANDREWS	Oil
42-317-00242	ROFF OPERATING COMPANY, LLC	Oil	12720
42-317-00244	ROFF OPERATING COMPANY, LLC	Oil	12721
42-317-00245	ROFF OPERATING COMPANY, LLC	Oil
42-317-00246	M-T PETROLEUM, INC.	Oil
42-317-00247	ENDEAVOR ENERGY RESOURCES L.P.	Oil	14730
42-317-00248	ENDEAVOR ENERGY RESOURCES L.P.	Oil	14730
42-317-00249	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37514
42-317-00256	PARSLEY ENERGY OPERATIONS, LLC	Oil	36085
42-317-00257	Phillips Petroleum Company	Oil
42-317-00261	Marathon Oil Company	Oil
42-317-00263	Marathon Oil Company	Oil	23176
42-317-00265	LASATER, FRANK
42-317-00272	PIONEER NATURAL RES. USA, INC.	Oil	16121
42-317-00274	PIONEER NATURAL RES. USA, INC.	Oil	21546
42-317-00275	PETROLEGACY ENERGY II, LLC	Oil	20227
42-317-00285	GUIDON ENERGY MGMT SERVICES LLC	Oil	28678
42-317-00291	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23493
42-317-00293	MWS PRODUCING, INC.	Oil
42-317-00294	Cox, John L.	Oil
42-317-00295	ROFF OPERATING COMPANY, LLC	Oil	17182
42-317-00297	COASTAL PLAINS ENERGY, INC.	Oil	17210
42-317-00298	Texaco Inc.	Oil
42-317-00299	COASTAL PLAINS ENERGY, INC.	Oil	16906
42-317-00300	COASTAL PLAINS ENERGY, INC.	Oil	17268
42-317-00301	Texaco Inc.	Oil
42-317-00302	Texaco Inc.	Oil
42-317-00303	Texaco Inc.	Oil
42-317-00304	COASTAL PLAINS ENERGY, INC.	Oil	17068
42-317-00306	CHEVRON U. S. A. INC.	Oil	04010
42-317-00307	CHEVRON U. S. A. INC.	Oil	16447
42-317-00308	CHEVRON U. S. A. INC.	Oil	15902
42-317-00309	CHEVRON U. S. A. INC.	Oil	20854
42-317-00310	CHEVRON U. S. A. INC.	Oil	15902
42-317-00311	CHEVRON U. S. A. INC.	Oil
42-317-00312	CHEVRON U. S. A. INC.	Oil	20855
42-317-00313	CHEVRON U. S. A. INC.	Oil	15902
42-317-00314	Texaco Inc.	Oil	04010
42-317-00315	CHEVRON U. S. A. INC.	Oil	13113
42-317-00316	CHEVRON U. S. A. INC.	Oil	20855
42-317-00317	PERMIAN RESOURCES, INC.	Oil
42-317-00318	CHEVRON U. S. A. INC.	Oil
42-317-00319	CHEVRON U. S. A. INC.	Oil	20854
42-317-00320	CHEVRON U. S. A. INC.	Oil	13113
42-317-00321	Texaco Inc.	Oil
42-317-00322	CHEVRON U. S. A. INC.	Oil	20855
42-317-00323	Texaco Inc.	Oil	04010
42-317-00324	CHEVRON U. S. A. INC.	Oil	20854
42-317-00325	CHEVRON U. S. A. INC.	Oil	20854
42-317-00326	CHEVRON U. S. A. INC.	Oil	13113
42-317-00327	TEXACO E & P INC.	Oil
42-317-00328	CHEVRON U. S. A. INC.	Oil	20855
42-317-00329	CHEVRON U. S. A. INC.	Oil	13113
42-317-00330	TEXACO E & P INC.	Oil
42-317-00331	TEXACO E & P INC.	Oil
42-317-00332	TEXACO E & P INC.	Oil
42-317-00333	CHEVRON U. S. A. INC.	Oil	04010
42-317-00334	CHEVRON U. S. A. INC.	Oil	13113
42-317-00335	CHEVRON U. S. A. INC.	Oil	04010
42-317-00336	CHEVRON U. S. A. INC.	Oil	13113
42-317-00337	Texaco Inc.	Oil
42-317-00338	TEXACO E & P INC.	Oil
42-317-00339	CHEVRON U. S. A. INC.	Oil	13113
42-317-00341	CHEVRON U. S. A. INC.	Oil	13113
42-317-00342	CHEVRON U. S. A. INC.	Oil	04010
42-317-00343	CHEVRON U. S. A. INC.	Oil	13113
42-317-00344	CHEVRON U. S. A. INC.	Oil	13113
42-317-00345	CHEVRON U. S. A. INC.	Oil	13113
42-317-00346	CHEVRON U. S. A. INC.	Oil	13113
42-317-00347	CHEVRON U. S. A. INC.	Oil	13113
42-317-00348	CHEVRON U. S. A. INC.	Oil	13113
42-317-00349	CHEVRON U. S. A. INC.	Oil	13113
42-317-00350	CHEVRON U. S. A. INC.	Oil	13113
42-317-00351	CHEVRON U. S. A. INC.	Oil	13113
42-317-00352	CHEVRON U. S. A. INC.	Oil	13113
42-317-00353	CHEVRON U. S. A. INC.	Oil	13113
42-317-00354	CHEVRON U. S. A. INC.	Oil	13113
42-317-00355	CHEVRON U. S. A. INC.	Oil	13113
42-317-00356	CHEVRON U. S. A. INC.	Oil	13113
42-317-00357	CHEVRON U. S. A. INC.	Oil	04010
42-317-00358	CHEVRON U. S. A. INC.	Oil	04010
42-317-00359	CHEVRON U. S. A. INC.	Oil	04010
42-317-00360	CHEVRON U. S. A. INC.	Oil	04010
42-317-00361	CHEVRON U. S. A. INC.	Oil	04010
42-317-00362	CHEVRON U. S. A. INC.	Oil	04010
42-317-00363	CHEVRON U. S. A. INC.	Oil	04010
42-317-00364	CHEVRON U. S. A. INC.	Oil	04010
42-317-00365	CHEVRON U. S. A. INC.	Oil	04010
42-317-00366	CHEVRON U. S. A. INC.	Oil	04010
42-317-00367	CHEVRON U. S. A. INC.	Oil	04010
42-317-00368	CHEVRON U. S. A. INC.	Oil	04010
42-317-00369	CHEVRON U. S. A. INC.	Oil	04010
42-317-00370	CHEVRON U. S. A. INC.	Oil	04010
42-317-00371	CHEVRON U. S. A. INC.	Oil	04010
42-317-00372	CHEVRON U. S. A. INC.	Oil	04010
42-317-00373	CHEVRON U. S. A. INC.	Oil	04010
42-317-00374	CHEVRON U. S. A. INC.	Oil	04010
42-317-00375	CHEVRON U. S. A. INC.	Oil	04010
42-317-00376	CHEVRON U. S. A. INC.	Oil	04010
42-317-00377	CHEVRON U. S. A. INC.	Oil	04010
42-317-00378	CHEVRON U. S. A. INC.	Oil
42-317-00379	CHEVRON U. S. A. INC.	Oil	04010
42-317-00380	CHEVRON U. S. A. INC.	Oil	04010
42-317-00381	CHEVRON U. S. A. INC.	Oil	04010
42-317-00382	CHEVRON U. S. A. INC.	Oil	04010
42-317-00383	CHEVRON U. S. A. INC.	Oil	04010
42-317-00384	COASTAL PLAINS ENERGY, INC.	Oil	17308
42-317-00385	Texaco Inc.	Oil
42-317-00386	KEY ENERGY SERVICES, LLC	Oil	30334
42-317-00387
42-317-00388	COASTAL PLAINS ENERGY, INC.	Oil	17012
42-317-00389	TEXACO E & P INC.	Oil	00389
42-317-00390	TEXACO E & P INC.	Oil	00390
42-317-00391	TEXACO E & P INC.	Oil
42-317-00393	OVINTIV USA INC.	Oil	15968
42-317-00394	Union Oil Company Of California	Oil
42-317-00395	CARR WELL SERVICE, INC.	Oil
42-317-00396	Union Oil Company Of California	Oil
42-317-00397	Union Oil Company Of California	Oil
42-317-00398	Union Oil Company Of California	Oil
42-317-00399	Union Oil Company Of California	Oil
42-317-00402	CHESAPEAKE OPERATING, INC.	Oil	39081
42-317-00403
42-317-00406	M-T PETROLEUM, INC.	Oil
42-317-00411	PARKER & PARSLEY PETROLEUM CO.	Oil	16797
42-317-00412	Cox, John L.	Oil
42-317-00413	Cox, John L.	Oil
42-317-00414	Cox, John L.	Oil
42-317-00421
42-317-00423	Cox, John L.	Oil
42-317-00424	PIONEER NATURAL RES. USA, INC.	Oil	16121
42-317-00425	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36815
42-317-00493
42-317-01097
42-317-10001	SAHARA OPERATING COMPANY	Oil
42-317-10002	MASSINGILL & WILSON	Oil
42-317-10004	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41521
42-317-10008	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27360
42-317-10012	PIONEER NATURAL RES. USA, INC.	Oil	21982
42-317-10017	CONNALLY OIL CO., INC.	Oil
42-317-10018	Cox, John L.	Oil
42-317-10021	Cox, John L.	Oil
42-317-10022	PIONEER NATURAL RES. USA, INC.	Oil
42-317-10023	PIONEER NATURAL RES. USA, INC.	Oil	17765
42-317-10024	Cox, John L.	Oil
42-317-10025	Cox, John L.	Oil	18194
42-317-10026	Cox, John L.	Oil	18194
42-317-10027	JM COX RESOURCES, L.P.	Oil	18193
42-317-10028	JM COX RESOURCES, L.P.	Oil	18193
42-317-10029	PIONEER NATURAL RES. USA, INC.	Oil	16121
42-317-10030	Cox, John L.	Oil
42-317-10032	Cox, John L.	Oil	19210
42-317-10033	Cox, John L.	Oil
42-317-10034	Cox, John L.	Oil
42-317-10035	RELIANCE ENERGY, INC.	Oil	43355
42-317-10037	MWJ PRODUCING COMPANY	Oil
42-317-10040	EXXON CORP.	Oil
42-317-10042	DEVON ENERGY PRODUCTION CO, L.P.	Oil	22018
42-317-10043	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39483
42-317-10046	STEPHENSON EQUIP. CO.	Oil
42-317-10047	DIAMONDBACK E&P LLC	Oil	50198
42-317-10048	COASTAL MANAGEMENT CORPORATION	Oil	18036
42-317-10051	KANEB ENERGY COMPANY	Oil
42-317-10052	PIONEER NATURAL RES. USA, INC.	Oil	21704
42-317-10054	BROWN, TOM INC.	Oil	17571
42-317-10055	BROWN, TOM INC.	Oil	17455
42-317-10057	BROWN, TOM INC.	Oil	17415
42-317-10058	CHISOS, LTD.	Oil	37347
42-317-10060	ANDERSON OIL & GAS COMPANY, INC.	Oil
42-317-10061	COASTAL PLAINS ENERGY, INC.	Oil	17521
42-317-10062	DIAMONDBACK E&P LLC	Oil	17668
42-317-10063	COASTAL PLAINS ENERGY, INC.	Oil	17550
42-317-10064	COASTAL PLAINS ENERGY, INC.	Oil	17545
42-317-10065	CHEVRON U. S. A. INC.	Oil
42-317-10066	TEXACO E & P INC.	Oil
42-317-10067	TEXACO E & P INC.	Oil
42-317-10068	TEXACO E & P INC.	Oil
42-317-10069	COASTAL PLAINS ENERGY, INC.	Oil	18198
42-317-10070	Texaco Inc.	Oil
42-317-10075	Sm Energy Company	Oil	17949
42-317-10076	Union Oil Company Of California	Oil
42-317-10077	Union Oil Company Of California	Oil
42-317-10078	Union Oil Company Of California	Oil
42-317-10079	H & O OPERATING CO	Oil
42-317-10094	KLUTHE, JOSEPH G. ESTATE	Oil
42-317-10095	COASTAL MANAGEMENT CORPORATION	Oil	19750
42-317-10096	DIAMONDBACK E&P LLC	Oil	19707
42-317-10201	DIAMONDBACK E&P LLC	Oil	19938
42-317-10202	DIAMONDBACK E&P LLC	Oil	60014
42-317-10204	Sm Energy Company	Oil	17949
42-317-10205	KEENE, ROY J. JR.
42-317-10207	DIAMONDBACK E&P LLC	Oil	60027
42-317-10208	DIAMONDBACK E&P LLC	Oil	60057
42-317-10210	DIAMONDBACK E&P LLC	Oil	60052
42-317-10211	DIAMONDBACK E&P LLC	Oil	60111
42-317-10212	REMUDA OPERATING COMPANY	Oil	60070
42-317-10217	SMITH BROS. CASING PULLERS, INC.	Oil	60062
42-317-10218	DIAMONDBACK E&P LLC	Oil	60078
42-317-10220	SMITH BROS. CASING PULLERS, INC.	Oil	60062
42-317-10222	Petroleum Corporation Of Texas	Oil
42-317-10224	DIAMONDBACK E&P LLC	Oil	39706
42-317-10225	PETROLEGACY ENERGY II, LLC	Oil	20277
42-317-10226	ROFF OPERATING COMPANY, LLC	Oil	12720
42-317-10227	CROWNQUEST OPERATING, LLC	Oil	60098
42-317-10231	BC Operating, Inc.	Oil	60122
42-317-10232	COASTAL MANAGEMENT CORPORATION	Oil	20181
42-317-10233	Kaneb Operating Company, Ltd.	Oil
42-317-10234	Petroleum Corporation Of Texas	Oil
42-317-10235	PIONEER NATURAL RES. USA, INC.	Oil	43208
42-317-10236	COASTAL MANAGEMENT CORPORATION	Oil	20280
42-317-10237	DIAMONDBACK E&P LLC	Oil	60133
42-317-10238	LANGHAM PETROLEUM EXPL. CORP.	Oil	20351
42-317-10240	DE3 OPERATING LLC	Oil	60176
42-317-10241	Cox, John L.	Oil
42-317-10242	TEXAS CRUDE OPERATOR, INC.	Oil	20325
42-317-10243	DIAMONDBACK E&P LLC	Oil	60147
42-317-10245	Petroleum Corporation Of Texas	Oil
42-317-10246	PED OIL CORPORATION	Oil	21037
42-317-10248	DIAMONDBACK E&P LLC	Oil	60163
42-317-10250	COASTAL MANAGEMENT CORPORATION
42-317-10251	SCYTHIAN, LTD.	Oil
42-317-10252	Petroleum Corporation Of Texas	Oil
42-317-10253	PIONEER NATURAL RES. USA, INC.	Oil	20385
42-317-10254	REMUDA OPERATING COMPANY	Oil	60191
42-317-10256	SMITH BROS. CASING PULLERS, INC.	Oil	60062
42-317-10257	DE3 OPERATING LLC	Oil	60203
42-317-10258	FASKEN, DAVID	Oil
42-317-10259	SOUTHWEST ROYALTIES, INC.	Oil	60208
42-317-10260	PIONEER NATURAL RES. USA, INC.	Oil	20517
42-317-10261	MASSINGILL, B. D.	Oil
42-317-10262	Kaneb Operating Company, Ltd.	Oil
42-317-10263	SOUTHWEST ROYALTIES, INC.	Oil	60229
42-317-10265	PETROLEGACY ENERGY II, LLC	Oil
42-317-10267	PIONEER NATURAL RES. USA, INC.	Oil	20496
42-317-10268	Texota Oil Co.	Oil	61359
42-317-10269	SOUTHWEST ROYALTIES, INC.	Oil	60229
42-317-10270	SOUTHWEST ROYALTIES, INC.	Oil	60208
42-317-10273	SOUTHWEST ROYALTIES, INC.	Oil	60252
42-317-10275	ENERGEN RESOURCES CORPORATION	Oil	60265
42-317-10277	DIAMONDBACK E&P LLC	Oil	60266
42-317-10278	BROWN, H. L., JR.	Oil
42-317-10279	DIAMONDBACK E&P LLC	Oil	60078
42-317-10281	DIAMONDBACK E&P LLC	Oil	60276
42-317-10282	PARKER & PARSLEY PETROLEUM CO.	Oil	20703
42-317-10283	PIONEER NATURAL RES. USA, INC.	Oil	20746
42-317-10284	FASKEN, DAVID	Oil
42-317-10286	Cox, John L.	Oil
42-317-10287	Cox, John L.	Oil
42-317-10288	PIONEER NATURAL RES. USA, INC.	Oil	20746
42-317-10289	PARKER & PARSLEY PETROLEUM CO.	Oil	20812
42-317-10290	Cox, John L.	Oil	20834
42-317-10291	AMOCO PRODUCTION CO.-ANDREWS	Oil
42-317-10292	AROC (TEXAS) INC.	Oil
42-317-10293	Union Oil Company Of California	Oil
42-317-10294	Cox, John L.	Oil
42-317-10295	ENDEAVOR ENERGY RESOURCES L.P.	Oil	60384
42-317-10296	PIONEER NATURAL RES. USA, INC.	Oil
42-317-10297	Cox, John L.	Oil	20871
42-317-10298	SMITH BROS. CASING PULLERS, INC.	Oil	60403
42-317-10299	SMITH BROS. CASING PULLERS, INC.	Oil	60401
42-317-10300	SMITH BROS. CASING PULLERS, INC.	Oil	60401
42-317-10302	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-10303	ROFF OPERATING COMPANY, LLC	Oil	37033
42-317-10304	PIONEER NATURAL RES. USA, INC.	Oil	20897
42-317-10305	PETROLEGACY ENERGY II, LLC	Oil	20911
42-317-10306	PIONEER NATURAL RES. USA, INC.	Oil	20919
42-317-10307	PIONEER NATURAL RES. USA, INC.	Oil	20746
42-317-10309	BLACK SWAN OPERATING, LLC	Oil	20994
42-317-10311	Cox, John L.	Oil	20940
42-317-10312	PEARLSNAP MIDSTREAM, LLC	Oil	43398
42-317-10313	Cox, John L.	Oil
42-317-10315	OTB OPERATING, LLC	Oil	21025
42-317-10316	OTB OPERATING, LLC	Oil	21046
42-317-10317	Lario Oil & Gas Company	Oil
42-317-10318	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-10319	PARKER & PARSLEY DEVELOPMENT L.P	Oil	21066
42-317-10320	Parker & Parsley Development Co.	Oil	20991
42-317-10321	Cox, John L.	Oil
42-317-10323	Cox, John L.	Oil	20940
42-317-10324	PIONEER NATURAL RES. USA, INC.	Oil	21034
42-317-10325	JMW RESOURCES, INC.	Oil	21087
42-317-10327	DIAMONDBACK E&P LLC	Oil	21771
42-317-10330	PIONEER NATURAL RES. USA, INC.	Oil
42-317-10331	PIONEER NATURAL RES. USA, INC.	Oil	21075
42-317-10332	Cox, John L.	Oil	20834
42-317-10333	DRACO ENERGY, INC.	Oil	21109
42-317-10334	PED OIL CORPORATION	Oil	21037
42-317-10335	PIONEER NATURAL RES. USA, INC.	Oil	21097
42-317-10336	PIONEER NATURAL RES. USA, INC.	Oil	21153
42-317-10337	PIONEER NATURAL RES. USA, INC.	Oil	21096
42-317-10338	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-10339	DRACO ENERGY, INC.	Oil	21154
42-317-10340	PIONEER NATURAL RES. USA, INC.	Oil	21114
42-317-10341	CHEVRON U. S. A. INC.	Oil	13113
42-317-10355	Graham Royalty, Ltd.	Oil
42-317-20000	MWS PRODUCING, INC.	Oil	29662
42-317-20004
42-317-20008	COASTAL MANAGEMENT CORPORATION	Oil	20181
42-317-20013	Cox, John L.	Oil
42-317-20084
42-317-20087	BC Operating, Inc.	Oil
42-317-20088
42-317-20103
42-317-20110	MAJESTIC PETROLEUM CORPORATION	Oil
42-317-20117	REMUDA OIL & GAS CO.	Oil
42-317-20120	REMUDA OIL & GAS CO.	Oil
42-317-30001	PIONEER NATURAL RES. USA, INC.	Oil	21130
42-317-30002	DE3 OPERATING LLC	Oil
42-317-30004	JM COX RESOURCES, L.P.	Oil	21147
42-317-30005	Cox, John L.	Oil
42-317-30006	PIONEER NATURAL RES. USA, INC.	Oil	21163
42-317-30007	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30008	PIONEER NATURAL RES. USA, INC.	Oil	21177
42-317-30009	PIONEER NATURAL RES. USA, INC.	Oil	21034
42-317-30010	Cox, John L.	Oil
42-317-30011	Cox, John L.	Oil
42-317-30012	Cox, John L.	Oil
42-317-30014	Sm Energy Company	Oil	60511
42-317-30015	Cox, John L.	Oil
42-317-30016	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30017	Cox, John L.	Oil
42-317-30018	Cox, John L.	Oil
42-317-30019	JM COX RESOURCES, L.P.	Oil	21343
42-317-30020	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-30021	DIAMONDBACK E&P LLC	Oil	60536
42-317-30022	North Central Oil Corp.	Oil
42-317-30023	SHENANDOAH PETROLEUM CORPORATION	Oil
42-317-30024	Cox, John L.	Oil
42-317-30025	Cox, John L.	Oil
42-317-30026	PIONEER NATURAL RES. USA, INC.	Oil	21322
42-317-30027	Cox, John L.	Oil
42-317-30028	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-30029	Cox, John L.	Oil
42-317-30030	Lario Oil & Gas Company	Oil	21389
42-317-30031	Cox, John L.	Oil	21459
42-317-30032	Parker & Parsley Development Co.	Oil	21398
42-317-30033	PIONEER NATURAL RES. USA, INC.	Oil	21372
42-317-30034	PIONEER NATURAL RES. USA, INC.	Oil	21322
42-317-30035	Lario Oil & Gas Company	Oil	21389
42-317-30036	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-30037	CARR WELL SERVICE, INC.	Oil
42-317-30038	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-30039	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-30040	PIONEER NATURAL RES. USA, INC.	Oil	21372
42-317-30041	PIONEER NATURAL RES. USA, INC.	Oil	21428
42-317-30042	PIONEER NATURAL RES. USA, INC.	Oil	21438
42-317-30043	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29718
42-317-30044	ROFF OPERATING COMPANY, LLC	Oil	20904
42-317-30045	WICHITA INDUSTRIES, INC.	Oil
42-317-30046	PIONEER NATURAL RES. USA, INC.	Oil	21428
42-317-30047	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-30048	PIONEER NATURAL RES. USA, INC.	Oil	21496
42-317-30049	Cox, John L.	Oil
42-317-30050	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-30051	PIONEER NATURAL RES. USA, INC.	Oil	21486
42-317-30052	Cox, John L.	Oil
42-317-30053	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-30054	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-30055	PIONEER NATURAL RES. USA, INC.	Oil	21428
42-317-30056	MIRANDA ENERGY CORPORATION	Oil
42-317-30057	PARKER & PARSLEY PETROLEUM CO.	Oil	21526
42-317-30058	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-30059	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-30060	BROWN, TOM, DRLG. CO., INC.	Oil
42-317-30061
42-317-30062	PARKER & PARSLEY DEVELOPMENT L.P	Oil	21510
42-317-30063	PIONEER NATURAL RES. USA, INC.	Oil	21438
42-317-30064	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30066	PIONEER NATURAL RES. USA, INC.	Oil	21546
42-317-30067	BROWN, TOM INC.	Oil	21579
42-317-30068	WESTERN STATES PRODUCING CO.	Oil
42-317-30069	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21534
42-317-30070	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-30071	Santa Fe Energy Resources, Inc.	Oil	21539
42-317-30072	PIONEER NATURAL RES. USA, INC.	Oil	21589
42-317-30073	SHENANDOAH PETROLEUM CORPORATION	Oil	21371
42-317-30074	MCCABE ENERGY, INC.
42-317-30075	PIONEER NATURAL RES. USA, INC.	Oil	21567
42-317-30076	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-30077	Great Western Drilling Company	Oil
42-317-30078	AGUA LIBRE MIDSTREAM LLC	Oil	21543
42-317-30079	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-30080	FORT WORTH OIL & GAS, INC.	Oil
42-317-30081	TROBAUGH, ALLEN K.	Oil
42-317-30082	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30083	CHEVRON U. S. A. INC.	Oil
42-317-30084	POGO PANHANDLE 2004, L.P.	Oil	21557
42-317-30085	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21587
42-317-30086	POGO PANHANDLE 2004, L.P.	Oil	21557
42-317-30087	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21616
42-317-30088	CONINE, JIM, INC.	Oil
42-317-30089	MGF Oil Corporation	Oil
42-317-30090	QEP ENERGY COMPANY	Oil
42-317-30091	Cox, John L.	Oil
42-317-30092	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30093	PIONEER NATURAL RES. USA, INC.	Oil	21428
42-317-30094	ENERGEN RESOURCES CORPORATION	Oil	21645
42-317-30095	PIONEER NATURAL RES. USA, INC.	Oil	21615
42-317-30096	MARCUM DRILLING CO.	Oil
42-317-30097	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30098	Xeric Oil & Gas Corporation	Oil	21678
42-317-30099	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21534
42-317-30100	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-30101	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21651
42-317-30102	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21669
42-317-30103	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	21618
42-317-30104	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30105	PIONEER NATURAL RES. USA, INC.	Oil	21486
42-317-30106	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30107	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30108	HALLWOOD PETROLEUM, INC.	Oil	21667
42-317-30109	ADOBE OIL & GAS CORP.	Oil
42-317-30110	MIRANDA ENERGY CORPORATION	Oil
42-317-30111	LIBERTY PETROLEUM CORPORATION	Oil
42-317-30112	LIBERTY PETROLEUM CORPORATION	Oil
42-317-30113	PIONEER NATURAL RES. USA, INC.	Oil	21665
42-317-30114	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30115	PIONEER NATURAL RES. USA, INC.	Oil	21672
42-317-30116	PIONEER NATURAL RES. USA, INC.	Oil	21688
42-317-30117	QEP ENERGY COMPANY	Oil
42-317-30118	PIONEER NATURAL RES. USA, INC.	Oil	21687
42-317-30119	PIONEER NATURAL RES. USA, INC.	Oil	21859
42-317-30120	PIONEER NATURAL RES. USA, INC.	Oil	21670
42-317-30121	PIONEER NATURAL RES. USA, INC.	Oil	21682
42-317-30122	PIONEER NATURAL RES. USA, INC.	Oil	21702
42-317-30123	PIONEER NATURAL RES. USA, INC.	Oil	21797
42-317-30124	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30125	PIONEER NATURAL RES. USA, INC.	Oil	21666
42-317-30126	PIONEER NATURAL RES. USA, INC.	Oil	21685
42-317-30127	PIONEER NATURAL RES. USA, INC.	Oil	21486
42-317-30128	Texas American Oil Corp.	Oil
42-317-30129	PIONEER NATURAL RES. USA, INC.	Oil	21486
42-317-30130	PIONEER NATURAL RES. USA, INC.	Oil	21702
42-317-30131	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30132	GUIDON ENERGY MGMT SERVICES LLC	Oil	21689
42-317-30133	MERIT ENERGY COMPANY	Oil	21696
42-317-30134	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-30135	PIONEER NATURAL RES. USA, INC.	Oil	21797
42-317-30136	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43052
42-317-30137	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30138	MITCHELL, JAMES - OPERATOR	Oil	21728
42-317-30139	PIONEER NATURAL RES. USA, INC.	Oil	21704
42-317-30140	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21705
42-317-30141	WITHERSPOON,D J/LI WI OPERATIONS	Oil	21711
42-317-30142	PIONEER NATURAL RES. USA, INC.	Oil	36156
42-317-30143	MERIT ENERGY COMPANY	Oil	21696
42-317-30144	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30145	ADOBE RESOURCES CORPORATION	Oil
42-317-30146	ENERGEN RESOURCES CORPORATION	Oil	21645
42-317-30147	PIONEER NATURAL RES. USA, INC.	Oil	21720
42-317-30148	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30149	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21800
42-317-30150	Cox, John L.	Oil
42-317-30151	PIONEER NATURAL RES. USA, INC.	Oil	21752
42-317-30152	PIONEER NATURAL RES. USA, INC.	Oil	21752
42-317-30153	PIONEER NATURAL RES. USA, INC.	Oil	21718
42-317-30154	PIONEER NATURAL RES. USA, INC.	Oil	21769
42-317-30155	PIONEER NATURAL RES. USA, INC.	Oil	21768
42-317-30156	MGF Oil Corporation	Oil	21753
42-317-30157	COLLIER DIAMOND -C- OILS, INC.	Oil
42-317-30158	PIONEER NATURAL RES. USA, INC.	Oil	21708
42-317-30159	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30160	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30161	PIONEER NATURAL RES. USA, INC.	Oil	21567
42-317-30162	HANSON OIL CORPORATION	Oil
42-317-30163	PIONEER NATURAL RES. USA, INC.	Oil	21720
42-317-30164	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30165	COLLIER DIAMOND -C- OILS, INC.	Oil
42-317-30166	PIONEER NATURAL RES. USA, INC.	Oil	21725
42-317-30167	Moran Exploration, Inc.	Oil
42-317-30168	20TH CENTURY PIPE & EQUIP.CO.INC	Oil	21755
42-317-30169	20TH CENTURY PIPE & EQUIP.CO.INC	Oil
42-317-30170	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30171	PIONEER NATURAL RES. USA, INC.	Oil	21688
42-317-30172	PIONEER NATURAL RES. USA, INC.	Oil	21759
42-317-30173	KANEB PRODUCTION COMPANY	Oil
42-317-30174	Cox, John L.	Oil
42-317-30175	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30176	PIONEER NATURAL RES. USA, INC.	Oil	21768
42-317-30178	SMITH PIPE OF ABILENE	Oil	21887
42-317-30179	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30180	PENTEX OPERATING COMPANY	Oil
42-317-30181	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-30182	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-30183	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-30184	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-30185	PIONEER NATURAL RES. USA, INC.	Oil	21666
42-317-30186	Xeric Oil & Gas Corporation	Oil	21817
42-317-30187	HANSON OIL CORPORATION	Oil
42-317-30189	CONINE, JIM, INC.	Oil
42-317-30190	R K PETROLEUM CORP.	Oil
42-317-30191	PIONEER NATURAL RES. USA, INC.	Oil	21764
42-317-30192	PIONEER NATURAL RES. USA, INC.	Oil	21824
42-317-30193	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30194	STALLION ENERGY, INC.	Oil	21805
42-317-30195	PIONEER NATURAL RES. USA, INC.	Oil	21774
42-317-30196	PIONEER NATURAL RES. USA, INC.	Oil	21773
42-317-30197	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30198	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-30199	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21813
42-317-30200	GUIDON ENERGY MGMT SERVICES LLC	Oil	21787
42-317-30201	QUINOCO PETROLEUM, INC.	Oil
42-317-30202	Uv Industries, Inc.	Oil
42-317-30203	GUIDON ENERGY MGMT SERVICES LLC	Oil	21780
42-317-30204	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30205	PETROLEGACY ENERGY II, LLC	Oil	21844
42-317-30206	VENTURE EQUIPMENT, INC.	Oil
42-317-30207	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21855
42-317-30208	VENTURE EQUIPMENT, INC.	Oil
42-317-30211	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30212	PIONEER NATURAL RES. USA, INC.	Oil	21872
42-317-30213	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21788
42-317-30214	VENTURE EQUIPMENT, INC.	Oil
42-317-30215	Cox, John L.	Oil
42-317-30216	Cox, John L.	Oil
42-317-30217	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30218	STICKNEY, F. C., INC.	Oil
42-317-30219	ENERGEN RESOURCES CORPORATION	Oil	21645
42-317-30220	PIONEER NATURAL RES. USA, INC.	Oil	21815
42-317-30221	SANTA FE SNYDER CORPORATION	Oil	21849
42-317-30222	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30223	POGO PANHANDLE 2004, L.P.	Oil	21781
42-317-30224	VENTURE EQUIPMENT, INC.	Oil
42-317-30225	Houston Oil & Minerals Corp.	Oil
42-317-30226	PIONEER NATURAL RES. USA, INC.	Oil	21815
42-317-30227	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21812
42-317-30228	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21812
42-317-30229	ODEN, H. D., INC.	Oil
42-317-30230	LIBERTY PETROLEUM CORPORATION	Oil
42-317-30232	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21813
42-317-30233	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21792
42-317-30234	R K PETROLEUM CORP.	Oil	21814
42-317-30235	R K PETROLEUM CORP.	Oil
42-317-30237	GUIDON ENERGY MGMT SERVICES LLC	Oil
42-317-30238	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21765
42-317-30239	GUIDON ENERGY MGMT SERVICES LLC	Oil	21727
42-317-30240	ODESSA EXPLORATION, INC.	Oil	21765
42-317-30241	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30242	VENTURE EQUIPMENT, INC.	Oil
42-317-30243	PENTEX OPERATING COMPANY	Oil	21766
42-317-30244	STEPHENS, AUTRY C.	Oil	21836
42-317-30245	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30246	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21705
42-317-30247	VENTURE EQUIPMENT, INC.	Oil
42-317-30248	WESTERN STATES PRODUCING CO.	Oil
42-317-30249	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21867
42-317-30250	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21867
42-317-30251	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21854
42-317-30252	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-30255	WITHERSPOON,D J/LI WI OPERATIONS	Oil	21711
42-317-30256	R K PETROLEUM CORP.	Oil
42-317-30257	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30258	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30259	R K PETROLEUM CORP.	Oil
42-317-30260	ANDERSON OIL & GAS COMPANY, INC.	Oil
42-317-30261	CARR WELL SERVICE, INC.	Oil
42-317-30262	CHEVRON U. S. A. INC.	Oil	04010
42-317-30263	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30265	SMITH BROS. CASING PULLERS, INC.	Oil	21878
42-317-30266	R K PETROLEUM CORP.	Oil
42-317-30267	Cox, John L.	Oil
42-317-30268	QEP ENERGY COMPANY	Oil
42-317-30269	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-30270	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-30272	R K PETROLEUM CORP.	Oil	22171
42-317-30274	MARCUM DRILLING CO.	Oil	21917
42-317-30275	CARR WELL SERVICE, INC.	Oil
42-317-30276	GREEN & MICHAELSON PROD. CO.	Oil
42-317-30277	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30278	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30279	QEP ENERGY COMPANY	Oil
42-317-30280	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-30281	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-30282	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21925
42-317-30283	DEVON ENERGY CORPORATION(NEVADA)	Oil
42-317-30284	DEVON ENERGY CORPORATION(NEVADA)	Oil
42-317-30285	PIONEER NATURAL RES. USA, INC.	Oil	21885
42-317-30286	PIONEER NATURAL RES. USA, INC.	Oil	21911
42-317-30287	QEP ENERGY COMPANY	Oil	22026
42-317-30288	QEP ENERGY COMPANY	Oil
42-317-30290	PIONEER NATURAL RES. USA, INC.	Oil	21637
42-317-30291	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-30292	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-30293	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-30294	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-30295	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-30296	GUIDON ENERGY MGMT SERVICES LLC	Oil	35909
42-317-30297	PIONEER NATURAL RES. USA, INC.	Oil	21797
42-317-30298	JM COX RESOURCES, L.P.	Oil
42-317-30299	MERIT ENERGY COMPANY	Oil	21932
42-317-30300	MERIT ENERGY COMPANY	Oil	21932
42-317-30301	SAXON OIL COMPANY	Oil	21924
42-317-30302	R K PETROLEUM CORP.	Oil
42-317-30303	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21952
42-317-30304	R K PETROLEUM CORP.	Oil
42-317-30305	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21909
42-317-30306	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21956
42-317-30307	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21933
42-317-30308	Cox, John L.	Oil
42-317-30309	Cox, John L.	Oil
42-317-30310	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21947
42-317-30311	PIONEER NATURAL RES. USA, INC.	Oil	23531
42-317-30312	QEP ENERGY COMPANY	Oil
42-317-30313	PIONEER NATURAL RES. USA, INC.	Oil	21906
42-317-30314	BROWN, TOM INC.	Oil
42-317-30315
42-317-30317	Cox, John L.	Oil
42-317-30318	Cox, John L.	Oil	21991
42-317-30320	QUINOCO PETROLEUM, INC.	Oil
42-317-30321	HALLWOOD ENERGY CORPORATION	Oil	21957
42-317-30322	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30323	CARR WELL SERVICE, INC.	Oil
42-317-30324	JM COX RESOURCES, L.P.	Oil
42-317-30325	Apache Corporation	Oil	21964
42-317-30326	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21971
42-317-30327	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30328	Parker & Parsley Development Co.	Oil	21950
42-317-30329	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21928
42-317-30330	JM COX RESOURCES, L.P.	Oil
42-317-30331	Cox, John L.	Oil	21991
42-317-30332	PED OIL CORPORATION	Oil	22033
42-317-30333	PIONEER NATURAL RES. USA, INC.	Oil	21953
42-317-30334	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30335	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30336	SMC OIL & GAS, INC.	Oil
42-317-30337	SMC OIL & GAS, INC.	Oil	32957
42-317-30338	Cox, John L.	Oil
42-317-30339	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21968
42-317-30340	STEPHENS, AUTRY C.	Oil	21981
42-317-30341	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-30342	PIONEER NATURAL RES. USA, INC.	Oil	22178
42-317-30343	PIONEER NATURAL RES. USA, INC.	Oil	21987
42-317-30344	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21980
42-317-30345	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21980
42-317-30346	PIONEER NATURAL RES. USA, INC.	Oil	22000
42-317-30347	PIONEER NATURAL RES. USA, INC.	Oil	22000
42-317-30348	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21986
42-317-30349	QEP ENERGY COMPANY	Oil	21994
42-317-30351	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30352	SWAB OIL CO.	Oil	21972
42-317-30353	HANSON OIL CORPORATION	Oil
42-317-30354	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22028
42-317-30355	Cox, John L.	Oil
42-317-30356	ENDEAVOR ENERGY RESOURCES L.P.	Oil	34792
42-317-30357	QEP ENERGY COMPANY	Oil	22261
42-317-30358	FORT WORTH OIL & GAS, INC.	Oil
42-317-30359	PIONEER NATURAL RES. USA, INC.	Oil	22003
42-317-30360	PIONEER NATURAL RES. USA, INC.	Oil	22003
42-317-30361	QEP ENERGY COMPANY	Oil
42-317-30362	Cox, John L.	Oil
42-317-30363	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30365	QEP ENERGY COMPANY	Oil	22015
42-317-30366	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22036
42-317-30367	PIONEER NATURAL RES. USA, INC.	Oil	21907
42-317-30368	Cox, John L.	Oil
42-317-30369	JM COX RESOURCES, L.P.	Oil	21899
42-317-30370	QEP ENERGY COMPANY	Oil	22015
42-317-30371	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30372	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-30373	QEP ENERGY COMPANY	Oil	22022
42-317-30374	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-30375	Cox, John L.	Oil
42-317-30376	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-30377	Parker & Parsley Development Co.	Oil	22073
42-317-30378	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30379	Cox, John L.	Oil
42-317-30380	HEADINGTON COMPANY, THE	Oil
42-317-30381	CARR WELL SERVICE, INC.	Oil	21958
42-317-30382	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-30383	PIONEER NATURAL RES. USA, INC.	Oil	22074
42-317-30384	WOOD & COCKBURN, INC.	Oil
42-317-30385	R K PETROLEUM CORP.	Oil	22039
42-317-30386	PIONEER NATURAL RES. USA, INC.	Oil	22049
42-317-30387	Cox, John L.	Oil
42-317-30388	TRINITY ENVIRO SWD I, L.L.C.	Oil	22054
42-317-30389	PIONEER NATURAL RES. USA, INC.	Oil	22074
42-317-30390	PIONEER NATURAL RES. USA, INC.	Oil	21987
42-317-30391	ADOBE RESOURCES CORPORATION	Oil	22048
42-317-30392	MERIT ENERGY COMPANY	Oil	22050
42-317-30393	PIONEER NATURAL RES. USA, INC.	Oil	21979
42-317-30394	R K PETROLEUM CORP.	Oil
42-317-30396	R K PETROLEUM CORP.	Oil
42-317-30397	R K PETROLEUM CORP.	Oil
42-317-30398	R K PETROLEUM CORP.	Oil
42-317-30399	R K PETROLEUM CORP.	Oil	22121
42-317-30400	SMC OIL & GAS, INC.	Oil	22071
42-317-30401	RAMTEX ENERGY LLC	Oil	22120
42-317-30402	ADOBE OIL & GAS CORP.	Oil
42-317-30403	TAMARACK PETROLEUM COMPANY, INC.	Oil	22089
42-317-30405	ADOBE OIL CO.	Oil
42-317-30406	HEP OIL GP, LLC	Oil	22102
42-317-30407	Cox, John L.	Oil
42-317-30408	QEP ENERGY COMPANY	Oil	22086
42-317-30409	Cox, John L.	Oil
42-317-30410	QEP ENERGY COMPANY	Oil	22082
42-317-30411	Cox, John L.	Oil
42-317-30412	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-30413	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-30414	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-30415	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-30416	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30417	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-30418	MERIT ENERGY COMPANY	Oil	22126
42-317-30419	MERIT ENERGY COMPANY	Oil
42-317-30420	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-30421	PIONEER NATURAL RES. USA, INC.	Oil	45243
42-317-30422	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-30423	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-30424	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-30425	PED OIL CORPORATION	Oil	22153
42-317-30426	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-30427	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-30428	PIONEER NATURAL RES. USA, INC.	Oil	22119
42-317-30429	Cox, John L.	Oil
42-317-30430	R K PETROLEUM CORP.	Oil
42-317-30431	PIONEER NATURAL RES. USA, INC.	Oil	22088
42-317-30432	PIONEER NATURAL RES. USA, INC.	Oil	22088
42-317-30433	PED OIL CORPORATION	Oil	22163
42-317-30434	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22114
42-317-30435	PED OIL CORPORATION	Oil
42-317-30436	L.C.S. PRODUCTION COMPANY	Oil	22130
42-317-30437	Coquina Oil Corporation	Oil
42-317-30438	CARR WELL SERVICE, INC.	Oil	22180
42-317-30439	Xeric Oil & Gas Corporation	Oil
42-317-30440	Cox, John L.	Oil
42-317-30441	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-30442	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-30443	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22111
42-317-30444	RITTENHOUSE OIL & GAS CO.	Oil	22131
42-317-30445	ADOBE OIL & GAS CORP.	Oil
42-317-30446	Cox, John L.	Oil
42-317-30447	OVINTIV USA INC.	Oil	23106
42-317-30448	QEP ENERGY COMPANY	Oil	22122
42-317-30449	QEP ENERGY COMPANY	Oil	22108
42-317-30450	QEP ENERGY COMPANY	Oil
42-317-30451	Cox, John L.	Oil
42-317-30452	Cox, John L.	Oil
42-317-30455	BELCO PETROLEUM CORPORATION	Oil	32071
42-317-30456	BROWN, TOM INC.	Oil	22132
42-317-30457	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30458	QEP ENERGY COMPANY	Oil
42-317-30459	Parker & Parsley Development Co.	Oil	22073
42-317-30460	PIONEER NATURAL RES. USA, INC.	Oil	22118
42-317-30461	Cox, John L.	Oil
42-317-30462	R K PETROLEUM CORP.	Oil	22098
42-317-30464	QEP ENERGY COMPANY	Oil
42-317-30466	Cox, John L.	Oil	22083
42-317-30467	LOVELADY, I. W.	Oil
42-317-30468	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36845
42-317-30469	CARR WELL SERVICE, INC.	Oil
42-317-30470	BELCO PETROLEUM CORPORATION	Oil
42-317-30471	GRISHAM & DEL. BASIN PROP. INC.	Oil	22261
42-317-30472	ADOBE RESOURCES CORPORATION	Oil	22176
42-317-30473	PIONEER NATURAL RES. USA, INC.	Oil	22162
42-317-30474	Santa Fe Energy Resources, Inc.	Oil	22152
42-317-30475	PERMIAN RESOURCES, INC.	Oil	22179
42-317-30476	L.C.S. PRODUCTION COMPANY	Oil	22184
42-317-30477	Cox, John L.	Oil	22083
42-317-30478	ADOBE OIL & GAS CORP.	Oil
42-317-30479	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22165
42-317-30480	LOVELADY, I. W.	Oil
42-317-30481	LANGHAM PETROLEUM EXPL. CORP.	Oil	22239
42-317-30482	L.C.S. PRODUCTION COMPANY	Oil	22253
42-317-30483	LEMON, HULEN H.	Oil
42-317-30484	L.C.S. PRODUCTION COMPANY	Oil	22245
42-317-30485	Cox, John L.	Oil
42-317-30486	MERIT ENERGY COMPANY	Oil	22177
42-317-30487	PIONEER NATURAL RES. USA, INC.	Oil	22182
42-317-30488	Henry Petroleum Corp.	Oil	23502
42-317-30489	Cox, John L.	Oil
42-317-30490	Cox, John L.	Oil
42-317-30491	SMC OIL & GAS, INC.	Oil	22233
42-317-30492	DE3 OPERATING LLC	Oil	22185
42-317-30493	ADOBE OIL & GAS CORP.	Oil
42-317-30494	BROWN, TOM INC.	Oil	22183
42-317-30495	UNIVERSAL RESOURCES CORP.	Oil
42-317-30496	SMC OIL & GAS, INC.	Oil	22233
42-317-30497	ADOBE RESOURCES CORPORATION	Oil	22172
42-317-30498	Santa Fe Energy Resources, Inc.	Oil	22181
42-317-30499	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22205
42-317-30500	ADOBE RESOURCES CORPORATION	Oil
42-317-30501	R K PETROLEUM CORP.	Oil	22234
42-317-30502	Henry Petroleum Corp.	Oil
42-317-30503	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22348
42-317-30504	PARKER & PARSLEY DEVELOPMENT L.P	Oil	22223
42-317-30506	Cox, John L.	Oil
42-317-30507	Santa Fe Energy Resources, Inc.	Oil	22152
42-317-30508	PIONEER NATURAL RES. USA, INC.	Oil	22207
42-317-30509	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22204
42-317-30510	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30511	TELESIS OPERATING CO., INC.	Oil	22286
42-317-30512	L.C.S. PRODUCTION COMPANY	Oil	22245
42-317-30513	MERIT ENERGY COMPANY	Oil	22206
42-317-30514	MERIT ENERGY COMPANY	Oil	22206
42-317-30515	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-30516	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-30517	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-30518	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-30519	SANTA FE SNYDER CORPORATION	Oil	22202
42-317-30520	ADOBE RESOURCES CORPORATION	Oil
42-317-30521	MERIDIAN OIL CORPORATION	Oil
42-317-30522	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30523	PIONEER NATURAL RES. USA, INC.	Oil	22215
42-317-30524	MERIT ENERGY COMPANY	Oil	22177
42-317-30525	ADOBE RESOURCES CORPORATION	Oil
42-317-30526	Santa Fe Energy Resources, Inc.	Oil	22198
42-317-30527	BROWN, TOM INC.	Oil
42-317-30528	TRI-SERVICE DRILLING CO.	Oil
42-317-30529	PERMIAN WEST PIPE, INC.	Oil	22265
42-317-30530	PIONEER NATURAL RES. USA, INC.	Oil	22220
42-317-30531	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30532	PIONEER NATURAL RES. USA, INC.	Oil	22220
42-317-30533	Santa Fe Energy Resources, Inc.	Oil	22221
42-317-30534	PIONEER NATURAL RES. USA, INC.	Oil	22259
42-317-30535	PETRO-WEST CORPORATION	Oil	22222
42-317-30536	PIONEER NATURAL RES. USA, INC.	Oil	22243
42-317-30537	MERIT ENERGY COMPANY	Oil	22260
42-317-30538	PIONEER NATURAL RES. USA, INC.	Oil	22267
42-317-30539	PIONEER NATURAL RES. USA, INC.	Oil	21979
42-317-30540	ADOBE RESOURCES CORPORATION	Oil	22269
42-317-30541	MERIT ENERGY COMPANY	Oil	22232
42-317-30542	ADOBE RESOURCES CORPORATION	Oil
42-317-30544	Cox, John L.	Oil
42-317-30545	FORT WORTH OIL & GAS, INC.	Oil
42-317-30547	ADOBE RESOURCES CORPORATION	Oil	22176
42-317-30549	ADOBE OIL CO.	Oil
42-317-30550	CAPROCK EXPLORATION, INC.	Oil	22158
42-317-30551	HEP OIL GP, LLC	Oil
42-317-30552	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22250
42-317-30553	SWAB OIL CO.	Oil	22349
42-317-30554	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22301
42-317-30555	PED OIL CORPORATION	Oil	22321
42-317-30556	PED OIL CORPORATION	Oil
42-317-30557	PED OIL CORPORATION	Oil
42-317-30558	Cox, John L.	Oil
42-317-30560	Cox, John L.	Oil
42-317-30561	SHENANDOAH PETROLEUM CORPORATION	Oil
42-317-30562	Henry Petroleum Corp.	Oil	31440
42-317-30563	PARKER & PARSLEY DEVELOPMENT L.P	Oil	22223
42-317-30564	ADOBE OIL CO.	Oil
42-317-30565	ADOBE OIL CO.	Oil
42-317-30566	GOLDEN, MARTY JOE	Oil	22521
42-317-30567	R K PETROLEUM CORP.	Oil	32071
42-317-30568	AVRA OIL COMPANY	Oil	22326
42-317-30569	Sm Energy Company	Oil	60800
42-317-30570	PIONEER NATURAL RES. USA, INC.	Oil	21979
42-317-30571	PIONEER NATURAL RES. USA, INC.	Oil	22049
42-317-30572	KAISER-FRANCIS OIL COMPANY	Oil	22257
42-317-30573	BROWN, TOM INC.	Oil	22293
42-317-30575	ADOBE RESOURCES CORPORATION	Oil	22284
42-317-30576	ADOBE RESOURCES CORPORATION	Oil	22284
42-317-30577	PIONEER NATURAL RES. USA, INC.	Oil	22305
42-317-30578	PIONEER NATURAL RES. USA, INC.	Oil	22288
42-317-30579	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22204
42-317-30580	ADOBE RESOURCES CORPORATION	Oil	22285
42-317-30581	ADOBE OIL CO.	Oil
42-317-30582	Santa Fe Energy Resources, Inc.	Oil	22290
42-317-30583	Cox, John L.	Oil
42-317-30584	ADOBE RESOURCES CORPORATION	Oil
42-317-30585	ADOBE OIL CO.	Oil
42-317-30586	Sm Energy Company	Oil	60815
42-317-30587	MERIDIAN OIL CORPORATION	Oil
42-317-30588	RAM EXPLORATION CO.	Oil
42-317-30589	CHEVRON U. S. A. INC.	Oil	04010
42-317-30590	ADOBE OIL CO.	Oil
42-317-30591	SMITH PIPE OF ABILENE	Oil	22282
42-317-30592	R K PETROLEUM CORP.	Oil
42-317-30593	MERIDIAN OIL CORPORATION	Oil
42-317-30594	ADOBE RESOURCES CORPORATION	Oil	22400
42-317-30595	Cox, John L.	Oil
42-317-30596	STALLWORTH OIL & GAS	Oil
42-317-30597	SMITH BROS. CASING PULLERS, INC.	Oil	60822
42-317-30598	SMITH BROS. CASING PULLERS, INC.	Oil	60822
42-317-30599	OVINTIV USA INC.	Oil	22158
42-317-30600	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22204
42-317-30601	PED OIL CORPORATION	Oil
42-317-30602	PIONEER NATURAL RES. USA, INC.	Oil	22305
42-317-30603	BROWN, TOM INC.	Oil
42-317-30604	SMITH PIPE OF ABILENE	Oil
42-317-30605	BROWN, TOM INC.	Oil
42-317-30608	BROWN, TOM INC.	Oil	22339
42-317-30609	BROWN, TOM INC.	Oil
42-317-30610	Cox, John L.	Oil
42-317-30611	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30612	Cox, John L.	Oil
42-317-30613	Cox, John L.	Oil
42-317-30614	Cox, John L.	Oil
42-317-30615	Henry Petroleum Corp.	Oil
42-317-30616	ENDEAVOR ENERGY RESOURCES L.P.	Oil	60865
42-317-30617	Cox, John L.	Oil
42-317-30618	Cox, John L.	Oil
42-317-30619	Santa Fe Energy Resources, Inc.	Oil	22341
42-317-30620	R K PETROLEUM CORP.	Oil	22685
42-317-30621	Legacy Reserves Operating LP	Oil	23135
42-317-30622	STALLWORTH OIL & GAS	Oil
42-317-30623	Parker & Parsley Development Co.	Oil
42-317-30624	UNIVERSAL RESOURCES CORP.	Oil
42-317-30627	BEACH EXPLORATION, INC.	Oil	31440
42-317-30628	QEP ENERGY COMPANY	Oil	22261
42-317-30629	QEP ENERGY COMPANY	Oil	22086
42-317-30630	Cox, John L.	Oil
42-317-30631	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30632	UNIVERSAL RESOURCES CORP.	Oil
42-317-30633	ATLAS ENERGY CORPORATION (DEL.)	Oil	60849
42-317-30634	HI - MOUNTAIN ENERGY CORPORATION	Oil	32876
42-317-30635	Cox, John L.	Oil
42-317-30636	Cox, John L.	Oil
42-317-30637	BROWN, TOM INC.	Oil	22293
42-317-30638	QEP ENERGY COMPANY	Oil
42-317-30639	ROFF OPERATING COMPANY, LLC	Oil	12718
42-317-30640	Cox, John L.	Oil
42-317-30641	Cox, John L.	Oil
42-317-30642	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30644	CHEVRON U. S. A. INC.	Oil	04010
42-317-30645	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22423
42-317-30646	CHEVRON U. S. A. INC.	Oil	04010
42-317-30648	CHEVRON U. S. A. INC.	Oil	04010
42-317-30649	CHEVRON U. S. A. INC.	Oil	04010
42-317-30650	Cox, John L.	Oil
42-317-30651	CHEVRON U. S. A. INC.	Oil	04010
42-317-30652	DIAMONDBACK E&P LLC	Oil	22467
42-317-30653	HEP OIL GP, LLC	Oil	22102
42-317-30654	PARKER & PARSLEY DEVELOPMENT L.P	Oil	22223
42-317-30655	HEP OIL GP, LLC	Oil	22102
42-317-30656	Mitchell Energy Corporation	Oil	31440
42-317-30657	BEACH EXPLORATION, INC.	Oil	31440
42-317-30658	Mitchell Energy Corporation	Oil	31440
42-317-30659	PIONEER NATURAL RES. USA, INC.	Oil	22049
42-317-30660	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-30661	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30662	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22423
42-317-30663	Parker & Parsley Development Co.	Oil	22451
42-317-30664	Mitchell Energy Corporation	Oil	31440
42-317-30665	R K PETROLEUM CORP.	Oil	25482
42-317-30666	Henry Petroleum Corp.	Oil	31440
42-317-30668	KINDRED PETROLEUM COMPANY	Oil
42-317-30669	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22423
42-317-30670	Xeric Oil & Gas Corporation	Oil	22503
42-317-30671	QUINOCO PETROLEUM, INC.	Oil
42-317-30672	Mitchell Energy Corporation	Oil	31440
42-317-30678	Santa Fe Energy Resources, Inc.	Oil	22251
42-317-30679	ADOBE OIL & GAS CORP.	Oil
42-317-30680	R K PETROLEUM CORP.	Oil	37721
42-317-30681	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30682	ENRON OIL & GAS COMPANY	Oil
42-317-30683	SMITH BROTHERS OIL & GAS, INC.	Oil	22469
42-317-30684	SWANSON OPERATING, INC.	Oil	22481
42-317-30685	CHEVRON U. S. A. INC.	Oil	04010
42-317-30688	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30692	ENDEAVOR ENERGY RESOURCES L.P.	Oil	60871
42-317-30693	ENDEAVOR ENERGY RESOURCES L.P.	Oil	60871
42-317-30694	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30695	ENRON OIL & GAS COMPANY	Oil	32071
42-317-30696	Henry Petroleum Corp.	Oil	31440
42-317-30698	Cox, John L.	Oil
42-317-30699	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-30700	MERIT ENERGY COMPANY	Oil	28219
42-317-30701	QEP ENERGY COMPANY	Oil	22261
42-317-30702	QEP ENERGY COMPANY	Oil	22261
42-317-30704	PETROLEGACY ENERGY II, LLC	Oil	22524
42-317-30706	PIONEER NATURAL RES. USA, INC.	Oil	21546
42-317-30707	Henry Petroleum Corp.	Oil	31440
42-317-30708	Henry Petroleum Corp.	Oil	31440
42-317-30709	GOLDEN, MARTY JOE	Oil	32071
42-317-30711	Henry Petroleum Corp.	Oil
42-317-30712	SMITH BROTHERS OIL & GAS, INC.	Oil	22504
42-317-30713	HENRY & LANDENBERGER, INC.	Oil
42-317-30714	Parker & Parsley Development Co.	Oil	22073
42-317-30715	Henry Petroleum Corp.	Oil	31440
42-317-30717	ADOBE RESOURCES CORPORATION	Oil	22553
42-317-30719	Cox, John L.	Oil
42-317-30720	Cox, John L.	Oil
42-317-30721	GOLDEN, MARTY JOE	Oil	22521
42-317-30722	Parker & Parsley Development Co.	Oil
42-317-30723	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30724	Cox, John L.	Oil
42-317-30725	PIONEER NATURAL RES. USA, INC.	Oil	22554
42-317-30726	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30727	MERIT ENERGY COMPANY	Oil	22538
42-317-30728	Henry Petroleum Corp.	Oil	31440
42-317-30729	Henry Petroleum Corp.	Oil	31440
42-317-30731	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22567
42-317-30732	R K PETROLEUM CORP.	Oil
42-317-30735	Henry Petroleum Corp.	Oil
42-317-30736	BETTIS, BOYLE & STOVALL	Oil	22561
42-317-30739	BROWN, TOM INC.	Oil	22558
42-317-30740	PIONEER NATURAL RES. USA, INC.	Oil	22543
42-317-30741	PED OIL CORPORATION	Oil
42-317-30742	PIONEER NATURAL RES. USA, INC.	Oil	22544
42-317-30743	Cox, John L.	Oil	22568
42-317-30744	PIONEER NATURAL RES. USA, INC.	Oil	22543
42-317-30745	PIONEER NATURAL RES. USA, INC.	Oil	22544
42-317-30746	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37787
42-317-30747	Santa Fe Energy Resources, Inc.	Oil
42-317-30749	ENDEAVOR ENERGY RESOURCES L.P.	Oil	60907
42-317-30750	PIONEER NATURAL RES. USA, INC.	Oil	22551
42-317-30751	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22591
42-317-30752	QEP ENERGY COMPANY	Oil	22086
42-317-30753	PARSLEY ENERGY OPERATIONS, LLC	Oil	30704
42-317-30754	Parker & Parsley Development Co.	Oil	32857
42-317-30755
42-317-30756	AVRA OIL COMPANY	Oil	33335
42-317-30757	ENDEAVOR ENERGY RESOURCES L.P.
42-317-30759	Parker & Parsley Development Co.	Oil	22451
42-317-30760	Santa Fe Energy Resources, Inc.	Oil	22596
42-317-30761	MERIT ENERGY COMPANY	Oil	22538
42-317-30762	JM COX RESOURCES, L.P.	Oil	60918
42-317-30763	Getty Oil Co.	Oil
42-317-30764	Hunt Oil Company	Oil	22603
42-317-30765	Henry Petroleum Corp.	Oil	31440
42-317-30766	PIONEER NATURAL RES. USA, INC.	Oil	22577
42-317-30767	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30768	Henry Petroleum Corp.	Oil	31440
42-317-30769	Henry Petroleum Corp.	Oil	31440
42-317-30770	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30771	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30772	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-30773	Parker & Parsley Development Co.	Oil	22451
42-317-30774	Parker & Parsley Development Co.	Oil
42-317-30775	CARR WELL SERVICE, INC.	Oil
42-317-30776	Parker & Parsley Development Co.	Oil
42-317-30778	PIONEER NATURAL RES. USA, INC.	Oil	22771
42-317-30779	BROWN, TOM INC.	Oil	22652
42-317-30780	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-30781	CARR WELL SERVICE, INC.	Oil
42-317-30783	PIONEER NATURAL RES. USA, INC.	Oil	22641
42-317-30784	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-30786	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-30787	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30789	PIONEER NATURAL RES. USA, INC.	Oil	22610
42-317-30790	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-30792	ADOBE RESOURCES CORPORATION	Oil	22553
42-317-30793	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30794	R K PETROLEUM CORP.	Oil
42-317-30795	DISCOVERY OPERATING, INC.	Oil	27570
42-317-30796	Cox, John L.	Oil
42-317-30797	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22591
42-317-30798	Sm Energy Company	Oil	60959
42-317-30799	Parker & Parsley Development Co.	Oil
42-317-30800	PETROLEGACY ENERGY II, LLC	Oil	60965
42-317-30801	PETROLEGACY ENERGY II, LLC	Oil	60965
42-317-30802	AVRA OIL COMPANY	Oil	22647
42-317-30803	R K PETROLEUM CORP.	Oil	22717
42-317-30804	Hunt Oil Company	Oil
42-317-30805	HENRY PETROLEUM LP	Oil	22981
42-317-30806	Henry Petroleum Corp.	Oil	31440
42-317-30807	ENDEAVOR ENERGY RESOURCES L.P.	Oil	60981
42-317-30808	Great Western Drilling Company	Oil
42-317-30810	Henry Petroleum Corp.	Oil	31440
42-317-30811	ROFF OPERATING COMPANY, LLC	Oil	22691
42-317-30812	Parker & Parsley Development Co.	Oil	22451
42-317-30813	HANSON OIL CORPORATION	Oil
42-317-30814	BROWN, TOM INC.	Oil	22652
42-317-30815	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30816	Santa Fe Energy Resources, Inc.	Oil	22651
42-317-30817	AMTHOR, T. BOB CO. INC.	Oil
42-317-30818	Cox, John L.	Oil
42-317-30819	REATTA ENERGY, INC.	Oil	22756
42-317-30821	FINLEY RESOURCES, INC.	Oil	22715
42-317-30822	FINLEY RESOURCES, INC.	Oil	22715
42-317-30823	FINLEY RESOURCES, INC.	Oil	22715
42-317-30824	SOUTHWEST ROYALTIES, INC.	Oil	22803
42-317-30825	SOUTHWEST ROYALTIES, INC.	Oil	22690
42-317-30826	R K PETROLEUM CORP.	Oil
42-317-30827	Cox, John L.	Oil
42-317-30828	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30829	MERIT ENERGY COMPANY	Oil	22538
42-317-30830	WHITE WING PETROLEUM INC.	Oil	22724
42-317-30831	WHITE WING PETROLEUM INC.	Oil	22724
42-317-30832	PIONEER NATURAL RES. USA, INC.	Oil	22675
42-317-30833	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-30835	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-30836	GRAND BANKS ENERGY COMPANY	Oil
42-317-30837	Hunt Oil Company	Oil	22708
42-317-30838	R K PETROLEUM CORP.	Oil
42-317-30839	ROFF OPERATING COMPANY, LLC	Oil	22702
42-317-30840	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30841	PIONEER NATURAL RES. USA, INC.	Oil	22707
42-317-30842	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-30843	MID-AMERICA PETROLEUM, INC.	Oil
42-317-30844	R K PETROLEUM CORP.	Oil	22780
42-317-30845	ROFF OPERATING COMPANY, LLC	Oil	22751
42-317-30846
42-317-30847	PIONEER NATURAL RES. USA, INC.	Oil	22687
42-317-30848	Cox, John L.	Oil
42-317-30849	PIONEER NATURAL RES. USA, INC.	Oil	22675
42-317-30850	PIONEER NATURAL RES. USA, INC.	Oil	22687
42-317-30851	PIONEER NATURAL RES. USA, INC.	Oil	22654
42-317-30852	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-30853	CROWN RESOURCES, INC.	Oil
42-317-30854	PIONEER NATURAL RES. USA, INC.	Oil	22544
42-317-30855	PIONEER NATURAL RES. USA, INC.	Oil	22544
42-317-30856	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30857	ROFF OPERATING COMPANY, LLC	Oil	22702
42-317-30858	ROFF OPERATING COMPANY, LLC	Oil	22767
42-317-30859	ADOBE RESOURCES CORPORATION	Oil
42-317-30860	Hunt Oil Company	Oil
42-317-30861	Hunt Oil Company	Oil	22763
42-317-30862	Hunt Oil Company	Oil
42-317-30863	Hunt Oil Company	Oil	22708
42-317-30865	R K PETROLEUM CORP.	Oil
42-317-30866	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30867	Hunt Oil Company	Oil
42-317-30868	Hunt Oil Company	Oil	22708
42-317-30869	Hunt Oil Company	Oil	22708
42-317-30870	Hunt Oil Company	Oil
42-317-30871	Hunt Oil Company	Oil	22763
42-317-30872	Hunt Oil Company	Oil	22763
42-317-30873	Hunt Oil Company	Oil	22763
42-317-30874	CROWN RESOURCES, INC.	Oil
42-317-30875	CROWN RESOURCES, INC.	Oil
42-317-30876	CROWN RESOURCES, INC.	Oil	22711
42-317-30877	CROWN RESOURCES, INC.	Oil
42-317-30878	CROWN RESOURCES, INC.	Oil
42-317-30879	CROWN RESOURCES, INC.	Oil
42-317-30880	CROWN RESOURCES, INC.	Oil	22764
42-317-30881	Henry Petroleum Corp.	Oil	31440
42-317-30882	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22760
42-317-30883	VOGEL, A. J., INC.	Oil
42-317-30884	CROWN RESOURCES, INC.	Oil
42-317-30885	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30886	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30887	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30888	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30889	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30891	SOUTHWEST ROYALTIES, INC.	Oil
42-317-30892	CARR WELL SERVICE, INC.	Oil
42-317-30893	CARR WELL SERVICE, INC.	Oil
42-317-30894	BLACK SWAN OPERATING, LLC	Oil	22827
42-317-30895	REATTA ENERGY, INC.	Oil	22778
42-317-30896	Cox, John L.	Oil
42-317-30899	QEP ENERGY COMPANY	Oil
42-317-30900	BROWN, TOM INC.	Oil	22652
42-317-30901	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30902	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30903	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30905	CROWN RESOURCES, INC.	Oil
42-317-30906	WHITFIELD ENERGY	Oil	22820
42-317-30907	WHITFIELD ENERGY	Oil	22820
42-317-30908	PIONEER NATURAL RES. USA, INC.	Oil	22795
42-317-30909	KAISER-FRANCIS OIL COMPANY	Oil	22850
42-317-30911	QEP ENERGY COMPANY	Oil
42-317-30912	QEP ENERGY COMPANY	Oil
42-317-30913	QEP ENERGY COMPANY	Oil	22794
42-317-30914	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30915	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30916	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30917	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30918	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30919	Henry Petroleum Corp.	Oil	31440
42-317-30920	Legacy Reserves Operating LP	Oil
42-317-30923	CARR WELL SERVICE, INC.	Oil
42-317-30925	WILTON OIL COMPANY	Oil
42-317-30926	ROFF OPERATING COMPANY, LLC	Oil	22824
42-317-30927	ROFF OPERATING COMPANY, LLC	Oil	22824
42-317-30928	SOUTHWEST ROYALTIES, INC.	Oil
42-317-30929	TOLA PRODUCTION COMPANY	Oil	61054
42-317-30930	SMITH BROS. CASING PULLERS, INC.	Oil
42-317-30931	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30932	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-30933	ENERGY DEVELOPMENT CORP.	Oil	22833
42-317-30934	Parker & Parsley Development Co.	Oil
42-317-30935	CARR WELL SERVICE, INC.	Oil
42-317-30936	CARR WELL SERVICE, INC.	Oil
42-317-30937	CARR WELL SERVICE, INC.	Oil
42-317-30938	CARR WELL SERVICE, INC.	Oil
42-317-30939	VOGEL, A. J., INC.	Oil
42-317-30940	CARR WELL SERVICE, INC.	Oil
42-317-30941	CARR WELL SERVICE, INC.	Oil
42-317-30942	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22854
42-317-30943	Legacy Reserves Operating LP	Oil	22842
42-317-30944	QEP ENERGY COMPANY	Oil	22261
42-317-30945	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-30946	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-30947	Henry Petroleum Corp.	Oil
42-317-30948	BROWN, TOM INC.	Oil
42-317-30952	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30953	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30955	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30956	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30957	CARR WELL SERVICE, INC.	Oil
42-317-30958	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-30959	Hunt Oil Company	Oil	22868
42-317-30960	KNOX INDUSTRIES, INC.	Oil
42-317-30961	ROFF OPERATING COMPANY, LLC	Oil	22858
42-317-30962	SIMAC, INC.	Oil
42-317-30963	Henry Petroleum Corp.	Oil
42-317-30964	HCW EXPLORATION, INC.	Oil
42-317-30965	Henry Petroleum Corp.	Oil	22921
42-317-30966	SMITH BROS. CASING PULLERS, INC.	Oil
42-317-30967	MGF Oil Corporation	Oil
42-317-30968	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30969	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30970	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30971	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30972	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30973	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30974	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30975	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30976	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30977	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30978	Hunt Oil Company	Oil	22868
42-317-30979	ROFF OPERATING COMPANY, LLC	Oil	22879
42-317-30980	BEACH EXPLORATION, INC.	Oil	31440
42-317-30981	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30982	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30983	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30984	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30985	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30986	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30987	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30988	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30989	PIONEER NATURAL RES. USA, INC.	Oil
42-317-30990	Santa Fe Energy Resources, Inc.	Oil	22923
42-317-30991	SIMAC, INC.	Oil
42-317-30992	Cox, John L.	Oil
42-317-30993	Cox, John L.	Oil
42-317-30994	HENRY PETROLEUM LP	Oil
42-317-30995	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30996	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-30997	PERMIAN WEST PIPE, INC.	Oil
42-317-30998	Cox, John L.	Oil
42-317-30999	QUINOCO PETROLEUM, INC.	Oil
42-317-31000	QUINOCO PETROLEUM, INC.	Oil
42-317-31002	QUINOCO PETROLEUM, INC.	Oil
42-317-31003	QUINOCO PETROLEUM, INC.	Oil
42-317-31004	QUINOCO PETROLEUM, INC.	Oil
42-317-31005	QUINOCO PETROLEUM, INC.	Oil
42-317-31007	Uv Industries, Inc.	Oil
42-317-31008	QUINOCO PETROLEUM, INC.	Oil
42-317-31009	QUINOCO PETROLEUM, INC.	Oil
42-317-31010	QUINOCO PETROLEUM, INC.	Oil
42-317-31012	HENRY PETROLEUM LP	Oil
42-317-31013	M-T PETROLEUM, INC.	Oil	17049
42-317-31014	Parker & Parsley Development Co.	Oil	22935
42-317-31015	PETRO-TEX OPERATING CO.	Oil	22905
42-317-31016	PETROLEGACY ENERGY II, LLC	Oil	22926
42-317-31017	R K PETROLEUM CORP.	Oil
42-317-31018	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22971
42-317-31019	BOYD & MCWILLIAMS ENERGY GROUP	Oil
42-317-31020	TENNECO OIL CO.	Oil	28215
42-317-31021	Cox, John L.	Oil
42-317-31022	Cox, John L.	Oil
42-317-31023	Cox, John L.	Oil
42-317-31024	Cox, John L.	Oil
42-317-31025	ADOBE RESOURCES CORPORATION	Oil
42-317-31026	PIONEER NATURAL RES. USA, INC.	Oil	22955
42-317-31027	SOUTHWEST ROYALTIES, INC.	Oil
42-317-31028	Cox, John L.	Oil
42-317-31029	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22950
42-317-31030	R K PETROLEUM CORP.	Oil
42-317-31032	Gulf Oil Corp.	Oil	23078
42-317-31033	Hunt Oil Company	Oil
42-317-31034	Cox, John L.	Oil
42-317-31035	Henry Petroleum Corp.	Oil
42-317-31036	Meridian Oil Inc.	Oil	22975
42-317-31037	PETRO-TEX OPERATING CO.	Oil	22905
42-317-31040	SOUTHWEST ROYALTIES, INC.	Oil	22917
42-317-31041	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-31042	MGF Oil Corporation	Oil
42-317-31043	LEMON, HULEN H.	Oil
42-317-31044	Cox, John L.	Oil
42-317-31045	ADOBE RESOURCES CORPORATION	Oil
42-317-31046	Hunt Oil Company	Oil	23010
42-317-31047	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31048	PIONEER NATURAL RES. USA, INC.	Oil	22978
42-317-31049	Cox, John L.	Oil
42-317-31050	Cox, John L.	Oil
42-317-31052	HOLT, ROBERT B.	Oil
42-317-31053	Meridian Oil Inc.	Oil	23005
42-317-31055	Cox, John L.	Oil
42-317-31056	Cox, John L.	Oil
42-317-31057	M-T PETROLEUM, INC.	Oil
42-317-31058	PETRO-TEX OPERATING CO.	Oil	22905
42-317-31059	PIONEER NATURAL RES. USA, INC.	Oil	23036
42-317-31060	PARKER & PARSLEY DEVELOPMENT L.P	Oil	23037
42-317-31062	MAVERICK OPERATING, LLC	Oil	23073
42-317-31063	GUIDON ENERGY MGMT SERVICES LLC	Oil	23063
42-317-31064	SAMSON LONE STAR, LLC	Oil	23072
42-317-31066	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23141
42-317-31067	HCW EXPLORATION, INC.	Oil
42-317-31068	CARR WELL SERVICE, INC.	Oil	23032
42-317-31069	TRI-SERVICE DRILLING CO.	Oil
42-317-31070	SMITH BROS. CASING PULLERS, INC.	Oil
42-317-31072	PETROLEUM ACQUISITIONS, INC.	Oil
42-317-31074	SMITH, JOE, INC.	Oil
42-317-31075	ADOBE RESOURCES CORPORATION	Oil
42-317-31076	Cox, John L.	Oil
42-317-31077	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31078	PERMIAN WEST PIPE, INC.	Oil	23076
42-317-31079	CARR WELL SERVICE, INC.	Oil	23032
42-317-31080	Cox, John L.	Oil
42-317-31081	Cox, John L.	Oil
42-317-31082	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31083	KCM COMPANY	Oil
42-317-31084	MABEE PETROLEUM CORP.	Oil
42-317-31085	MABEE PETROLEUM CORP.	Oil
42-317-31086	MABEE PETROLEUM CORP.	Oil
42-317-31087	Henry Petroleum Corp.	Oil	23130
42-317-31088	Cox, John L.	Oil
42-317-31089	Cox, John L.	Oil
42-317-31090	Cox, John L.	Oil
42-317-31091	Cox, John L.	Oil
42-317-31092	Cox, John L.	Oil
42-317-31093	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23131
42-317-31094	PETROLEUM ACQUISITIONS CORP.	Oil
42-317-31095	PIONEER NATURAL RES. USA, INC.	Oil	23061
42-317-31096	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-31097	Legacy Reserves Operating LP	Oil	23135
42-317-31098	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31099	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31100	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31101	PETROLEUM ACQUISITIONS CORP.	Oil
42-317-31102	LEGACY ENERGY	Oil
42-317-31103	PETROLEGACY ENERGY II, LLC	Oil	23127
42-317-31104	CONCHO RESOURCES INC.	Oil	23217
42-317-31105	Cox, John L.	Oil
42-317-31106	TEXACO E & P INC.	Oil
42-317-31108	Henry Petroleum Corp.	Oil
42-317-31109	Cox, John L.	Oil
42-317-31110	Cox, John L.	Oil
42-317-31111	KAISER-FRANCIS OIL COMPANY	Oil
42-317-31112	BEACH EXPLORATION, INC.	Oil	32071
42-317-31113	XTO ENERGY INC.	Oil	61640
42-317-31114	LEGACY ENERGY	Oil
42-317-31115	LEGACY ENERGY	Oil
42-317-31116	LEGACY ENERGY	Oil
42-317-31117	BURLINGTON RESOURCES O & G CO LP	Oil	23145
42-317-31118	Gulf Oil Corp.	Oil
42-317-31121	PETROLEUM RESERVE CORPORATION	Oil
42-317-31124	Cox, John L.	Oil
42-317-31125	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-31126	MITCHELL, JAMES - OPERATOR	Oil	23259
42-317-31127	SOUTHWEST ROYALTIES, INC.	Oil	23107
42-317-31128	GUIDON ENERGY MGMT SERVICES LLC	Oil	23244
42-317-31129	OXY USA INC.	Oil	23128
42-317-31130	Devon Energy Corporation	Oil
42-317-31131	Hunt Oil Company	Oil	23139
42-317-31132	Hunt Oil Company	Oil	23139
42-317-31133	Hunt Oil Company	Oil	23139
42-317-31134	ARCH PETROLEUM INC.	Oil	23117
42-317-31135	Meridian Oil Inc.	Oil	23149
42-317-31137	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-31138	BLACK SWAN OPERATING, LLC	Oil	23148
42-317-31139	COG OPERATING LLC	Oil	23078
42-317-31140	SOUTHWEST ROYALTIES, INC.	Oil
42-317-31141	MABEE PETROLEUM CORP.	Oil
42-317-31142	Bta Oil Producers	Oil
42-317-31143		Oil	23208
42-317-31144	Cox, John L.	Oil	23095
42-317-31145	Bta Oil Producers	Oil
42-317-31146	TEXACO E & P INC.	Oil	23159
42-317-31147	Cox, John L.	Oil
42-317-31148	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23313
42-317-31149	COG OPERATING LLC	Oil
42-317-31150	Cox, John L.	Oil
42-317-31151	Hunt Oil Company	Oil	22603
42-317-31152
42-317-31153	TEXACO E & P INC.	Oil
42-317-31155	COG OPERATING LLC	Oil
42-317-31156	OXY USA INC.	Oil
42-317-31157	COG OPERATING LLC	Oil	23188
42-317-31159	STALLION ENERGY, INC.	Oil	23235
42-317-31162	COG OPERATING LLC	Oil	23212
42-317-31163	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23219
42-317-31164	Cox, John L.	Oil
42-317-31165	AMOCO PRODUCTION CO.-ANDREWS	Oil
42-317-31166		Oil
42-317-31167	HOLT, ROBERT B.	Oil
42-317-31168	DEVON ENERGY PRODUCTION CO, L.P.	Oil	23232
42-317-31169	Cox, John L.	Oil
42-317-31170	PARKER & PARSLEY PETROLEUM CO.	Oil	31041
42-317-31171	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-31172	POGO PANHANDLE 2004, L.P.	Oil	23236
42-317-31173	20TH CENTURY PIPE & EQUIP.CO.INC	Oil
42-317-31174	Hunt Oil Company	Oil	23010
42-317-31175	QEP ENERGY COMPANY	Oil	22261
42-317-31176	RISING STAR ENERGY, L.L.C.	Oil	37676
42-317-31177	QEP ENERGY COMPANY	Oil	22261
42-317-31178	QEP ENERGY COMPANY	Oil	22261
42-317-31179	MAVERICK OPERATING, LLC	Oil
42-317-31180	Cox, John L.	Oil
42-317-31181	RELIANCE ENERGY, INC.	Oil	23095
42-317-31182	RITTENHOUSE OIL & GAS CO.	Oil
42-317-31183	QEP ENERGY COMPANY	Oil	22261
42-317-31184	Hunt Oil Company	Oil	23010
42-317-31185	QEP ENERGY COMPANY	Oil	22261
42-317-31186	OXY USA INC.	Oil	23128
42-317-31187	SMITH PIPE OF ABILENE	Oil	23445
42-317-31188	RELIANCE ENERGY, INC.	Oil	23095
42-317-31189	R K PETROLEUM CORP.	Oil	23614
42-317-31190	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31191	DEVON ENERGY PRODUCTION CO, L.P.	Oil	23232
42-317-31192	QEP ENERGY COMPANY	Oil	22261
42-317-31193	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31194	QEP ENERGY COMPANY	Oil	22261
42-317-31195	QEP ENERGY COMPANY	Oil
42-317-31196	QEP ENERGY COMPANY	Oil	22261
42-317-31197	QEP ENERGY COMPANY	Oil	22261
42-317-31198	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28757
42-317-31199	Cox, John L.	Oil	23095
42-317-31200
42-317-31201	Texaco Inc.	Oil
42-317-31202	Texaco Inc.	Oil
42-317-31203	Texaco Inc.	Oil
42-317-31204	Texaco Inc.	Oil
42-317-31205	Legacy Reserves Operating LP	Oil	23316
42-317-31206	CHEVRON U. S. A. INC.	Oil	04010
42-317-31207	CHEVRON U. S. A. INC.	Oil
42-317-31208	KCM COMPANY	Oil
42-317-31209	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-31210	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31211	Cox, John L.	Oil
42-317-31212	SPARCO PRODUCING, INC.	Oil
42-317-31213	Cox, John L.	Oil
42-317-31214	PIONEER NATURAL RES. USA, INC.	Oil	33008
42-317-31215	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23386
42-317-31216	BEACH EXPLORATION, INC.	Oil	32071
42-317-31217	SMITH BROS. CASING PULLERS, INC.	Oil	61345
42-317-31218	QEP ENERGY COMPANY	Oil	23319
42-317-31219	QEP ENERGY COMPANY	Oil	22261
42-317-31220	PERMIAN RESOURCES, INC.	Oil	23575
42-317-31222	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23447
42-317-31223	CAZADOR OPERATING, LLC	Oil	32071
42-317-31224	Cox, John L.	Oil
42-317-31226	PARKER & PARSLEY DEVELOPMENT L.P	Oil	23181
42-317-31227	RITTENHOUSE OIL & GAS CO.	Oil	23589
42-317-31228	BLACK SWAN OPERATING, LLC	Oil	23148
42-317-31230	ROFF OPERATING COMPANY, LLC	Oil	23403
42-317-31231	QEP ENERGY COMPANY	Oil	22261
42-317-31232	QEP ENERGY COMPANY	Oil	22261
42-317-31233	QEP ENERGY COMPANY	Oil	22261
42-317-31234	QEP ENERGY COMPANY	Oil	22261
42-317-31235	SOUTHWEST ROYALTIES, INC.	Oil
42-317-31236	ADOBE RESOURCES CORPORATION	Oil	23424
42-317-31237	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23384
42-317-31238	DEVON ENERGY PRODUCTION CO, L.P.	Oil	23232
42-317-31239	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-31240	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-31241	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-31242	QEP ENERGY COMPANY	Oil	22261
42-317-31243	QEP ENERGY COMPANY	Oil	22261
42-317-31244	QEP ENERGY COMPANY	Oil	22261
42-317-31245	QEP ENERGY COMPANY	Oil	22261
42-317-31246	QEP ENERGY COMPANY	Oil	22261
42-317-31247	QEP ENERGY COMPANY	Oil	22261
42-317-31248	QEP ENERGY COMPANY	Oil
42-317-31249	QEP ENERGY COMPANY	Oil	22261
42-317-31250	CHEVRON U. S. A. INC.	Oil	04010
42-317-31251	CHEVRON U. S. A. INC.	Oil	04010
42-317-31252	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-31253	MGF Oil Corporation	Oil	23469
42-317-31254	RELIANCE ENERGY, INC.	Oil	23095
42-317-31255	MERIT ENERGY COMPANY	Oil	24251
42-317-31257	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31258	Cox, John L.	Oil
42-317-31259	Cox, John L.	Oil
42-317-31260	SPARCO PRODUCING, INC.	Oil
42-317-31261	Henry Petroleum Corp.	Oil	23408
42-317-31262	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23386
42-317-31263	Henry Petroleum Corp.	Oil
42-317-31264	AMOCO PRODUCTION CO.-ANDREWS	Oil
42-317-31265	Henry Petroleum Corp.	Oil
42-317-31266	Henry Petroleum Corp.	Oil
42-317-31267	Uv Industries, Inc.	Oil
42-317-31268	KCM COMPANY	Oil
42-317-31270	CHEVRON U. S. A. INC.	Oil	04010
42-317-31271	CHEVRON U. S. A. INC.	Oil	04010
42-317-31272	CHEVRON U. S. A. INC.	Oil	04010
42-317-31275	PARSLEY ENERGY OPERATIONS, LLC	Oil	23452
42-317-31276	HANLEY PETROLEUM INC.	Oil	23467
42-317-31277	Hunt Oil Company	Oil	22603
42-317-31278	SOUTHWEST ROYALTIES, INC.	Oil	23449
42-317-31279	UNRUH, KEITH	Oil	23521
42-317-31280	OXY USA INC.	Oil	23128
42-317-31281	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-31282	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-31283	QEP ENERGY COMPANY	Oil	22261
42-317-31284	QEP ENERGY COMPANY	Oil	22261
42-317-31285	QEP ENERGY COMPANY	Oil	22261
42-317-31286	QEP ENERGY COMPANY	Oil	22261
42-317-31288	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-31292	ADOBE RESOURCES CORPORATION	Oil	23444
42-317-31293	MOJAVE OPERATING COMPANY, INC.	Oil
42-317-31294	COASTAL MANAGEMENT CORPORATION	Oil	50198
42-317-31295	QEP ENERGY COMPANY	Oil	25738
42-317-31296	CAZADOR OPERATING, LLC	Oil	32071
42-317-31297	Cox, John L.	Oil
42-317-31298	ROFF OPERATING COMPANY, LLC	Oil	23517
42-317-31299	PERMIAN WEST PIPE, INC.	Oil	23513
42-317-31300	20TH CENTURY PIPE & EQUIP.CO.INC	Oil	23294
42-317-31301	Hunt Oil Company	Oil	23468
42-317-31302	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23568
42-317-31303	ADOBE RESOURCES CORPORATION	Oil	23424
42-317-31304	BEACH EXPLORATION, INC.	Oil	32071
42-317-31305	Hunt Oil Company	Oil	23468
42-317-31306	QEP ENERGY COMPANY	Oil	23455
42-317-31307	Conoco Inc.	Oil
42-317-31308	ADOBE RESOURCES CORPORATION	Oil
42-317-31309	ADOBE RESOURCES CORPORATION	Oil
42-317-31310	ADOBE OIL CO.	Oil
42-317-31311	Henry Petroleum Corp.	Oil	61450
42-317-31312	ADOBE RESOURCES CORPORATION	Oil
42-317-31314	Henry Petroleum Corp.	Oil	23463
42-317-31315	PIONEER NATURAL RES. USA, INC.	Oil	23562
42-317-31316	ADOBE RESOURCES CORPORATION	Oil
42-317-31317	Santa Fe Energy Resources, Inc.	Oil	23537
42-317-31318	DISCOVERY OPERATING, INC.	Oil	23257
42-317-31320	ROFF OPERATING COMPANY, LLC	Oil	23541
42-317-31321	ROFF OPERATING COMPANY, LLC	Oil	23567
42-317-31322	CHEVRON U. S. A. INC.	Oil	04010
42-317-31323	STALLION ENERGY, INC.	Oil	23581
42-317-31324	20TH CENTURY PIPE & EQUIP.CO.INC	Oil	23294
42-317-31325	SPARCO PRODUCING, INC.	Oil
42-317-31327	PETROLEUM RESERVE CORPORATION	Oil	23605
42-317-31328	LEMON, RICHARD G.	Oil	23862
42-317-31329	MGF Oil Corporation	Oil
42-317-31331	BEACH EXPLORATION, INC.	Oil	32071
42-317-31332	PETROLEGACY ENERGY II, LLC	Oil	23673
42-317-31335	BROCKETT, C. H., INC.	Oil
42-317-31337	WALTER EXPLORATION INC.	Oil
42-317-31338	PETROLEUM RESERVE CORPORATION	Oil
42-317-31339	QEP ENERGY COMPANY	Oil
42-317-31340	QEP ENERGY COMPANY	Oil	22261
42-317-31341	QEP ENERGY COMPANY	Oil	22261
42-317-31342	PETROLEUM RESERVE CORPORATION	Oil
42-317-31343	STEPHENS, AUTRY C.	Oil	23678
42-317-31344	BEACH EXPLORATION, INC.	Oil	32071
42-317-31346	DIAMONDBACK E&P LLC	Oil	23616
42-317-31347	Cox, John L.	Oil
42-317-31348	Cox, John L.	Oil
42-317-31350	QEP ENERGY COMPANY	Oil	22261
42-317-31351	QEP ENERGY COMPANY	Oil
42-317-31352	ESPERANZA ENERGY CORP.	Oil	23927
42-317-31353	Bta Oil Producers	Oil
42-317-31355	BEACH EXPLORATION, INC.	Oil
42-317-31358	DIAMONDBACK E&P LLC	Oil	23616
42-317-31359	DISCOVERY OPERATING, INC.	Oil	23674
42-317-31360	AMERICAN P & A SERVICES INC.	Oil	23791
42-317-31361	PIONEER NATURAL RES. USA, INC.	Oil	22577
42-317-31362	BEACH EXPLORATION, INC.	Oil	32071
42-317-31363	Hunt Oil Company	Oil	23468
42-317-31364	Hunt Oil Company	Oil	23468
42-317-31365	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23746
42-317-31366	Cox, John L.	Oil
42-317-31369	PIONEER NATURAL RES. USA, INC.	Oil	23625
42-317-31371	ADOBE RESOURCES CORPORATION	Oil	23666
42-317-31372	DISCOVERY OPERATING, INC.	Oil
42-317-31374	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23691
42-317-31375	PIONEER NATURAL RES. USA, INC.	Oil	23562
42-317-31376	BEACH EXPLORATION, INC.	Oil	32071
42-317-31377	BEACH EXPLORATION, INC.	Oil	32071
42-317-31379	Cox, John L.	Oil
42-317-31380	PIONEER NATURAL RES. USA, INC.	Oil	22554
42-317-31381	OXY USA INC.	Oil	23128
42-317-31382	PIONEER NATURAL RES. USA, INC.	Oil	23776
42-317-31383	SOUTHWEST ROYALTIES, INC.	Oil	23449
42-317-31385	CHEVRON U. S. A. INC.	Oil	04010
42-317-31386	CHEVRON U. S. A. INC.	Oil	04010
42-317-31387	CHEVRON U. S. A. INC.	Oil	04010
42-317-31388	TEXACO E & P INC.	Oil	00391
42-317-31390	CHEVRON U. S. A. INC.	Oil	04010
42-317-31391	CHEVRON U. S. A. INC.	Oil	04010
42-317-31392	CHEVRON U. S. A. INC.	Oil	04010
42-317-31393	SOUTHWEST ROYALTIES, INC.	Oil
42-317-31395	ADOBE OIL & GAS CORP.	Oil
42-317-31396	ADOBE RESOURCES CORPORATION	Oil
42-317-31397	CHEVRON U. S. A. INC.	Oil	04010
42-317-31398	QEP ENERGY COMPANY	Oil	23709
42-317-31399	PIONEER NATURAL RES. USA, INC.	Oil	23711
42-317-31400	BEACH EXPLORATION, INC.	Oil	32071
42-317-31401	SOUTHWEST ROYALTIES, INC.	Oil	33704
42-317-31402	BEACH EXPLORATION, INC.	Oil	32071
42-317-31403	American Exploration Company	Oil	23780
42-317-31405	KAISER-FRANCIS OIL COMPANY	Oil	23833
42-317-31406	Legacy Reserves Operating LP	Oil
42-317-31407	SOUTHWEST ROYALTIES, INC.	Oil	23449
42-317-31408	BROCKETT, C. H.	Oil
42-317-31410	PIONEER NATURAL RES. USA, INC.	Oil	23562
42-317-31412	PETROLEUM RESERVE CORPORATION	Oil
42-317-31413	QEP ENERGY COMPANY	Oil	23767
42-317-31414	DIAMONDBACK E&P LLC	Oil	50198
42-317-31415	Apache Corporation	Oil
42-317-31416	PACIFIC ENTERPRISES OIL CO.(USA)	Oil
42-317-31417	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23891
42-317-31419	CHEVRON U. S. A. INC.	Oil	04010
42-317-31420	CHEVRON U. S. A. INC.	Oil	04010
42-317-31421	CHEVRON U. S. A. INC.	Oil	04010
42-317-31423	CHEVRON U. S. A. INC.	Oil	04010
42-317-31424	CHEVRON U. S. A. INC.	Oil	04010
42-317-31425	CHEVRON U. S. A. INC.	Oil	04010
42-317-31426	CHEVRON U. S. A. INC.	Oil	04010
42-317-31427	MGF Oil Corporation	Oil	23903
42-317-31428	COTTON PETROLEUM CORP.	Oil
42-317-31429	Cox, John L.	Oil	23626
42-317-31430	PIONEER NATURAL RES. USA, INC.	Oil	23797
42-317-31432	CARR WELL SERVICE, INC.	Oil	37125
42-317-31433	QEP ENERGY COMPANY	Oil	23801
42-317-31434	Cox, John L.	Oil
42-317-31435	MOMENTUM ENERGY, LLC	Oil	23807
42-317-31436	MGF Oil Corporation	Oil	23895
42-317-31437	QEP ENERGY COMPANY	Oil	23819
42-317-31438	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23910
42-317-31440	Cox, John L.	Oil
42-317-31441	PIONEER NATURAL RES. USA, INC.	Oil	23872
42-317-31442	ADOBE RESOURCES CORPORATION	Oil	23846
42-317-31443	Cox, John L.	Oil
42-317-31444	QEP ENERGY COMPANY	Oil	23958
42-317-31445	KCM COMPANY	Oil
42-317-31446	R K PETROLEUM CORP.	Oil	25822
42-317-31447	ACME ENERGY SERVICES, INC.	Oil	23955
42-317-31450	QEP ENERGY COMPANY	Oil	23870
42-317-31451	SHARON STEEL CORPORATION	Oil
42-317-31452	SHARON STEEL CORPORATION	Oil
42-317-31453	Cox, John L.	Oil
42-317-31454	MWS PRODUCING, INC.	Oil	23945
42-317-31459	PRIZE OPERATING COMPANY	Oil	23893
42-317-31460	ACME ENERGY SERVICES, INC.	Oil
42-317-31461	QEP ENERGY COMPANY	Oil	23709
42-317-31462	Cox, John L.	Oil
42-317-31463	QEP ENERGY COMPANY	Oil	23906
42-317-31464	QEP ENERGY COMPANY	Oil	24289
42-317-31465	QEP ENERGY COMPANY	Oil	24289
42-317-31466	SHIRLEY, B. J.	Oil	23926
42-317-31468	CENTRAL TEXAS OPERATING, INC.	Oil	24002
42-317-31469		Oil	24026
42-317-31470	PIONEER NATURAL RES. USA, INC.	Oil	23900
42-317-31472	CHESAPEAKE OPERATING, INC.	Oil	00390
42-317-31473	Cox, John L.	Oil	23095
42-317-31474	ESPERANZA ENERGY CORP.	Oil	23979
42-317-31475	SHIRLEY, B. J.	Oil
42-317-31476
42-317-31477	UNIFID OIL & GAS CORP.	Oil
42-317-31478	QEP ENERGY COMPANY	Oil	23931
42-317-31479	QEP ENERGY COMPANY	Oil	23931
42-317-31480	QEP ENERGY COMPANY	Oil	23767
42-317-31481	QEP ENERGY COMPANY	Oil	24190
42-317-31482	ACME ENERGY SERVICES, INC.	Oil
42-317-31483	Cox, John L.	Oil	23626
42-317-31484	BEACH EXPLORATION, INC.	Oil	32071
42-317-31485	KAISER-FRANCIS OIL COMPANY	Oil	24015
42-317-31487	QEP ENERGY COMPANY	Oil	46482
42-317-31488	Cox, John L.	Oil
42-317-31489	DISCOVERY OPERATING, INC.	Oil
42-317-31490	MWJ PRODUCING COMPANY	Oil
42-317-31492	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36278
42-317-31496	BRITTON MANAGEMENT CORP.	Oil
42-317-31497	SHIRLEY, B. J.	Oil	24042
42-317-31498	CLEAR WATER INC.	Oil	40825
42-317-31500	MWS PRODUCING, INC.	Oil	24003
42-317-31501	BEACH EXPLORATION, INC.	Oil	32071
42-317-31502
42-317-31503	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24065
42-317-31505	MWS PRODUCING, INC.	Oil	24017
42-317-31506	CLEAR WATER INC.	Oil	24034
42-317-31507	Cox, John L.	Oil
42-317-31508	QEP ENERGY COMPANY	Oil	23819
42-317-31509	Cox, John L.	Oil	24078
42-317-31511	BEACH EXPLORATION, INC.	Oil	32071
42-317-31512	E.G. OPERATING	Oil
42-317-31513	THRESHOLD DEVELOPMENT COMPANY	Oil
42-317-31514	PIONEER NATURAL RES. USA, INC.	Oil
42-317-31515	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24090
42-317-31516	QEP ENERGY COMPANY	Oil	24007
42-317-31517	QEP ENERGY COMPANY	Oil	24035
42-317-31518	BRITTON MANAGEMENT CORP.	Oil
42-317-31519	Lario Oil & Gas Company	Oil	21389
42-317-31520	BRITTON MANAGEMENT CORP.	Oil
42-317-31522	COPPER RIDGE RESOURCES LLC	Oil	00388
42-317-31523	DIAMONDBACK E&P LLC	Oil	40213
42-317-31524	LIMARK CORPORATION	Oil	24081
42-317-31525	QEP ENERGY COMPANY	Oil	23906
42-317-31526	QEP ENERGY COMPANY	Oil	23614
42-317-31527	PARKER & PARSLEY PETROLEUM CO.	Oil	24126
42-317-31528	QEP ENERGY COMPANY	Oil	24119
42-317-31529	QEP ENERGY COMPANY	Oil	39215
42-317-31530	PARSLEY ENERGY OPERATIONS, LLC	Oil	24088
42-317-31531	Graham Royalty, Ltd.	Oil
42-317-31532	CHEVRON U. S. A. INC.	Oil	13113
42-317-31533	R K PETROLEUM CORP.	Oil	25215
42-317-31534	Apache Corporation	Oil
42-317-31535	JM COX RESOURCES, L.P.	Oil	24132
42-317-31536	CHEVRON U. S. A. INC.	Oil	04010
42-317-31537	CHEVRON U. S. A. INC.	Oil	04010
42-317-31538	BEACH EXPLORATION, INC.	Oil	32071
42-317-31539	QEP ENERGY COMPANY	Oil	23801
42-317-31540	JM COX RESOURCES, L.P.	Oil	24288
42-317-31541	WILLIAMSON, JC & WILLIAMSON, RE	Oil
42-317-31543	JM COX RESOURCES, L.P.	Oil	24288
42-317-31544	CHEVRON U. S. A. INC.	Oil	13113
42-317-31545	CHEVRON U. S. A. INC.	Oil	13113
42-317-31546	CHEVRON U. S. A. INC.	Oil	13113
42-317-31547	CHEVRON U. S. A. INC.	Oil	13113
42-317-31548	CHEVRON U. S. A. INC.	Oil	13113
42-317-31549	CHEVRON U. S. A. INC.	Oil	13113
42-317-31550	CHEVRON U. S. A. INC.	Oil	13113
42-317-31551	CHEVRON U. S. A. INC.	Oil	13113
42-317-31552	QEP ENERGY COMPANY	Oil	46284
42-317-31553	R K PETROLEUM CORP.	Oil	24295
42-317-31554	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24224
42-317-31555	PIONEER NATURAL RES. USA, INC.	Oil	24168
42-317-31556	Henry Petroleum Corp.	Oil	24208
42-317-31557	PARKER & PARSLEY OPERATING LLC	Oil	24409
42-317-31558	Abraxas Petroleum Corporation	Oil	39248
42-317-31559	Cox, John L.	Oil
42-317-31560	R K PETROLEUM CORP.	Oil	25213
42-317-31561	PIONEER NATURAL RES. USA, INC.	Oil	24226
42-317-31562	PIONEER NATURAL RES. USA, INC.	Oil	24226
42-317-31563	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24216
42-317-31564	JM COX RESOURCES, L.P.	Oil	24132
42-317-31565	R K PETROLEUM CORP.	Oil	24035
42-317-31566	PIONEER NATURAL RES. USA, INC.	Oil	24458
42-317-31567	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31568	MERIT ENERGY COMPANY	Oil	24251
42-317-31569	Santa Fe Energy Resources, Inc.	Oil
42-317-31570	COTTON PETROLEUM CORP.	Oil
42-317-31571	MGF Oil Corporation	Oil	24455
42-317-31572	CARR WELL SERVICE, INC.	Oil
42-317-31574	Cox, John L.	Oil
42-317-31576	MEXCO ENERGY CORPORATION	Oil
42-317-31577	MEXCO ENERGY CORPORATION	Oil
42-317-31578	Santa Fe Energy Resources, Inc.	Oil
42-317-31579	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31580	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-31581	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-31582	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-31583	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31584	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31585	DURHAM, INC.	Oil
42-317-31587	Santa Fe Energy Resources, Inc.	Oil	61735
42-317-31588	BEACH EXPLORATION, INC.	Oil	32071
42-317-31589	CHEVRON U. S. A. INC.	Oil	13113
42-317-31590	Henry Petroleum Corp.	Oil
42-317-31591	CHEVRON U. S. A. INC.	Oil	13113
42-317-31592	CHEVRON U. S. A. INC.	Oil	13113
42-317-31593	CHEVRON U. S. A. INC.	Oil
42-317-31594	CHEVRON U. S. A. INC.	Oil	13113
42-317-31595	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-31596	MGF Oil Corporation	Oil
42-317-31597	Kaneb Operating Company, Ltd.	Oil
42-317-31598	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-31599	ENDEAVOR ENERGY RESOURCES L.P.	Oil	61775
42-317-31600	ENDEAVOR ENERGY RESOURCES L.P.	Oil	61775
42-317-31601	AMOCO PRODUCTION CO.-ANDREWS	Oil	00479
42-317-31602	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31603	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31604	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31605	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-31606	PIONEER NATURAL RES. USA, INC.	Oil	24350
42-317-31607	PIONEER NATURAL RES. USA, INC.	Oil	24350
42-317-31608	CHEVRON U. S. A. INC.	Oil	20854
42-317-31609	Kaneb Operating Company, Ltd.	Oil
42-317-31610	R K PETROLEUM CORP.	Oil	25214
42-317-31611	CHEVRON U. S. A. INC.	Oil	13113
42-317-31612	CHEVRON U. S. A. INC.	Oil	13113
42-317-31613	CHEVRON U. S. A. INC.	Oil	13113
42-317-31615	QEP ENERGY COMPANY	Oil	24476
42-317-31616	P4 OPERATING, LLC	Oil	24607
42-317-31617	QEP ENERGY COMPANY	Oil	38771
42-317-31618	MEXCO ENERGY CORPORATION	Oil
42-317-31619	Henry Petroleum Corp.	Oil
42-317-31620	FORT WORTH OIL & GAS, INC.	Oil
42-317-31622	BEACH EXPLORATION, INC.	Oil	32071
42-317-31623	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-31624	BROCK, J.	Oil	24547
42-317-31625	MEXCO ENERGY CORPORATION	Oil
42-317-31626	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24470
42-317-31627	KIMBROUGH ENGINEERING CO, LLC	Oil	40690
42-317-31628	Kaneb Operating Company, Ltd.	Oil
42-317-31629	Cox, John L.	Oil
42-317-31630	EQUITABLE PETROLEUM CORP.	Oil
42-317-31631	Henry Petroleum Corp.	Oil
42-317-31632	Henry Petroleum Corp.	Oil
42-317-31634	ENDEAVOR ENERGY RESOURCES L.P.	Oil	61775
42-317-31635	Kaneb Operating Company, Ltd.	Oil
42-317-31636	PARKER & PARSLEY DEVELOPMENT L.P	Oil	24584
42-317-31637	PARSLEY ENERGY OPERATIONS, LLC	Oil	24861
42-317-31639	BROCK, J.	Oil	24698
42-317-31640	H & M RESOURCES, LLC
42-317-31641	Bta Oil Producers	Oil
42-317-31643	CHEVRON U. S. A. INC.	Oil	13113
42-317-31644	CHEVRON U. S. A. INC.	Oil	13113
42-317-31645	CHEVRON U. S. A. INC.	Oil	04010
42-317-31646	CHEVRON U. S. A. INC.	Oil	04010
42-317-31647	CHEVRON U. S. A. INC.	Oil	04010
42-317-31649	CHEVRON U. S. A. INC.	Oil	04010
42-317-31650	CHEVRON U. S. A. INC.	Oil	04010
42-317-31651	TEXACO E & P INC.	Oil	20854
42-317-31652	R K PETROLEUM CORP.	Oil	25215
42-317-31653	Miller Exploration Company	Oil	25302
42-317-31654	Miller Exploration Company	Oil
42-317-31920	Kaneb Operating Company, Ltd.	Oil
42-317-31921	Kaneb Operating Company, Ltd.	Oil
42-317-31922	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24762
42-317-31923	PARSLEY ENERGY OPERATIONS, LLC	Oil	24635
42-317-31924	CHEVRON U. S. A. INC.	Oil	04010
42-317-31925	CHEVRON U. S. A. INC.	Oil	15902
42-317-31926	LAVANCO ENERGY, LTD.
42-317-31927	Bta Oil Producers	Oil	26688
42-317-31928	QEP ENERGY COMPANY	Oil	24664
42-317-31929	PIONEER NATURAL RES. USA, INC.	Oil	24782
42-317-31930	M-T PETROLEUM, INC.	Oil	17049
42-317-31931	R K PETROLEUM CORP.
42-317-31932	Cox, John L.	Oil
42-317-31933	PARSLEY ENERGY OPERATIONS, LLC	Oil	24707
42-317-31934	HANLEY PETROLEUM INC.	Oil	24696
42-317-31936	QEP ENERGY COMPANY	Oil	24785
42-317-31937	PARSLEY ENERGY OPERATIONS, LLC	Oil	24717
42-317-31938	R K PETROLEUM CORP.	Oil	25215
42-317-31939	HANLEY PETROLEUM INC.	Oil	24716
42-317-31940	Amoco Production Company
42-317-31941	PETROLEGACY ENERGY II, LLC	Oil	20911
42-317-31942	PETROLEGACY ENERGY II, LLC	Oil	20911
42-317-31943	PETROLEGACY ENERGY II, LLC	Oil	20391
42-317-31944	CHEVRON U. S. A. INC.	Oil	04010
42-317-31945	Henry Petroleum Corp.	Oil
42-317-31946	Bta Oil Producers	Oil
42-317-31947	HANLEY PETROLEUM INC.	Gas	111087
42-317-31948	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24908
42-317-31949	R K PETROLEUM CORP.	Oil	24831
42-317-31950	PARSLEY ENERGY OPERATIONS, LLC	Oil	24771
42-317-31951	Henry Petroleum Corp.	Oil
42-317-31952	PETROLEGACY ENERGY II, LLC	Oil	20911
42-317-31953	Apache Corporation	Oil	24882
42-317-31954	PARKER & PARSLEY DEVELOPMENT L.P	Oil	24862
42-317-31955	ADOBE OIL CO.	Oil	61775
42-317-31956	SMITH BROS. CASING PULLERS, INC.	Oil	62052
42-317-31957	R K PETROLEUM CORP.	Oil	37645
42-317-31958	MOMENTUM ENERGY CORPORATION	Oil	24866
42-317-31959	PARSLEY ENERGY OPERATIONS, LLC	Oil	24887
42-317-31960	PED OIL CORPORATION	Oil
42-317-31961	Bta Oil Producers	Oil
42-317-31962	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24889
42-317-31963	CHEVRON U. S. A. INC.	Oil	13113
42-317-31964	PARSLEY ENERGY OPERATIONS, LLC	Oil	24926
42-317-31965	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39448
42-317-31966	R K PETROLEUM CORP.	Oil	39060
42-317-31967	DESERT DISPOSAL SYSTEMS, INC.	Oil	37445
42-317-31968	Henry Petroleum Corp.	Oil
42-317-31969	Henry Petroleum Corp.	Oil
42-317-31970	R K PETROLEUM CORP.
42-317-31971
42-317-31972	PERRY PRODUCING COMPANY, INC.	Oil	62109
42-317-31973	PARSLEY ENERGY OPERATIONS, LLC	Oil	24914
42-317-31974	Hunt Oil Company	Oil	25089
42-317-31975	Hunt Oil Company	Oil	25089
42-317-31976	MGF Oil Corporation	Oil	25016
42-317-31977	TAMARACK PETROLEUM COMPANY, INC.	Oil	24994
42-317-31978	Sage Energy Company	Oil
42-317-31979	R K PETROLEUM CORP.	Oil	24943
42-317-31980	PARKER & PARSLEY OPERATING LLC	Oil	24944
42-317-31981	PARSLEY ENERGY OPERATIONS, LLC	Oil	24952
42-317-31982	Mitchell Energy Corporation	Oil
42-317-31983	Amoco Production Company	Oil	12721
42-317-31984	R K PETROLEUM CORP.	Oil	24119
42-317-31985	MAGNUM ENGINEERING COMPANY	Oil	62152
42-317-31986	DIAMONDBACK E&P LLC	Oil	60133
42-317-31987	XTO ENERGY INC.	Oil	25080
42-317-31988	PARSLEY ENERGY OPERATIONS, LLC	Oil	24993
42-317-31989	MOMENTUM ENERGY CORPORATION	Oil	25032
42-317-31990	Hunt Oil Company	Oil	25064
42-317-31991	MGF Oil Corporation	Oil	25064
42-317-31992	PARKER & PARSLEY, INC.	Oil	28286
42-317-31993	Sage Energy Company	Oil
42-317-31994	R K PETROLEUM CORP.	Oil	43118
42-317-31995	H & O OPERATING CO	Oil	62206
42-317-31996	Sage Energy Company	Oil
42-317-31997	R K PETROLEUM CORP.
42-317-31998	R K PETROLEUM CORP.
42-317-31999	HANLEY PETROLEUM INC.	Oil	25069
42-317-32000	HANLEY PETROLEUM INC.	Oil	25068
42-317-32001	SMITH BROS. CASING PULLERS, INC.	Oil	62210
42-317-32002	SMITH BROS. CASING PULLERS, INC.	Oil	62211
42-317-32003	RIAL OIL CO.
42-317-32004	RELIANCE ENERGY, INC.	Oil	14895
42-317-32005	DIAMONDBACK E&P LLC	Oil	62287
42-317-32006	DIAMONDBACK E&P LLC	Oil	60276
42-317-32007	Sage Energy Company	Oil
42-317-32008	DIAMONDBACK E&P LLC	Oil	19707
42-317-32009	DIAMONDBACK E&P LLC	Oil	60057
42-317-32010	DIAMONDBACK E&P LLC	Oil	19938
42-317-32011	MAGNUM ENGINEERING COMPANY	Oil	62249
42-317-32012	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25206
42-317-32013	DIAMONDBACK E&P LLC	Oil	60163
42-317-32014	DIAMONDBACK E&P LLC	Oil	60266
42-317-32015	PARSLEY ENERGY OPERATIONS, LLC	Oil	25153
42-317-32016	DIAMONDBACK E&P LLC	Oil	60027
42-317-32017	DIAMONDBACK E&P LLC	Oil	62335
42-317-32018	STEPHENS, AUTRY C.	Oil	35907
42-317-32019	Bta Oil Producers	Oil
42-317-32020	Sage Energy Company	Oil
42-317-32021	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25207
42-317-32022	RIAL OIL CO.
42-317-32023	DIAMONDBACK E&P LLC	Oil	62319
42-317-32024	DIAMONDBACK E&P LLC	Gas	282070
42-317-32025	Henry Petroleum Corp.	Oil	25354
42-317-32026	DIAMONDBACK E&P LLC	Oil	60052
42-317-32027	DIAMONDBACK E&P LLC	Oil	60014
42-317-32028	DIAMONDBACK E&P LLC	Oil	62340
42-317-32029	PARKER & PARSLEY, INC.	Oil	28286
42-317-32030	DIAMONDBACK E&P LLC	Oil	60536
42-317-32031	DIAMONDBACK E&P LLC	Oil	60147
42-317-32032	DIAMONDBACK E&P LLC	Oil	62339
42-317-32033	DIAMONDBACK E&P LLC	Oil	60111
42-317-32034	EXXON CORP.	Oil	37430
42-317-32035	RIAL OIL CO.	Oil
42-317-32036	R K PETROLEUM CORP.
42-317-32037	PARSLEY ENERGY OPERATIONS, LLC	Oil	25174
42-317-32038	DIAMONDBACK E&P LLC	Oil	25268
42-317-32039	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25336
42-317-32040	DIAMONDBACK E&P LLC	Oil	60027
42-317-32041	QEP ENERGY COMPANY	Oil	24476
42-317-32042	DIAMONDBACK E&P LLC	Oil	60027
42-317-32043	R K PETROLEUM CORP.	Oil	25262
42-317-32044	MAGUIRE OIL COMPANY	Oil	60090
42-317-32045	DIAMONDBACK E&P LLC	Oil	60078
42-317-32046	QEP ENERGY COMPANY	Oil	24007
42-317-32047	PIONEER NATURAL RES. USA, INC.	Oil	25326
42-317-32048	PERMIAN WEST PIPE, INC.	Oil	25431
42-317-32049	Bta Oil Producers	Oil
42-317-32050	MOMENTUM ENERGY, LLC	Oil	25331
42-317-32051	MAGNUM ENGINEERING COMPANY	Oil	62398
42-317-32052	HOLT, ROBERT B.
42-317-32053	SMITH BROS. CASING PULLERS, INC.	Oil
42-317-32054	SMITH BROS. CASING PULLERS, INC.	Oil	62411
42-317-32055	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-32056	PARSLEY ENERGY OPERATIONS, LLC	Oil	25378
42-317-32057	DIAMONDBACK E&P LLC	Oil	60276
42-317-32058	R K PETROLEUM CORP.	Oil	25344
42-317-32059	MAGNUM ENGINEERING COMPANY	Oil	62432
42-317-32060	MAGNUM ENGINEERING COMPANY	Oil	62431
42-317-32061	SMITH BROS. CASING PULLERS, INC.	Oil	62428
42-317-32062	DIAMONDBACK E&P LLC	Oil	60276
42-317-32063	WILSON, JOHN M.
42-317-32064	PIONEER NATURAL RES. USA, INC.	Oil	28292
42-317-32065	DIAMONDBACK E&P LLC	Oil	60078
42-317-32066	R K PETROLEUM CORP.	Oil
42-317-32067	CHEVRON U. S. A. INC.	Oil	25436
42-317-32068	STEPHENS, AUTRY C.	Oil	25823
42-317-32069	TEXACO E & P INC.	Oil	25437
42-317-32070	XTO ENERGY INC.	Oil	62466
42-317-32071	MGF Oil Corporation	Oil	25462
42-317-32072	XTO ENERGY INC.	Oil	62497
42-317-32073	SCYTHIAN, LTD.	Oil	25502
42-317-32074	Sage Energy Company	Oil
42-317-32075	R K PETROLEUM CORP.	Oil	25617
42-317-32076	MAGNUM ENGINEERING COMPANY	Oil
42-317-32077	XTO ENERGY INC.	Oil	25541
42-317-32078	XTO ENERGY INC.	Oil	62497
42-317-32079	GUIDON ENERGY MGMT SERVICES LLC	Oil	25649
42-317-32080	GUIDON ENERGY MGMT SERVICES LLC	Oil	25714
42-317-32081	MAGNUM ENGINEERING COMPANY	Oil	62518
42-317-32082	XTO ENERGY INC.	Oil	25736
42-317-32083	XTO ENERGY INC.	Oil	25736
42-317-32084	COASTAL PLAINS ENERGY, INC.	Oil	17210
42-317-32085	COASTAL PLAINS ENERGY, INC.	Oil	17308
42-317-32086	COASTAL PLAINS ENERGY, INC.	Oil	18198
42-317-32087	COASTAL PLAINS ENERGY, INC.	Oil	16906
42-317-32088	XTO ENERGY INC.	Oil	62466
42-317-32089	RIAL OIL CO.	Oil	62742
42-317-32090	R K PETROLEUM CORP.	Oil	25625
42-317-32091	XTO ENERGY INC.	Oil	25780
42-317-32092	SMITH BROS. CASING PULLERS, INC.	Oil
42-317-32093	Legacy Reserves Operating LP	Oil	62629
42-317-32094	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25716
42-317-32095	Cox, John L.	Oil	25704
42-317-32096	Cox, John L.	Oil	25704
42-317-32097	Cox, John L.	Oil	25704
42-317-32098	BEACH EXPLORATION, INC.	Oil	26426
42-317-32099	PIONEER NATURAL RES. USA, INC.	Oil
42-317-32100	PARKER & PARSLEY PETROLEUM CO.	Oil	21893
42-317-32101	GUIDON ENERGY MGMT SERVICES LLC	Oil	25683
42-317-32102	OTB OPERATING, LLC	Oil	21025
42-317-32103	OTB OPERATING, LLC	Oil	21025
42-317-32104	MGF Oil Corporation	Oil
42-317-32105	MGF Oil Corporation	Oil
42-317-32106	INTERNATIONAL OIL & GAS CORP.
42-317-32107	CHEVRON U. S. A. INC.	Oil	16447
42-317-32108	TEXACO E & P INC.	Oil	20855
42-317-32109	CHEVRON U. S. A. INC.	Oil	04010
42-317-32110	CHEVRON U. S. A. INC.	Oil	16447
42-317-32111	Texaco Inc.	Oil	20854
42-317-32112	Texaco Inc.	Oil	20854
42-317-32113	Texaco Inc.	Oil	20855
42-317-32114	CHEVRON U. S. A. INC.	Oil	04010
42-317-32115
42-317-32116	BARNETT ENERGY, INC.	Oil	25844
42-317-32117	COTTON PETROLEUM CORP.	Oil
42-317-32118	MGF Oil Corporation	Oil
42-317-32119	OTB OPERATING, LLC	Oil	21046
42-317-32120	R K PETROLEUM CORP.	Oil	26328
42-317-32121	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25775
42-317-32122	MGF Oil Corporation	Oil
42-317-32123	MGF Oil Corporation	Oil	29447
42-317-32124	SCYTHIAN, LTD.	Oil	25502
42-317-32125	SCYTHIAN, LTD.	Oil
42-317-32126	MGF Oil Corporation	Oil	25897
42-317-32127	XTO ENERGY INC.	Oil	25860
42-317-32128	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25775
42-317-32129	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25775
42-317-32130	MWS PRODUCING, INC.	Oil	25944
42-317-32131	Hunt Oil Company	Oil	25936
42-317-32132	KAISER-FRANCIS OIL COMPANY	Oil	25938
42-317-32133	OTB OPERATING, LLC	Oil
42-317-32134	PETRO. EXPL. & DEV. FUNDS, INC.
42-317-32135	PIONEER NATURAL RES. USA, INC.	Oil	26467
42-317-32136	PIONEER NATURAL RES. USA, INC.	Oil	26467
42-317-32137	PARSLEY ENERGY OPERATIONS, LLC	Oil	25816
42-317-32138	GUIDON ENERGY MGMT SERVICES LLC	Oil	25815
42-317-32139	SMITH BROS. CASING PULLERS, INC.	Oil	62617
42-317-32140	CROWNQUEST OPERATING, LLC	Oil	62782
42-317-32141	MAGNUM ENGINEERING COMPANY	Oil	67342
42-317-32142	PURVIS OPERATING CO.	Oil	26731
42-317-32143	PURVIS, J. H.	Oil
42-317-32144	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26037
42-317-32145	Sage Energy Company	Oil
42-317-32146	PARSLEY ENERGY OPERATIONS, LLC	Oil	25817
42-317-32147	DIAMONDBACK E&P LLC	Oil	25958
42-317-32148	RITTENHOUSE OIL & GAS CO.	Oil	27496
42-317-32149	PARSLEY ENERGY OPERATIONS, LLC	Oil	25959
42-317-32150	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-32151	ANADARKO PETROLEUM CORPORATION	Oil	26786
42-317-32152	MABEE PETROLEUM CORP.
42-317-32153	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26709
42-317-32154	R K PETROLEUM CORP.	Oil	25617
42-317-32155	Cox, John L.	Oil	25704
42-317-32156	PHOENIX HYDROCARBONS OPERATING	Oil	33913
42-317-32157	SAXON OIL COMPANY	Oil
42-317-32158	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25775
42-317-32159	SOUTHWEST ROYALTIES, INC.	Oil	62945
42-317-32160	Hunt Oil Company	Oil	47920
42-317-32161	Hunt Oil Company	Oil	22708
42-317-32162	Hunt Oil Company	Oil	22708
42-317-32163	Hunt Oil Company	Oil	22708
42-317-32164	COLA PETROLEUM, INC.	Oil
42-317-32165	DISCOVERY OPERATING, INC.	Oil	26071
42-317-32166	ENDEAVOR ENERGY RESOURCES L.P.	Oil	25775
42-317-32167	ADS OPERATING, INC.	Oil
42-317-32168	SAXON OIL COMPANY
42-317-32169	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26085
42-317-32170	OGA OPERATING L.L.C.	Oil	25989
42-317-32171	PARKER & PARSLEY DEVELOPMENT L.P	Oil	26023
42-317-32172	HALLWOOD ENERGY CORPORATION	Oil	26634
42-317-32173	ATCHISON, CLELAN D.& GIBSON, TOM
42-317-32174	R K PETROLEUM CORP.	Oil	25262
42-317-32175	XTO ENERGY INC.	Oil	26483
42-317-32176	Parker & Parsley Development Co.	Oil	26240
42-317-32177	MGF Oil Corporation	Oil
42-317-32178	Cox, John L.	Oil	26019
42-317-32179	STACY, A. D. INC.
42-317-32180	PLAINS PETROLEUM OPERATING CO.	Oil	26488
42-317-32181	LAGUNA PETROLEUM CO.	Oil	26205
42-317-32182	HANNATHON PETROLEUM, LLC	Oil	26113
42-317-32183	R K PETROLEUM CORP.
42-317-32184	PRUDENTIAL ENERGY COMPANY, THE
42-317-32185	XTO ENERGY INC.	Oil	26484
42-317-32186	XTO ENERGY INC.	Oil	26484
42-317-32187	Hunt Oil Company	Oil	22763
42-317-32188	Hunt Oil Company	Oil	22763
42-317-32189	PRUDENTIAL ENERGY COMPANY, THE
42-317-32190	XTO ENERGY INC.	Oil	26435
42-317-32191	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	26796
42-317-32192	QEP ENERGY COMPANY	Oil	26041
42-317-32193	CROWNQUEST OPERATING, LLC	Oil
42-317-32194	AMERICAN CRUDE, INC.	Oil
42-317-32195	CHEVRON U. S. A. INC.	Oil	20855
42-317-32196	CHEVRON U. S. A. INC.	Oil	04010
42-317-32197	TEXACO E & P INC.	Oil	16447
42-317-32198	CHEVRON U. S. A. INC.	Oil	20855
42-317-32199	PHOENIX HYDROCARBONS OPERATING	Oil	33914
42-317-32200	CHEVRON U. S. A. INC.	Oil	16447
42-317-32201	CHEVRON U. S. A. INC.	Oil	16447
42-317-32202	CHEVRON U. S. A. INC.	Oil	04010
42-317-32203	KERR-MCGEE OIL & GAS ONSHORE LP	Oil	26262
42-317-32204	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26324
42-317-32205	AMERICAN CRUDE, INC.	Oil
42-317-32206	Lario Oil & Gas Company	Oil	51423
42-317-32207	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26274
42-317-32208	GUIDON ENERGY MGMT SERVICES LLC	Oil	26277
42-317-32209	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26274
42-317-32210	GUIDON ENERGY MGMT SERVICES LLC	Oil	26277
42-317-32211	ENDEAVOR ENERGY RESOURCES L.P.	Oil	63097
42-317-32212	SAXON OIL COMPANY	Oil
42-317-32213
42-317-32214	PRUDENTIAL ENERGY COMPANY, THE
42-317-32215	PRUDENTIAL ENERGY COMPANY, THE
42-317-32216	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39550
42-317-32217	Lario Oil & Gas Company	Oil	26289
42-317-32218	WEST TEXAS OIL AND GAS OPER.,INC	Oil	26544
42-317-32219	CARR WELL SERVICE, INC.	Gas
42-317-32220	Lario Oil & Gas Company	Oil	26530
42-317-32221	QEP ENERGY COMPANY	Oil	26132
42-317-32222	R K PETROLEUM CORP.	Oil
42-317-32223	QEP ENERGY COMPANY	Oil	26180
42-317-32224	MGF Oil Corporation	Oil
42-317-32225	Parker & Parsley Development Co.	Oil	26468
42-317-32226	JET OIL CO.	Oil	63963
42-317-32227	TACOR RESOURCES INC	Oil	63248
42-317-32228	ALTA ENERGY CORPORATION	Oil
42-317-32229	Lario Oil & Gas Company	Oil	26305
42-317-32230	R K PETROLEUM CORP.	Oil	25262
42-317-32231	Cox, John L.	Oil	26125
42-317-32232	AMERICAN CRUDE-HENRY PET CORP.
42-317-32233	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26399
42-317-32234	Cox, John L.	Oil
42-317-32235	PARKER & PARSLEY PETROLEUM CO.
42-317-32236	PIONEER NATURAL RES. USA, INC.	Oil	26225
42-317-32237	PARSLEY ENERGY OPERATIONS, LLC	Oil	26145
42-317-32238	PLAINS PETROLEUM OPERATING CO.	Oil	26489
42-317-32239	QEP ENERGY COMPANY	Oil	26187
42-317-32240	PIONEER NATURAL RES. USA, INC.	Oil	26427
42-317-32241	Parker & Parsley Development Co.	Oil	26293
42-317-32242	MGF Oil Corporation	Oil	26293
42-317-32243	PARSLEY ENERGY OPERATIONS, LLC	Oil	26283
42-317-32244	R K PETROLEUM CORP.	Oil	26450
42-317-32245	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26254
42-317-32246	ALTA ENERGY CORPORATION	Oil
42-317-32247	Cox, John L.	Oil	26323
42-317-32248	PIONEER NATURAL RES. USA, INC.	Oil	26500
42-317-32249	QEP ENERGY COMPANY	Oil	26195
42-317-32250	PLAINS PETROLEUM OPERATING CO.	Oil	26574
42-317-32251	PLAINS PETROLEUM OPERATING CO.	Oil	26391
42-317-32252	JET OIL CO.
42-317-32253	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26236
42-317-32254	GULF ENERGY PRODUCING COMPANY
42-317-32255	SNYDER OIL CORPORATION	Oil	26931
42-317-32256	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27062
42-317-32257	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27022
42-317-32258	PARKER & PARSLEY DEVELOPMENT L.P	Oil	26444
42-317-32259	MGF Oil Corporation	Oil	26853
42-317-32260	R K PETROLEUM CORP.	Oil
42-317-32262	STRINGER OIL & GAS	Oil	26403
42-317-32264	KAISER-FRANCIS OIL COMPANY	Oil	26862
42-317-32265
42-317-32266	PIONEER NATURAL RES. USA, INC.	Oil	26411
42-317-32267	PIONEER NATURAL RES. USA, INC.	Oil	26499
42-317-32268
42-317-32269	CHEVRON U. S. A. INC.	Oil	13113
42-317-32270	CHEVRON U. S. A. INC.	Oil	13113
42-317-32271	Texaco Inc.
42-317-32272
42-317-32273
42-317-32274	QEP ENERGY COMPANY	Oil	26416
42-317-32275	CHEVRON U. S. A. INC.	Oil	13113
42-317-32276	Cox, John L.	Oil	26439
42-317-32277	R K PETROLEUM CORP.	Oil	25262
42-317-32278	GULF ENERGY PRODUCING COMPANY
42-317-32279	MWJ PRODUCING COMPANY	Oil	16574
42-317-32280	STRINGER OIL & GAS	Oil
42-317-32285	Lario Oil & Gas Company	Oil	26554
42-317-32286	TARA OPERATING CO.	Oil
42-317-32287	GUIDON ENERGY MGMT SERVICES LLC	Oil	26277
42-317-32288	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26274
42-317-32289	PIONEER NATURAL RES. USA, INC.	Oil	26529
42-317-32290	PITTS ENERGY CO.	Oil	26951
42-317-32291	DIAMONDBACK E&P LLC	Oil	60133
42-317-32292	Cox, John L.
42-317-32293	R K PETROLEUM CORP.	Oil	26396
42-317-32294	PIONEER NATURAL RES. USA, INC.	Oil	26591
42-317-32295	PETRO. EXPL. & DEV. FUNDS, INC.
42-317-32296	TAHOE OIL & CATTLE CO.	Oil
42-317-32297	PIONEER NATURAL RES. USA, INC.	Oil	22305
42-317-32298	XTO ENERGY INC.	Oil	26528
42-317-32299	XTO ENERGY INC.	Oil	26492
42-317-32300	DISCOVERY OPERATING, INC.	Oil
42-317-32301	DISCOVERY OPERATING, INC.	Oil
42-317-32302	R K PETROLEUM CORP.	Oil	25617
42-317-32303	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26274
42-317-32304	Lario Oil & Gas Company	Oil	20986
42-317-32305	Lario Oil & Gas Company	Oil	51423
42-317-32306	Lario Oil & Gas Company	Oil	26705
42-317-32307	PIONEER NATURAL RES. USA, INC.	Oil	26086
42-317-32308	PURVIS OPERATING CO.	Oil	26955
42-317-32309	MCCORMICK OPERATING COMPANY	Oil	33758
42-317-32310	SAXON OIL COMPANY
42-317-32311	Legacy Reserves Operating LP	Oil
42-317-32312	Legacy Reserves Operating LP	Oil	63422
42-317-32313	CARR WELL SERVICE, INC.	Oil
42-317-32314	CARR WELL SERVICE, INC.	Oil
42-317-32315	QEP ENERGY COMPANY	Oil
42-317-32316	PHOENIX HYDROCARBONS OPERATING	Oil	26728
42-317-32317	PIONEER NATURAL RES. USA, INC.	Oil	23061
42-317-32318	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-32319	ENDEAVOR ENERGY RESOURCES L.P.	Oil	63097
42-317-32320	Apache Corporation	Oil	26567
42-317-32321	R K PETROLEUM CORP.	Oil	25262
42-317-32322	SAXON OIL COMPANY
42-317-32323	GUIDON ENERGY MGMT SERVICES LLC	Oil	26277
42-317-32324	MGF Oil Corporation	Oil	26780
42-317-32325	Cox, John L.	Oil	26518
42-317-32326	QEP ENERGY COMPANY	Oil	26195
42-317-32327	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29258
42-317-32328	Sm Energy Company	Oil	60511
42-317-32329	GUIDON ENERGY MGMT SERVICES LLC	Oil	26277
42-317-32330	QEP ENERGY COMPANY	Oil	51452
42-317-32331	Apache Corporation	Oil	26640
42-317-32332	QEP ENERGY COMPANY
42-317-32333	SNYDER OIL CORPORATION	Oil	34116
42-317-32334	MOMENTUM ENERGY, LLC	Oil	26669
42-317-32335	PARSLEY ENERGY OPERATIONS, LLC	Oil	26663
42-317-32336	QEP ENERGY COMPANY	Oil	22022
42-317-32337	PIONEER NATURAL RES. USA, INC.	Oil	26797
42-317-32338	GUIDON ENERGY MGMT SERVICES LLC	Oil	26277
42-317-32339	TEXACO E & P INC.	Oil	27329
42-317-32340	SAXON OIL COMPANY
42-317-32341
42-317-32343	SMITH BROS. CASING PULLERS, INC.	Oil	63861
42-317-32344	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26636
42-317-32345	KERR-MCGEE OIL & GAS ONSHORE LP	Oil	26262
42-317-32346	Houston Oil & Minerals Corp.	Oil
42-317-32347	Houston Oil & Minerals Corp.
42-317-32348	VANGUARD OPERATING, LLC	Oil	26913
42-317-32349	DIAMONDBACK E&P LLC	Oil	28837
42-317-32350	R K PETROLEUM CORP.	Oil	26686
42-317-32351	EXXON CORP.
42-317-32352	PIONEER NATURAL RES. USA, INC.	Oil	33004
42-317-32353	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-32354	PARKER & PARSLEY DEVELOPMENT L.P	Oil	22223
42-317-32355	COASTAL MANAGEMENT CORPORATION	Oil	26986
42-317-32356	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26652
42-317-32357	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26652
42-317-32358	R K PETROLEUM CORP.	Oil	25262
42-317-32359	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27166
42-317-32360	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27166
42-317-32361	MABEE PETROLEUM CORP.	Oil	27166
42-317-32362	Lario Oil & Gas Company	Oil	26954
42-317-32363	ANADARKO PETROLEUM CORPORATION	Oil	26786
42-317-32364	PITTS ENERGY CO.	Oil	26945
42-317-32365	TAMARACK PETROLEUM COMPANY, INC.
42-317-32366	Lario Oil & Gas Company	Oil	27007
42-317-32367	SMITH BROS. CASING PULLERS, INC.	Oil	63860
42-317-32368	JET OIL CO.
42-317-32369	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-32370	Parker & Parsley Development Co.	Oil	22451
42-317-32371	Parker & Parsley Development Co.	Oil	22451
42-317-32372	SAXON OIL COMPANY	Oil
42-317-32373	PERMIAN WEST PIPE, INC.	Oil	22897
42-317-32374	PURVIS OPERATING CO.	Oil	27139
42-317-32375	MGF Oil Corporation	Oil
42-317-32376	Parker & Parsley Development Co.	Oil	22332
42-317-32377	JM COX RESOURCES, L.P.	Oil	21969
42-317-32378	JM COX RESOURCES, L.P.	Oil	27148
42-317-32379	JM COX RESOURCES, L.P.	Oil	27148
42-317-32380	W.H.D., INC.
42-317-32381	W.H.D., INC.
42-317-32382	DIAMONDBACK E&P LLC	Oil	60265
42-317-32383	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26874
42-317-32384	SOUTHWEST ROYALTIES, INC.	Oil	63678
42-317-32385	JET OIL CO.
42-317-32386	JET OIL CO.
42-317-32388	WILSON ENERGY, INC.
42-317-32389	MCCORMICK OPERATING COMPANY
42-317-32390	MCCORMICK OPERATING COMPANY	Oil	33810
42-317-32391	MONSANTO OIL COMPANY	Oil	27380
42-317-32392	STACY, A. D. INC.	Oil
42-317-32393	CROWNQUEST OPERATING, LLC	Oil	26314
42-317-32394	ENERGEN RESOURCES CORPORATION	Oil	27188
42-317-32395	PRIME OPERATING COMPANY	Oil	27045
42-317-32396	HANNATHON PETROLEUM, LLC	Oil	27040
42-317-32397	DIAMONDBACK E&P LLC	Oil	60133
42-317-32398	MGF Oil Corporation	Oil
42-317-32400
42-317-32401	SAXON OIL COMPANY
42-317-32402	MINERAL TECHNOLOGIES, INC.	Oil	63553
42-317-32403	HALLWOOD PETROLEUM, INC.	Oil	27092
42-317-32404
42-317-32405	QEP ENERGY COMPANY	Oil	21898
42-317-32406	QEP ENERGY COMPANY	Oil	27066
42-317-32407	JET OIL CO.
42-317-32408	PIONEER NATURAL RES. USA, INC.	Oil	22676
42-317-32409	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-32410	Lario Oil & Gas Company	Oil	27147
42-317-32411	SCYTHIAN, LTD.	Oil	25502
42-317-32412	SCYTHIAN, LTD.	Oil	25502
42-317-32413	SMITH BROS. CASING PULLERS, INC.	Oil	27589
42-317-32414	DISCOVERY OPERATING, INC.	Oil	27053
42-317-32415	PIONEER NATURAL RES. USA, INC.	Oil	26930
42-317-32416	PARKER & PARSLEY DEVELOPMENT L.P	Oil	26953
42-317-32417	PURVIS, J. H.	Oil	27103
42-317-32418	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26981
42-317-32419	CROWNQUEST OPERATING, LLC	Oil	63554
42-317-32420	JMW RESOURCES, INC.	Oil	27019
42-317-32421	SNYDER OIL CORPORATION	Oil	32976
42-317-32422	QEP ENERGY COMPANY	Oil	23870
42-317-32423	ELDORADO OIL AND GAS, INC.
42-317-32424	TARA OPERATING CO.	Oil
42-317-32425	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32371
42-317-32426	Lario Oil & Gas Company	Oil	20986
42-317-32427	ENERGEN RESOURCES CORPORATION	Oil	27472
42-317-32428	VANGUARD OPERATING, LLC	Oil	27102
42-317-32429	PETROLEGACY ENERGY II, LLC	Oil	27023
42-317-32430	PARKER & PARSLEY DEVELOPMENT L.P	Oil	26995
42-317-32431	PIONEER NATURAL RES. USA, INC.	Oil	26977
42-317-32432	PIONEER NATURAL RES. USA, INC.	Oil	26977
42-317-32433	PURVIS, J. H.
42-317-32434	PIONEER NATURAL RES. USA, INC.	Oil	26977
42-317-32435	Houston Oil & Minerals Corp.
42-317-32436	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27080
42-317-32437	SMITH BROS. CASING PULLERS, INC.	Oil	27245
42-317-32438	PETROLEGACY ENERGY II, LLC	Oil	27207
42-317-32439	PETROLEGACY ENERGY II, LLC	Oil	27206
42-317-32440	OTB OPERATING, LLC	Oil	21046
42-317-32441	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27208
42-317-32442	CHEVRON MIDCONTINENT, L.P.	Oil	27209
42-317-32443	TAMARACK PETROLEUM COMPANY, INC.	Oil	27408
42-317-32444	PURVIS OPERATING CO.	Oil	26241
42-317-32445	CROWNQUEST OPERATING, LLC	Oil	63657
42-317-32446	BAYTECH, INC.	Oil
42-317-32447	PIONEER NATURAL RES. USA, INC.	Oil	26996
42-317-32448	PIONEER NATURAL RES. USA, INC.	Oil	26977
42-317-32449	PIONEER NATURAL RES. USA, INC.	Oil	21906
42-317-32450	Cox, John L.	Oil
42-317-32451	JM COX RESOURCES, L.P.	Oil	21899
42-317-32452	CROWNQUEST OPERATING, LLC	Oil	27383
42-317-32453	TAMARACK PETROLEUM COMPANY, INC.	Oil	27189
42-317-32454	CROWNQUEST OPERATING, LLC	Oil	63657
42-317-32455	BLUE RIDGE RESOURCES, LLC	Oil	34487
42-317-32456	PIONEER NATURAL RES. USA, INC.	Oil	27052
42-317-32457	ALTA ENERGY CORPORATION	Oil	27246
42-317-32458	Apache Corporation	Oil	27335
42-317-32459	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27121
42-317-32460	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27151
42-317-32461	PURVIS, J. H.
42-317-32462	PIONEER NATURAL RES. USA, INC.	Oil	27374
42-317-32463	DIAMONDBACK E&P LLC	Oil	25958
42-317-32464	R K PETROLEUM CORP.	Oil	25262
42-317-32465	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27212
42-317-32466	PIONEER NATURAL RES. USA, INC.	Oil	27215
42-317-32467	SMITH PIPE OF ABILENE	Oil	63867
42-317-32468	PARKER & PARSLEY, INC.	Oil	27891
42-317-32470	R K PETROLEUM CORP.
42-317-32471	Apache Corporation	Oil	51209
42-317-32472	MIRANDA ENERGY CORPORATION	Oil
42-317-32473	PIONEER NATURAL RES. USA, INC.	Oil	27350
42-317-32474	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26874
42-317-32475	HALLWOOD ENERGY CORPORATION	Oil
42-317-32476	Cox, John L.	Oil	27332
42-317-32477	MWS PRODUCING, INC.	Oil	27425
42-317-32478	GUIDON ENERGY MGMT SERVICES LLC	Oil	27302
42-317-32479	PARSLEY ENERGY OPERATIONS, LLC	Oil	27183
42-317-32480	COASTAL MANAGEMENT CORPORATION	Oil	50198
42-317-32481
42-317-32482	JMW RESOURCES, INC.	Oil	27190
42-317-32483	TAMARACK PETROLEUM COMPANY, INC.	Oil	27334
42-317-32484	MIRANDA ENERGY CORPORATION	Oil
42-317-32485	PIONEER NATURAL RES. USA, INC.	Oil	27596
42-317-32486	Houston Oil & Minerals Corp.	Oil
42-317-32487	Apache Corporation	Oil	27424
42-317-32488	WILSON ENERGY, INC.
42-317-32489	JMW RESOURCES, INC.	Oil	27190
42-317-32490	BROWN, H. L., JR.
42-317-32491	BEACH EXPLORATION, INC.	Oil	63784
42-317-32492	PIONEER NATURAL RES. USA, INC.	Oil	27371
42-317-32493	PIONEER NATURAL RES. USA, INC.	Oil	27373
42-317-32494	DISCOVERY OPERATING, INC.	Oil
42-317-32495	DISCOVERY OPERATING, INC.	Oil
42-317-32496	MWS PRODUCING, INC.	Oil	30591
42-317-32497	WILSON SYSTEMS, INC.	Oil	24962
42-317-32498	PERMIAN RESOURCES, INC.	Oil	27447
42-317-32499	HANLEY PETROLEUM INC.	Oil	27379
42-317-32500	VANGUARD OPERATING, LLC	Oil	27682
42-317-32501	Vanderbilt Resources Corp.	Oil	22510
42-317-32502	Apache Corporation	Oil	27493
42-317-32503	JMW RESOURCES, INC.	Oil	27671
42-317-32504	PIONEER NATURAL RES. USA, INC.	Oil	22424
42-317-32505	PIONEER NATURAL RES. USA, INC.	Oil	27506
42-317-32506	PIONEER NATURAL RES. USA, INC.	Oil	21165
42-317-32507	DEVON ENERGY CORPORATION(NEVADA)	Oil	27484
42-317-32508	Cox, John L.	Oil	32774
42-317-32509	R K PETROLEUM CORP.	Oil	27300
42-317-32510	PIONEER NATURAL RES. USA, INC.	Oil	27374
42-317-32511	PIONEER NATURAL RES. USA, INC.	Oil	27374
42-317-32512	JMW RESOURCES, INC.	Oil	27190
42-317-32513	PIONEER NATURAL RES. USA, INC.	Oil	21873
42-317-32514	PIONEER NATURAL RES. USA, INC.	Oil	22025
42-317-32515	PIONEER NATURAL RES. USA, INC.	Oil	16064
42-317-32516	PIONEER NATURAL RES. USA, INC.	Oil	21970
42-317-32517	Parker & Parsley Development Co.	Oil	22073
42-317-32518	HALLWOOD PETROLEUM, INC.	Oil	27464
42-317-32519	HALLWOOD PETROLEUM, INC.	Oil	27436
42-317-32520	QEP ENERGY COMPANY	Oil	21918
42-317-32521	HALLWOOD ENERGY CORPORATION	Oil	27463
42-317-32522	CAPROCK OIL & GAS, INC.	Oil
42-317-32523	PIONEER NATURAL RES. USA, INC.	Oil	27052
42-317-32524	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-32525	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-32526	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-32527	SMITH BROS. CASING PULLERS, INC.	Oil	27575
42-317-32528	BEACH EXPLORATION, INC.	Oil	63972
42-317-32529	PARKER & PARSLEY PETROLEUM CO.	Oil	16260
42-317-32530	Parker & Parsley Development Co.	Oil	15885
42-317-32531	DISCOVERY OPERATING, INC.	Oil	27623
42-317-32533	W.A. OIL CO.	Oil	27495
42-317-32534	PIONEER NATURAL RES. USA, INC.	Oil	27596
42-317-32535	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24470
42-317-32536	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23746
42-317-32537	RITTENHOUSE OIL & GAS CO.	Oil	27670
42-317-32538	FAGIN PRODUCTION CORPORATION
42-317-32539	FAGIN PRODUCTION CORPORATION
42-317-32540	PARKER & PARSLEY, INC.	Oil	28397
42-317-32541	PARKER & PARSLEY, INC.	Oil	28397
42-317-32542	HEISER, HARVEY	Oil	27675
42-317-32543	DISCOVERY OPERATING, INC.	Oil
42-317-32544	BIG STAR OIL & GAS, LLC	Oil	44780
42-317-32545	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-32547	V-F PETROLEUM INC.	Oil	27525
42-317-32548	PIONEER NATURAL RES. USA, INC.	Oil	27538
42-317-32549	STRINGER OIL & GAS	Oil
42-317-32550	TENNECO OIL CO.
42-317-32551	VENTURE EQUIPMENT, INC.	Oil	27527
42-317-32552	QEP ENERGY COMPANY	Oil	22015
42-317-32553	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-32554	DIAMONDBACK E&P LLC	Oil	60265
42-317-32555	PIONEER NATURAL RES. USA, INC.	Oil	21637
42-317-32556	PARKER & PARSLEY DEVELOPMENT L.P	Oil	21684
42-317-32557	R K PETROLEUM CORP.	Oil	27576
42-317-32558	PETROLEGACY ENERGY II, LLC	Oil	28131
42-317-32559	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27905
42-317-32560	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28128
42-317-32561	JMW RESOURCES, INC.	Oil	35486
42-317-32562	JMW RESOURCES, INC.	Oil	64113
42-317-32563	BLAIR ENERGY, INC.
42-317-32564	EXXON CORP.	Oil	29120
42-317-32565	PIONEER NATURAL RES. USA, INC.	Oil	27596
42-317-32566	JMW RESOURCES, INC.	Oil	28071
42-317-32567	QEP ENERGY COMPANY	Oil	21898
42-317-32568	Lario Oil & Gas Company	Oil	27606
42-317-32570	TARA OPERATING CO.	Oil
42-317-32571	ALTA ENERGY CORPORATION	Oil
42-317-32572	W.A. OIL CO.	Oil	29777
42-317-32573	JMW RESOURCES, INC.	Oil	64113
42-317-32576	JMW RESOURCES, INC.	Oil	28053
42-317-32577	R K PETROLEUM CORP.	Oil	21814
42-317-32578	PIONEER NATURAL RES. USA, INC.	Oil	21774
42-317-32579	PIONEER NATURAL RES. USA, INC.	Oil	21953
42-317-32580	JM COX RESOURCES, L.P.	Oil	21969
42-317-32581	QEP ENERGY COMPANY	Oil	21994
42-317-32582	JM COX RESOURCES, L.P.	Oil	21899
42-317-32583	Henry Petroleum Corp.	Oil	64229
42-317-32584	PARKER & PARSLEY, INC.	Oil	28397
42-317-32585	PARKER & PARSLEY, INC.	Oil	28397
42-317-32586	QUANTUM RESOURCES CORPORATION
42-317-32587	QUANTUM RESOURCES CORPORATION
42-317-32588	PARKER & PARSLEY, INC.	Oil	28397
42-317-32589	TAMARACK PETROLEUM COMPANY, INC.	Oil	27945
42-317-32590	PIONEER NATURAL RES. USA, INC.	Oil	27778
42-317-32591	QEP ENERGY COMPANY	Oil	21575
42-317-32592	JMW RESOURCES, INC.	Oil	28127
42-317-32593	PIONEER NATURAL RES. USA, INC.	Oil	27796
42-317-32594	PRIME OPERATING COMPANY	Oil	27748
42-317-32595	BEACH EXPLORATION, INC.	Oil
42-317-32596	PIONEER NATURAL RES. USA, INC.	Oil	27762
42-317-32597	Lario Oil & Gas Company	Oil	28041
42-317-32598	PIONEER NATURAL RES. USA, INC.	Oil	27778
42-317-32599	PIONEER NATURAL RES. USA, INC.	Oil	27778
42-317-32600	A.B.C. ENERGY CO.	Oil	27822
42-317-32601	WOODBINE PRODUCTION CORPORATION	Oil	27774
42-317-32602	WOODBINE PRODUCTION CORPORATION	Oil	27789
42-317-32603	PERMIAN WEST PIPE, INC.	Oil	27842
42-317-32604	PERMIAN WEST PIPE, INC.	Oil	27846
42-317-32605	WOODBINE PRODUCTION CORPORATION	Oil	27789
42-317-32606	Cox, John L.	Oil	21796
42-317-32607	PIONEER NATURAL RES. USA, INC.	Oil	27744
42-317-32608	WILSON ENERGY, INC.
42-317-32609	PIONEER NATURAL RES. USA, INC.	Oil	27824
42-317-32611	JM COX RESOURCES, L.P.	Oil	21899
42-317-32612
42-317-32613	COASTAL MANAGEMENT CORPORATION	Oil	50198
42-317-32614	GUIDON ENERGY MGMT SERVICES LLC	Oil	27569
42-317-32615	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28040
42-317-32616	PARKER & PARSLEY, INC.	Oil	28399
42-317-32617	PETROLEGACY ENERGY II, LLC	Oil	22926
42-317-32618	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23131
42-317-32619	Lario Oil & Gas Company	Oil	27997
42-317-32620	PETROLEGACY ENERGY II, LLC	Oil	28058
42-317-32621	JMW RESOURCES, INC.	Oil	28365
42-317-32622	R K PETROLEUM CORP.	Oil	27812
42-317-32623	PARKER & PARSLEY, INC.	Oil	28398
42-317-32624	QEP ENERGY COMPANY	Oil	21927
42-317-32625	SAXON OIL COMPANY
42-317-32626	PARKER & PARSLEY, INC.	Oil	28398
42-317-32627	PARKER & PARSLEY, INC.	Oil	28399
42-317-32628	ALTA ENERGY CORPORATION	Oil	27951
42-317-32629	PIONEER NATURAL RES. USA, INC.	Oil	27890
42-317-32630	PARK AVENUE EXPLORATION CORP.	Oil
42-317-32631	PETROLEUM CORP. OF DELAWARE, THE	Oil
42-317-32632	JAY MANAGEMENT COMPANY, LLC	Oil	28039
42-317-32633	PETROLEGACY ENERGY II, LLC	Oil	27882
42-317-32634	PIONEER NATURAL RES. USA, INC.	Oil	27877
42-317-32635	JMW RESOURCES, INC.	Oil	28086
42-317-32636	PIONEER NATURAL RES. USA, INC.	Oil	27894
42-317-32637	PIONEER NATURAL RES. USA, INC.	Oil	27831
42-317-32638	JMW RESOURCES, INC.	Oil	28086
42-317-32639	Wacker Oil Inc.	Oil	28381
42-317-32640	PARKER & PARSLEY DEVELOPMENT L.P	Oil	22058
42-317-32641	PIONEER NATURAL RES. USA, INC.	Oil	27921
42-317-32642	JMW RESOURCES, INC.	Oil	28086
42-317-32643	Texaco Inc.	Oil	16920
42-317-32644	Texaco Inc.	Oil	13113
42-317-32645	PETROLEUM CORP. OF DELAWARE, THE	Oil
42-317-32646	PIONEER NATURAL RES. USA, INC.	Oil	27350
42-317-32647	Texaco Inc.	Oil	16920
42-317-32648	BRAZOS PETROLEUM CO.
42-317-32649	BRAZOS PETROLEUM CO.
42-317-32650	MWS PRODUCING, INC.	Oil	64286
42-317-32651	PIONEER NATURAL RES. USA, INC.	Oil	27894
42-317-32652	PIONEER NATURAL RES. USA, INC.	Oil	27950
42-317-32653	PIONEER NATURAL RES. USA, INC.	Oil	27950
42-317-32654	PIONEER NATURAL RES. USA, INC.	Oil	28013
42-317-32655	PIONEER NATURAL RES. USA, INC.	Oil	27978
42-317-32656	PIONEER NATURAL RES. USA, INC.	Oil	27978
42-317-32657	PIONEER NATURAL RES. USA, INC.	Oil	27938
42-317-32658	JMW RESOURCES, INC.	Oil	28225
42-317-32659	WILSON ENERGY, INC.	Oil
42-317-32660	BLAIR ENERGY, INC.
42-317-32661	BLAIR ENERGY, INC.
42-317-32662	CHEVRON U. S. A. INC.	Oil	13113
42-317-32663	DCB OIL & GAS, INC.	Oil	15720
42-317-32664	FLAG-REDFERN OIL COMPANY	Gas
42-317-32665	Henry Petroleum Corp.	Oil	28226
42-317-32666	QEP ENERGY COMPANY	Oil	22015
42-317-32667	PIONEER NATURAL RES. USA, INC.	Oil	28012
42-317-32668	BIRCH OPERATIONS, INC.	Oil
42-317-32669	QEP ENERGY COMPANY	Oil	21900
42-317-32670	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28300
42-317-32671	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23691
42-317-32672	STALEY OPERATING CO.
42-317-32673	DISCOVERY OPERATING, INC.	Oil	64338
42-317-32674	PIONEER NATURAL RES. USA, INC.	Oil	16072
42-317-32675	DISCOVERY OPERATING, INC.	Oil	66143
42-317-32676	PARKER & PARSLEY PETROLEUM CO.	Oil	30872
42-317-32677	QEP ENERGY COMPANY	Oil	21575
42-317-32678	DE3 OPERATING LLC	Oil	28060
42-317-32679	QUANTUM RESOURCES CORPORATION
42-317-32680	QUANTUM RESOURCES CORPORATION
42-317-32681	QUANTUM RESOURCES CORPORATION
42-317-32682	QUANTUM RESOURCES CORPORATION
42-317-32683	QUANTUM RESOURCES CORPORATION
42-317-32684	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28300
42-317-32685	HANLEY PETROLEUM INC.	Oil	28059
42-317-32686	PIONEER NATURAL RES. USA, INC.	Oil	21702
42-317-32687	PIONEER NATURAL RES. USA, INC.	Oil	21702
42-317-32688	PIONEER NATURAL RES. USA, INC.	Oil	21872
42-317-32689	STRINGER OIL & GAS
42-317-32690	QEP ENERGY COMPANY	Oil	26187
42-317-32691	QEP ENERGY COMPANY	Oil	26041
42-317-32692	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28299
42-317-32693	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28299
42-317-32694	TARA OPERATING CO.	Oil
42-317-32695	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-32696	JM COX RESOURCES, L.P.	Oil	21969
42-317-32697	TAHOE OIL & CATTLE CO.	Oil	28519
42-317-32698	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35518
42-317-32699	BEACH EXPLORATION, INC.	Oil	27944
42-317-32700	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36996
42-317-32701	ACME ENERGY SERVICES, INC.	Oil	39432
42-317-32702	ENERGEN RESOURCES CORPORATION	Oil	39091
42-317-32703	Cox, John L.	Oil
42-317-32704	HCW EXPLORATION, INC.
42-317-32705	PIONEER NATURAL RES. USA, INC.	Oil	28397
42-317-32706	EXXON CORP.	Gas
42-317-32707	DE3 OPERATING LLC	Oil	68188
42-317-32708	PIONEER NATURAL RES. USA, INC.	Oil	23044
42-317-32709	QEP ENERGY COMPANY	Oil	25738
42-317-32710	EXXON CORP.	Oil
42-317-32711	PITTS ENERGY CO.	Oil	28338
42-317-32713	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-32714	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23171
42-317-32715	TARA OPERATING CO.	Oil	27906
42-317-32716	Kimbark Oil & Gas Company	Oil
42-317-32717	PRIME OPERATING COMPANY	Oil	28358
42-317-32718	PIONEER NATURAL RES. USA, INC.	Oil	28308
42-317-32719	TARA OPERATING CO.	Oil
42-317-32720	GUIDON ENERGY MGMT SERVICES LLC	Oil	28327
42-317-32721	TRILOGY OPERATING, INC.	Oil	36524
42-317-32722	R K PETROLEUM CORP.	Oil	22039
42-317-32723	ENDEAVOR ENERGY RESOURCES L.P.	Oil	16462
42-317-32724	PIONEER NATURAL RES. USA, INC.	Oil	22221
42-317-32725	PIONEER NATURAL RES. USA, INC.	Oil	28616
42-317-32726	GUIDON ENERGY MGMT SERVICES LLC	Oil	28678
42-317-32727	DEVON ENERGY CORPORATION(NEVADA)	Oil	28487
42-317-32728	PIONEER NATURAL RES. USA, INC.	Oil	28528
42-317-32729	OAK BROOK ENERGY, INC.
42-317-32730	OAK BROOK ENERGY, INC.
42-317-32731	SMITH BROS. CASING PULLERS, INC.	Oil	60401
42-317-32732	M-T PETROLEUM, INC.	Oil	26220
42-317-32733	GUIDON ENERGY MGMT SERVICES LLC	Oil	27569
42-317-32734	GUIDON ENERGY MGMT SERVICES LLC	Oil	27569
42-317-32735	GUIDON ENERGY MGMT SERVICES LLC	Oil	27569
42-317-32736	BROWN, TOM INC.
42-317-32737	BROWN, TOM INC.
42-317-32738
42-317-32739	GUIDON ENERGY MGMT SERVICES LLC	Oil	28678
42-317-32740	BROWN, TOM INC.
42-317-32741	GUIDON ENERGY MGMT SERVICES LLC	Oil	28616
42-317-32742
42-317-32743	GUIDON ENERGY MGMT SERVICES LLC	Oil	28616
42-317-32744	GUIDON ENERGY MGMT SERVICES LLC	Oil	28616
42-317-32745	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29397
42-317-32746	PIONEER NATURAL RES. USA, INC.	Oil	28444
42-317-32747	PIONEER NATURAL RES. USA, INC.	Oil	28444
42-317-32748	PIONEER NATURAL RES. USA, INC.	Oil	28524
42-317-32749	PIONEER NATURAL RES. USA, INC.	Oil	21687
42-317-32750	PIONEER NATURAL RES. USA, INC.	Oil	21567
42-317-32751	BROWN, TOM INC.
42-317-32752	Legacy Reserves Operating LP	Oil	28530
42-317-32753	DISCOVERY OPERATING, INC.	Oil	64554
42-317-32754	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28300
42-317-32755	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28300
42-317-32756	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28299
42-317-32757	PIONEER NATURAL RES. USA, INC.	Oil	28392
42-317-32758	PIONEER NATURAL RES. USA, INC.	Oil	28392
42-317-32759	PIONEER NATURAL RES. USA, INC.	Oil	28392
42-317-32760	PARK AVENUE EXPLORATION CORP.	Oil	27873
42-317-32761	PETROLEUM CORP. OF DELAWARE, THE	Oil
42-317-32762	JET OIL CO.
42-317-32763	SOUTHWEST ROYALTIES, INC.	Oil	60229
42-317-32764	JET OIL CO.
42-317-32765	PIONEER NATURAL RES. USA, INC.	Oil
42-317-32766	PIONEER NATURAL RES. USA, INC.	Oil
42-317-32767	PIONEER NATURAL RES. USA, INC.	Oil	28528
42-317-32768	PIONEER NATURAL RES. USA, INC.	Oil	28528
42-317-32769	PIONEER NATURAL RES. USA, INC.	Oil	28528
42-317-32770	PIONEER NATURAL RES. USA, INC.	Oil	28700
42-317-32771	BROWN, TOM INC.
42-317-32773	TARA OPERATING CO.	Oil
42-317-32774	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28557
42-317-32775	PIONEER NATURAL RES. USA, INC.	Oil	28839
42-317-32776	MWS PRODUCING, INC.	Oil	16009
42-317-32778	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24216
42-317-32779	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24762
42-317-32780	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24889
42-317-32782	PIONEER NATURAL RES. USA, INC.	Oil	28286
42-317-32783	WALTER EXPLORATION INC.	Oil	33804
42-317-32784	WALTER EXPLORATION INC.	Oil	33802
42-317-32785	WALTER EXPLORATION INC.	Oil	33805
42-317-32786	R K PETROLEUM CORP.	Oil	28566
42-317-32787	PITTS ENERGY CO.	Oil
42-317-32788	PRIME OPERATING COMPANY	Oil	28565
42-317-32789	PIONEER NATURAL RES. USA, INC.	Oil	28718
42-317-32790	DE3 OPERATING LLC	Oil	21123
42-317-32791	PIONEER NATURAL RES. USA, INC.	Oil	28579
42-317-32792	WILSON ENERGY, INC.
42-317-32793	PIONEER NATURAL RES. USA, INC.	Oil	28512
42-317-32794	PIONEER NATURAL RES. USA, INC.	Oil	30998
42-317-32795	Legacy Reserves Operating LP	Oil	28530
42-317-32796	WILSON ENERGY, INC.
42-317-32797	WILSON ENERGY, INC.
42-317-32798	WILSON ENERGY, INC.
42-317-32799	WILSON ENERGY, INC.
42-317-32800	PITTS ENERGY CO.
42-317-32801	WILSON ENERGY, INC.
42-317-32802	PARKER & PARSLEY, INC.
42-317-32803	Legacy Reserves Operating LP	Oil	28922
42-317-32804	PHOENIX HYDROCARBONS OPERATING	Oil	28947
42-317-32805	JAY MANAGEMENT COMPANY, LLC	Oil	29062
42-317-32806	PIONEER NATURAL RES. USA, INC.	Oil	28579
42-317-32807	ALTA ENERGY CORPORATION	Oil	28751
42-317-32808	Bta Oil Producers	Oil	24896
42-317-32809	PIONEER NATURAL RES. USA, INC.	Oil	21163
42-317-32810	PIONEER NATURAL RES. USA, INC.	Oil	22220
42-317-32811	PARSLEY ENERGY OPERATIONS, LLC	Oil	28906
42-317-32812	QEP ENERGY COMPANY	Oil	22026
42-317-32813	PIONEER NATURAL RES. USA, INC.	Oil	21885
42-317-32814	EXXON CORP.
42-317-32815	ENTEX PETR., INC.	Oil
42-317-32816	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-32817	HCW EXPLORATION, INC.
42-317-32818	PIONEER NATURAL RES. USA, INC.	Oil	22267
42-317-32819	PIONEER NATURAL RES. USA, INC.	Oil	29349
42-317-32820	PIONEER NATURAL RES. USA, INC.	Oil	28615
42-317-32821	PARKER & PARSLEY, INC.
42-317-32822	STEPHENS, AUTRY C.	Oil	36246
42-317-32823	PIONEER NATURAL RES. USA, INC.	Oil	28012
42-317-32824	PIONEER NATURAL RES. USA, INC.	Oil	28617
42-317-32825	Parker & Parsley Development Co.	Oil	28660
42-317-32826	STACY, A. D. INC.	Oil
42-317-32827	PRIME OPERATING COMPANY	Oil	28598
42-317-32828	PIONEER NATURAL RES. USA, INC.	Oil	28711
42-317-32829	ARCH PETROLEUM INC.	Oil	48196
42-317-32830	MWS PRODUCING, INC.	Oil	60246
42-317-32831	Legacy Reserves Operating LP	Oil
42-317-32832	PIONEER NATURAL RES. USA, INC.	Oil	28765
42-317-32833	PARKER & PARSLEY, INC.
42-317-32834	PIONEER NATURAL RES. USA, INC.	Oil	28863
42-317-32835	PARKER & PARSLEY, INC.	Oil
42-317-32836	PIONEER NATURAL RES. USA, INC.	Oil	52049
42-317-32837	PIONEER NATURAL RES. USA, INC.	Oil	28890
42-317-32838	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-32839	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-32840	PIONEER NATURAL RES. USA, INC.	Oil	28845
42-317-32841	PIONEER NATURAL RES. USA, INC.	Oil	28780
42-317-32842	ENDEAVOR ENERGY RESOURCES L.P.	Gas	109808
42-317-32843	DISCOVERY OPERATING, INC.	Oil	64685
42-317-32844	MOBIL PRODUCING TX. & N.M. INC.	Oil	29854
42-317-32845
42-317-32846
42-317-32847	QEP ENERGY COMPANY	Oil	22015
42-317-32848	Santa Fe Energy Resources, Inc.	Oil	21539
42-317-32849	PIONEER NATURAL RES. USA, INC.	Oil	21589
42-317-32850	MERIT ENERGY COMPANY	Oil	21696
42-317-32851	ADOBE RESOURCES CORPORATION	Oil	21724
42-317-32852	MERIT ENERGY COMPANY	Oil	21696
42-317-32853	PIONEER NATURAL RES. USA, INC.	Oil	21670
42-317-32854	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	21618
42-317-32855	MERIT ENERGY COMPANY	Oil	28794
42-317-32856	QEP ENERGY COMPANY	Oil	23767
42-317-32857	PIONEER NATURAL RES. USA, INC.	Oil	28768
42-317-32858	PARKER & PARSLEY PETROLEUM CO.	Oil	29094
42-317-32859	PIONEER NATURAL RES. USA, INC.	Oil	21672
42-317-32860	PARSLEY ENERGY OPERATIONS, LLC	Oil	28840
42-317-32861	Conquest Exploration Company	Oil	33024
42-317-32862	PIONEER NATURAL RES. USA, INC.	Oil	28644
42-317-32863	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-32864	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-32865	Parker & Parsley Development Co.	Oil	28775
42-317-32866	JM COX RESOURCES, L.P.	Oil	28769
42-317-32867	COASTAL MANAGEMENT CORPORATION	Oil	28692
42-317-32868	ENDEAVOR ENERGY RESOURCES L.P.	Oil	28759
42-317-32869	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-32870	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-32871	PIONEER NATURAL RES. USA, INC.	Oil	21553
42-317-32872	BRAZOS PETROLEUM CO.
42-317-32873	Legacy Reserves Operating LP	Oil	28946
42-317-32874	PIONEER NATURAL RES. USA, INC.	Oil	22654
42-317-32875	PIONEER NATURAL RES. USA, INC.	Oil	22654
42-317-32876	PIONEER NATURAL RES. USA, INC.	Oil	28846
42-317-32877	PIONEER NATURAL RES. USA, INC.	Oil	28777
42-317-32878
42-317-32879	PIONEER NATURAL RES. USA, INC.	Oil	20746
42-317-32880	CONTINENTAL U S EXPLORATION, INC
42-317-32881	PITTS ENERGY CO.	Oil	28792
42-317-32882	ENDEAVOR ENERGY RESOURCES L.P.	Oil	65008
42-317-32883	PIONEER NATURAL RES. USA, INC.	Oil	28703
42-317-32884	MERIT ENERGY COMPANY	Oil	22050
42-317-32885	MERIT ENERGY COMPANY	Oil	22260
42-317-32886	PIONEER NATURAL RES. USA, INC.	Oil	22220
42-317-32887	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24896
42-317-32888	WALSH & WATTS, INC.	Oil	28965
42-317-32889	UNIT PETROLEUM COMPANY	Oil	28948
42-317-32890	PIONEER NATURAL RES. USA, INC.	Oil	28891
42-317-32891	Henry Petroleum Corp.	Oil	29389
42-317-32892	SUPERIOR OIL COMPANY, THE
42-317-32893	Legacy Reserves Operating LP	Oil	28798
42-317-32894	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29209
42-317-32895	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29209
42-317-32896	QEP ENERGY COMPANY	Oil	21575
42-317-32897	PIONEER NATURAL RES. USA, INC.	Oil	27950
42-317-32898
42-317-32899	Buchanan, Wayman W.
42-317-32900	Cox, John L.	Oil
42-317-32901	PRIME OPERATING COMPANY	Oil	28565
42-317-32902	QEP ENERGY COMPANY	Oil	21575
42-317-32903	OGX RESOURCES LLC	Oil	37898
42-317-32904	PIONEER NATURAL RES. USA, INC.	Oil	28986
42-317-32905	BRAZOS PETROLEUM CO.	Oil	29686
42-317-32906	UNIT PETROLEUM COMPANY	Oil	29017
42-317-32907	UNIT PETROLEUM COMPANY	Oil	29017
42-317-32908	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37905
42-317-32909	MELTON DRILLING & EXPLOR. CO.
42-317-32910	Hunt Oil Company	Oil	23139
42-317-32911	Cities Service Oil & Gas Corp.	Oil	16766
42-317-32912	HAYLEE OIL COMPANY	Oil	29015
42-317-32913	HRUBETZ OIL COMPANY
42-317-32914	DISCOVERY OPERATING, INC.	Oil	64892
42-317-32915	Cities Service Oil & Gas Corp.	Oil	16354
42-317-32916	COASTAL MANAGEMENT CORPORATION	Oil	50198
42-317-32917	PIONEER NATURAL RES. USA, INC.	Oil	28996
42-317-32918	MONSANTO OIL COMPANY
42-317-32919	R K PETROLEUM CORP.	Oil	22098
42-317-32920	PIONEER NATURAL RES. USA, INC.	Oil	21682
42-317-32921	R K PETROLEUM CORP.	Oil	22098
42-317-32922	SMITH BROTHERS OIL & GAS, INC.	Oil	29120
42-317-32923	Cox, John L.	Oil
42-317-32924	ODEN, ROBIN CEMENTERS INC.	Oil
42-317-32925	North American Resources Company	Oil	42761
42-317-32926	LOVELADY, IKE INC.
42-317-32927	PIONEER NATURAL RES. USA, INC.	Oil	28984
42-317-32928	WALSH & WATTS, INC.	Oil	29348
42-317-32929	MERIT ENERGY COMPANY	Oil	29292
42-317-32930	MERIT ENERGY COMPANY	Oil	29292
42-317-32931	MERIT ENERGY COMPANY	Oil	29292
42-317-32932	MERIT ENERGY COMPANY	Oil	29292
42-317-32933	MERIT ENERGY COMPANY	Oil	29292
42-317-32934	MERIT ENERGY COMPANY	Oil	29292
42-317-32935	ATKINS PETROLEUM CORP.	Oil
42-317-32936	ATKINS PETROLEUM CORP.	Oil
42-317-32937	ATKINS PETROLEUM CORP.	Oil
42-317-32938	PIONEER NATURAL RES. USA, INC.	Oil	29336
42-317-32939	PIONEER NATURAL RES. USA, INC.	Oil	29336
42-317-32940	PIONEER NATURAL RES. USA, INC.	Oil	29336
42-317-32941	PIONEER NATURAL RES. USA, INC.	Oil	29336
42-317-32942	TEXICAN
42-317-32944	PIONEER NATURAL RES. USA, INC.	Oil	29110
42-317-32945	Samson Resources Company	Oil	34126
42-317-32946	WALSH & WATTS, INC.	Oil	29487
42-317-32947
42-317-32948	PRIME OPERATING COMPANY	Oil	28565
42-317-32949	PRIME OPERATING COMPANY	Oil	28565
42-317-32950	Gruss Petroleum Management, Inc.	Oil
42-317-32951	QEP ENERGY COMPANY	Oil	22108
42-317-32952	PIONEER NATURAL RES. USA, INC.	Oil	21761
42-317-32953	OXY USA INC.	Oil	29373
42-317-32954	PIONEER NATURAL RES. USA, INC.	Oil	22544
42-317-32955	PARKER & PARSLEY DEVELOPMENT L.P	Oil	29185
42-317-32957	Legacy Reserves Operating LP	Oil	29483
42-317-32958	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29589
42-317-32959	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-32960	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29566
42-317-32961	WALTER EXPLORATION INC.	Oil	33803
42-317-32962	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39598
42-317-32963	QEP ENERGY COMPANY	Oil	16183
42-317-32964	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29513
42-317-32965	PETROLEGACY ENERGY II, LLC	Oil
42-317-32966	KEYSTONE ENERGY OIL & GAS, INC.	Oil	29312
42-317-32967	PARKER & PARSLEY, INC.	Oil	30043
42-317-32968
42-317-32969	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29510
42-317-32970	PIONEER NATURAL RES. USA, INC.	Oil	29339
42-317-32971	DIAMONDBACK E&P LLC	Oil	29581
42-317-32972	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-32973	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-32974	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-32975	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-32976	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-32978	PIONEER NATURAL RES. USA, INC.	Oil	29216
42-317-32979	PIONEER NATURAL RES. USA, INC.	Oil	29187
42-317-32980	TAHOE OIL & CATTLE CO.
42-317-32981	OPAL RESOURCES OPERATING CO.,LLC	Oil	37398
42-317-32982	HENRY PETROLEUM LP	Oil	29355
42-317-32983	PRIME OPERATING COMPANY	Oil	29849
42-317-32984	PRIME OPERATING COMPANY	Oil	29816
42-317-32985	PRIME OPERATING COMPANY	Oil	29816
42-317-32986	PRIME OPERATING COMPANY	Oil	29816
42-317-32987	PRIME OPERATING COMPANY	Oil	29816
42-317-32988	PRIME OPERATING COMPANY	Oil	29849
42-317-32989	Parker & Parsley Development Co.	Oil	29347
42-317-32990	EXXON CORP.	Oil
42-317-32991	COSTEX RESOURCES, INC.
42-317-32992	QEP ENERGY COMPANY	Oil	25738
42-317-32993	DE3 OPERATING LLC	Oil	29537
42-317-32994	Henry Petroleum Corp.	Oil	29499
42-317-32995	PRIME OPERATING COMPANY	Oil	29369
42-317-32996	PRIME OPERATING COMPANY	Oil	29369
42-317-32997	DE3 OPERATING LLC	Oil	29537
42-317-32998	PRIME OPERATING COMPANY	Oil	29813
42-317-32999	PIONEER NATURAL RES. USA, INC.	Oil	29387
42-317-33000	PIONEER NATURAL RES. USA, INC.	Oil	29739
42-317-33001	GUIDON ENERGY MGMT SERVICES LLC	Oil	29330
42-317-33002	GUIDON ENERGY MGMT SERVICES LLC	Oil	29330
42-317-33003	Henry Petroleum Corp.	Oil	29857
42-317-33004	Henry Petroleum Corp.	Oil	29499
42-317-33005	PRIME OPERATING COMPANY	Oil	29332
42-317-33006	PRIME OPERATING COMPANY	Oil	29331
42-317-33007	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29442
42-317-33008	PIONEER NATURAL RES. USA, INC.	Oil	29698
42-317-33009	Legacy Reserves Operating LP	Oil	29623
42-317-33010	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35986
42-317-33011	COSTEX RESOURCES, INC.
42-317-33013	KEYSTONE ENERGY OIL & GAS, INC.	Oil	29312
42-317-33014	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29539
42-317-33015	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-33016
42-317-33017	PIONEER NATURAL RES. USA, INC.	Oil	29450
42-317-33018
42-317-33019	Lario Oil & Gas Company	Oil	29592
42-317-33020	PED OIL CORPORATION	Oil	22321
42-317-33021	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-33022	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-33023	ROFF OPERATING COMPANY, LLC	Oil	17182
42-317-33024	DISCOVERY OPERATING, INC.	Oil	65157
42-317-33025
42-317-33026	Hunt Oil Company	Oil	29538
42-317-33027	Henry Petroleum Corp.	Oil	29622
42-317-33028	COSTEX RESOURCES, INC.
42-317-33029	HCW EXPLORATION, INC.
42-317-33031	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22204
42-317-33032	KEYSTONE ENERGY OIL & GAS, INC.	Oil	29655
42-317-33033	ADOBE RESOURCES CORPORATION	Oil	24269
42-317-33034	Legacy Reserves Operating LP	Oil	29621
42-317-33035	PIONEER NATURAL RES. USA, INC.	Oil	22978
42-317-33036	PIONEER NATURAL RES. USA, INC.	Oil	24350
42-317-33037	PIONEER NATURAL RES. USA, INC.	Oil	22978
42-317-33038	PIONEER NATURAL RES. USA, INC.	Oil	24350
42-317-33039	PARSLEY ENERGY OPERATIONS, LLC	Oil	29624
42-317-33040	PIONEER NATURAL RES. USA, INC.	Oil	20746
42-317-33041	PIONEER NATURAL RES. USA, INC.	Oil	29470
42-317-33042	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29684
42-317-33043	R K PETROLEUM CORP.	Oil	31422
42-317-33044	KEYSTONE ENERGY OIL & GAS, INC.	Oil	29655
42-317-33045	Hunt Oil Company	Oil	29654
42-317-33046	PRIME OPERATING COMPANY	Oil	29332
42-317-33047	PRIME OPERATING COMPANY	Oil	29331
42-317-33048	Henry Petroleum Corp.	Oil	29833
42-317-33049	PETROLEGACY ENERGY II, LLC	Oil	29542
42-317-33050	COG OPERATING LLC	Oil	30191
42-317-33051	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29785
42-317-33052	PETRUS OIL COMPANY, L.P.
42-317-33053	COSTEX RESOURCES, INC.
42-317-33054	BLACK SWAN OPERATING, LLC	Oil	29503
42-317-33055	CHEVRON U. S. A. INC.	Oil	13113
42-317-33056	CHEVRON U. S. A. INC.	Oil	13113
42-317-33057	CHEVRON U. S. A. INC.	Oil	13113
42-317-33058	CHEVRON U. S. A. INC.	Oil	13113
42-317-33059	ADOBE OIL & GAS CORP.	Oil	21372
42-317-33060	L & B OIL CO. INC.
42-317-33061	OIL MANAGEMENT CORPORATION	Oil	29703
42-317-33062	ROSEWOOD RESOURCES, INC.	Oil
42-317-33063	CROWN RESOURCES, INC.	Oil
42-317-33064	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22111
42-317-33065	R K PETROLEUM CORP.	Oil	29675
42-317-33066	PARKER & PARSLEY DEVELOPMENT L.P	Oil	29648
42-317-33067	GUIDON ENERGY MGMT SERVICES LLC	Oil	29330
42-317-33068	GUIDON ENERGY MGMT SERVICES LLC	Oil	29330
42-317-33069	PARKER & PARSLEY DEVELOPMENT L.P	Oil
42-317-33070	PARKER & PARSLEY DEVELOPMENT L.P	Oil	29888
42-317-33071	PARKER & PARSLEY DEVELOPMENT L.P	Oil	29888
42-317-33072	PARKER & PARSLEY DEVELOPMENT L.P	Oil	29888
42-317-33073	PARKER & PARSLEY DEVELOPMENT L.P	Oil	29888
42-317-33074	PARKER & PARSLEY DEVELOPMENT L.P	Oil	29888
42-317-33075	Hunt Oil Company	Oil	29593
42-317-33076	PRIME OPERATING COMPANY	Oil	29591
42-317-33077	TAMARACK PETROLEUM COMPANY, INC.	Oil
42-317-33078	PARKER & PARSLEY DEVELOPMENT L.P	Oil	23181
42-317-33079	AMOCO PRODUCTION CO.-ANDREWS
42-317-33080	PIONEER NATURAL RES. USA, INC.	Oil	21372
42-317-33081	CHISOS, LTD.	Oil	29797
42-317-33082	Citation Oil & Gas Corp.	Oil	29738
42-317-33083	PRIME OPERATING COMPANY	Oil	29603
42-317-33084	PRIME OPERATING COMPANY	Oil	29603
42-317-33085	PRIME OPERATING COMPANY	Oil	29603
42-317-33086	CROWN RESOURCES, INC.	Oil
42-317-33087	CROWN RESOURCES, INC.	Oil
42-317-33088	KEYSTONE ENERGY OIL & GAS, INC.	Oil	29748
42-317-33089	Hunt Oil Company	Oil	29736
42-317-33090	PRIME OPERATING COMPANY	Oil	29603
42-317-33091	OXY USA INC.	Oil	36822
42-317-33092	PRIME OPERATING COMPANY	Oil	29926
42-317-33093	PRIME OPERATING COMPANY	Oil	30002
42-317-33094	PRIME OPERATING COMPANY	Oil	30071
42-317-33095	PRIME OPERATING COMPANY	Oil	30070
42-317-33096	PRIME OPERATING COMPANY	Oil	29912
42-317-33097	BRAZOS PETROLEUM CO.
42-317-33098	MWS PRODUCING, INC.	Oil	29812
42-317-33099	PRIME OPERATING COMPANY	Oil	29685
42-317-33100	PRIME OPERATING COMPANY	Oil	29603
42-317-33101	PRIME OPERATING COMPANY	Oil	29603
42-317-33102	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-33103	PIONEER NATURAL RES. USA, INC.	Oil	21815
42-317-33104	PRIME OPERATING COMPANY	Oil	29603
42-317-33105	PARSLEY ENERGY OPERATIONS, LLC	Oil	53535
42-317-33106	PRIME OPERATING COMPANY	Oil	30069
42-317-33107	PRIME OPERATING COMPANY	Oil	30003
42-317-33108	ATKINS PETROLEUM CORP.	Oil	30019
42-317-33109	REATTA ENERGY, INC.	Oil	22756
42-317-33110	PIONEER NATURAL RES. USA, INC.	Oil	21824
42-317-33111	PIONEER NATURAL RES. USA, INC.	Oil	29749
42-317-33112	Hunt Oil Company	Oil	29780
42-317-33113	Hunt Oil Company	Oil	29593
42-317-33114	Hunt Oil Company	Oil	29736
42-317-33115	PRIME OPERATING COMPANY	Oil	29700
42-317-33116	PRIME OPERATING COMPANY	Oil	28565
42-317-33117	Hunt Oil Company	Oil	29885
42-317-33118	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29676
42-317-33119	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-33120	PRIME OPERATING COMPANY	Oil	29686
42-317-33121	PRIME OPERATING COMPANY	Oil	29813
42-317-33122	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29875
42-317-33123	PIONEER NATURAL RES. USA, INC.	Oil	21438
42-317-33124	ADOBE OIL & GAS CORP.
42-317-33125	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-33126	CROWNQUEST OPERATING, LLC	Oil	29895
42-317-33127	REATTA ENERGY, INC.	Oil	30006
42-317-33128	PIONEER NATURAL RES. USA, INC.	Oil	21688
42-317-33129	PIONEER NATURAL RES. USA, INC.	Oil	29712
42-317-33130	HCW EXPLORATION, INC.
42-317-33131	HUBER, J. M., CORPORATION	Oil	37342
42-317-33132	COSTEX RESOURCES, INC.
42-317-33133	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-33134	DISCOVERY OPERATING, INC.	Oil	65354
42-317-33135
42-317-33136	COSTEX RESOURCES, INC.
42-317-33137	Hunt Oil Company	Oil	50221
42-317-33138	Hunt Oil Company	Oil	29736
42-317-33139	STEPHENS, AUTRY C.	Oil	16820
42-317-33140	PIONEER NATURAL RES. USA, INC.	Oil	22544
42-317-33141	PIONEER NATURAL RES. USA, INC.	Oil	21761
42-317-33142	R K PETROLEUM CORP.	Oil	21833
42-317-33143	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-33144	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-33145	JM COX RESOURCES, L.P.	Oil	16522
42-317-33146	ADOBE OIL & GAS CORP.	Oil	29877
42-317-33147	PARSLEY ENERGY OPERATIONS, LLC	Oil	52792
42-317-33148	CONCHO RESOURCES INC.	Oil	29881
42-317-33149	CARR WELL SERVICE, INC.	Oil
42-317-33150	BROWN, TOM INC.	Oil	28616
42-317-33151	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-33152	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-33153	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-33154	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-33155	DHM ENERGY CORP.
42-317-33156	COG OPERATING LLC	Oil	30110
42-317-33157	Conquest Exploration Company	Oil	36447
42-317-33158	PIONEER NATURAL RES. USA, INC.	Oil	21824
42-317-33159	CONCHO RESOURCES INC.	Oil	29923
42-317-33160	ENDEAVOR ENERGY RESOURCES L.P.	Oil	29880
42-317-33161	HADES DISPOSAL COMPANY, LLC	Oil	53188
42-317-33162	MERIT ENERGY COMPANY	Oil	30426
42-317-33163	BRAZOS PETROLEUM CO.	Oil	28565
42-317-33164	PRIME OPERATING COMPANY	Oil	28598
42-317-33165	PRIME OPERATING COMPANY	Oil	28565
42-317-33166	PRIME OPERATING COMPANY	Oil	28565
42-317-33167	PIONEER NATURAL RES. USA, INC.	Oil	21658
42-317-33168	Cox, John L.	Oil	21799
42-317-33169	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30044
42-317-33170	KEYSTONE ENERGY OIL & GAS, INC.	Oil
42-317-33171
42-317-33172	BROWN, TOM INC.	Oil	28678
42-317-33173	GUIDON ENERGY MGMT SERVICES LLC	Oil	28678
42-317-33174	GUIDON ENERGY MGMT SERVICES LLC	Oil	28616
42-317-33175	KEYSTONE ENERGY OIL & GAS, INC.	Oil	30690
42-317-33176	KEYSTONE ENERGY OIL & GAS, INC.	Oil	30689
42-317-33177	PIONEER NATURAL RES. USA, INC.	Oil
42-317-33178	Parker & Parsley Development Co.	Oil	22451
42-317-33179	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-33180	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-33181	PARKER & PARSLEY DEVELOPMENT L.P	Oil	22741
42-317-33182	GEODYNE OPERATING COMPANY	Oil	30015
42-317-33183	SAMSON LONE STAR, LLC	Oil	30318
42-317-33184	QEP ENERGY COMPANY	Oil	22108
42-317-33185	M-T PETROLEUM, INC.	Oil	38014
42-317-33186	SOUTHWEST ROYALTIES, INC.	Oil	60229
42-317-33187	CHEVRON U. S. A. INC.	Oil	20855
42-317-33188
42-317-33189	PIONEER NATURAL RES. USA, INC.	Oil	22578
42-317-33190	Cox, John L.
42-317-33191	Henry Petroleum Corp.	Oil
42-317-33192	GUIDON ENERGY MGMT SERVICES LLC	Oil	52967
42-317-33193	HENRY PETROLEUM LP	Oil	30304
42-317-33194	CHEVRON U. S. A. INC.	Oil	15902
42-317-33195	MWS PRODUCING, INC.	Oil	30407
42-317-33196
42-317-33197	SCYTHIAN, LTD.	Oil	25502
42-317-33198	GUIDON ENERGY MGMT SERVICES LLC	Oil	52970
42-317-33199	Conoco Inc.	Oil	22261
42-317-33200	Primary Fuels, Inc.	Oil	30786
42-317-33201	Primary Fuels, Inc.	Oil	31485
42-317-33202	BRAZOS PETROLEUM CO.
42-317-33203	PRIME OPERATING COMPANY	Oil	30234
42-317-33204	BRAZOS PETROLEUM CO.
42-317-33205	CHEVRON U. S. A. INC.	Oil	04010
42-317-33206	BIRCH OPERATIONS, INC.	Oil	30290
42-317-33207	CROWNQUEST OPERATING, LLC	Oil	29895
42-317-33208	GUIDON ENERGY MGMT SERVICES LLC	Oil	30302
42-317-33209	GUIDON ENERGY MGMT SERVICES LLC	Oil	30302
42-317-33210	GUIDON ENERGY MGMT SERVICES LLC	Oil	49777
42-317-33211	GUIDON ENERGY MGMT SERVICES LLC	Oil	30302
42-317-33212	CHEVRON U. S. A. INC.	Oil	04010
42-317-33213	Legacy Reserves Operating LP	Oil	30292
42-317-33214	PRIME OPERATING COMPANY	Oil	30346
42-317-33215	PRIME OPERATING COMPANY	Oil	30346
42-317-33216	PRIME OPERATING COMPANY	Oil	30346
42-317-33217	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-33218	Anadarko Production Company
42-317-33219	STEPHENS, AUTRY C.	Oil	36011
42-317-33220	PRIME OPERATING COMPANY	Oil	30346
42-317-33221	PIONEER NATURAL RES. USA, INC.	Oil	30218
42-317-33222	PIONEER NATURAL RES. USA, INC.	Oil	30218
42-317-33223	CHEVRON U. S. A. INC.	Oil	04010
42-317-33224	CHEVRON U. S. A. INC.	Oil	04010
42-317-33225	CHEVRON U. S. A. INC.	Oil	04010
42-317-33226	CHEVRON U. S. A. INC.	Oil	04010
42-317-33227
42-317-33228	PIONEER NATURAL RES. USA, INC.	Oil	30306
42-317-33229	Legacy Reserves Operating LP	Oil	23847
42-317-33230	Hunt Oil Company	Oil	29593
42-317-33231	HENRY PETROLEUM LP	Oil	65626
42-317-33232	Conquest Exploration Company	Oil	41065
42-317-33233	PIONEER NATURAL RES. USA, INC.	Oil	30254
42-317-33234	Hunt Oil Company	Oil	29736
42-317-33235	R K PETROLEUM CORP.	Oil	36201
42-317-33236	CHEVRON U. S. A. INC.	Oil	15902
42-317-33237	CHEVRON U. S. A. INC.	Oil	13113
42-317-33238	CHEVRON U. S. A. INC.	Oil	04010
42-317-33239	CHEVRON U. S. A. INC.	Oil	13113
42-317-33240	R K PETROLEUM CORP.
42-317-33241	PIONEER NATURAL RES. USA, INC.	Oil	21889
42-317-33242	Union Oil Company Of California
42-317-33243	PIONEER NATURAL RES. USA, INC.	Oil	30258
42-317-33244
42-317-33245	PIONEER NATURAL RES. USA, INC.	Oil	21637
42-317-33246	QEP ENERGY COMPANY	Oil	22082
42-317-33247	ADOBE RESOURCES CORPORATION	Oil	30387
42-317-33248
42-317-33249	Hunt Oil Company	Oil	50221
42-317-33250	Hunt Oil Company	Oil	29780
42-317-33251	BRECK OPERATING CORP.	Oil	30364
42-317-33252	Hunt Oil Company	Oil	29593
42-317-33253	Hunt Oil Company	Oil	29593
42-317-33254	Hunt Oil Company	Oil	29736
42-317-33255	Hunt Oil Company	Oil	29736
42-317-33256	BROWN, TOM INC.
42-317-33257	PIONEER NATURAL RES. USA, INC.	Oil	21567
42-317-33258	PIONEER NATURAL RES. USA, INC.	Oil	21322
42-317-33259	PIONEER NATURAL RES. USA, INC.	Oil	21859
42-317-33260	CONCHO RESOURCES INC.	Oil	29923
42-317-33261	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30560
42-317-33262	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30560
42-317-33263	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30560
42-317-33264	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30560
42-317-33265	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30560
42-317-33266	BROWN, TOM INC.
42-317-33267	BEACH EXPLORATION, INC.	Oil	32071
42-317-33268	PETRUS OIL COMPANY, L.P.	Oil
42-317-33269	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30560
42-317-33270	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21925
42-317-33271	PATRIOT RESOURCES, INC.	Oil	40587
42-317-33272	PATTERSON PETROLEUM, INC.
42-317-33273	PIONEER NATURAL RES. USA, INC.	Oil	27596
42-317-33274	PIONEER NATURAL RES. USA, INC.	Oil	21428
42-317-33275	PIONEER NATURAL RES. USA, INC.	Oil	21075
42-317-33276	PIONEER NATURAL RES. USA, INC.	Oil	21906
42-317-33277	PRIME OPERATING COMPANY	Oil	30634
42-317-33278	PRIME OPERATING COMPANY	Oil	30634
42-317-33279	PRIME OPERATING COMPANY	Oil	30634
42-317-33280	PRIME OPERATING COMPANY	Oil	30634
42-317-33281	PRIME OPERATING COMPANY	Oil	30582
42-317-33282	PRIME OPERATING COMPANY	Oil	30582
42-317-33283	PIONEER NATURAL RES. USA, INC.	Oil	30395
42-317-33284	PRIME OPERATING COMPANY	Oil	30582
42-317-33285	PRIME OPERATING COMPANY	Oil	30582
42-317-33286	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21928
42-317-33287	PIONEER NATURAL RES. USA, INC.	Oil	30394
42-317-33288	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21587
42-317-33289	BROWN, TOM INC.
42-317-33290	PARKER & PARSLEY PETROLEUM CO.
42-317-33291	BLACK SWAN OPERATING, LLC	Oil	30421
42-317-33292	Hunt Oil Company	Oil	29654
42-317-33293	Hunt Oil Company	Oil	29885
42-317-33294	DISCOVERY OPERATING, INC.	Oil	30561
42-317-33295	BLAIR EXPLORATION, INC.	Oil
42-317-33296	BIRCH OPERATIONS, INC.	Oil	30585
42-317-33297	PARKER & PARSLEY DEVELOPMENT L.P	Oil	30514
42-317-33298	BLACK SWAN OPERATING, LLC	Oil	30421
42-317-33299	BLACK SWAN OPERATING, LLC	Oil	30421
42-317-33300	KEMPER OPERATING COMPANY, INC.	Oil	30611
42-317-33301	PRIME OPERATING COMPANY	Oil	30617
42-317-33302	PIONEER NATURAL RES. USA, INC.	Oil	30420
42-317-33303	PIONEER NATURAL RES. USA, INC.	Oil	30420
42-317-33304	PARSLEY ENERGY OPERATIONS, LLC	Oil	30704
42-317-33305	Henry Petroleum Corp.	Oil	30562
42-317-33306	Henry Petroleum Corp.	Oil	30618
42-317-33307	PETROLEGACY ENERGY II, LLC	Oil	27882
42-317-33308	R K PETROLEUM CORP.	Oil	40285
42-317-33309	PETROLEGACY ENERGY II, LLC	Oil	21844
42-317-33310	WILBANKS, BRUCE & G.L.	Oil	31572
42-317-33311	SAXON OIL COMPANY
42-317-33312	SAXON OIL COMPANY
42-317-33313	Hunt Oil Company	Oil	29780
42-317-33314	GUIDON ENERGY MGMT SERVICES LLC	Oil	30993
42-317-33315	SAXON OIL COMPANY
42-317-33316	R K PETROLEUM CORP.	Oil	31309
42-317-33317	PIONEER NATURAL RES. USA, INC.	Oil	27891
42-317-33318	PIONEER NATURAL RES. USA, INC.	Oil	27596
42-317-33319	PIONEER NATURAL RES. USA, INC.	Oil	30545
42-317-33320	Legacy Reserves Operating LP	Oil	30469
42-317-33321	HERITAGE RESOURCES, INC.	Oil	38014
42-317-33322	PRIME OPERATING COMPANY	Oil	30511
42-317-33323	MERIT ENERGY COMPANY	Oil	28794
42-317-33324	PRIME OPERATING COMPANY	Oil	30642
42-317-33325	GUIDON ENERGY MGMT SERVICES LLC	Oil	30557
42-317-33326	KEYSTONE ENERGY OIL & GAS, INC.
42-317-33327	MERIT ENERGY COMPANY	Oil	28794
42-317-33328	KEYSTONE ENERGY OIL & GAS, INC.
42-317-33329	BLACK SWAN OPERATING, LLC	Oil	30637
42-317-33330	PRIME OPERATING COMPANY	Oil	30584
42-317-33331	PRIME OPERATING COMPANY	Oil	30584
42-317-33332	KEYSTONE ENERGY OIL & GAS, INC.	Oil	30690
42-317-33333	KEYSTONE ENERGY OIL & GAS, INC.
42-317-33334	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30703
42-317-33335	SAHARA OPERATING COMPANY	Oil	46203
42-317-33336	SAHARA OPERATING COMPANY	Oil	30813
42-317-33337	SAHARA OPERATING COMPANY	Oil	46203
42-317-33338	QEP ENERGY COMPANY	Oil	22082
42-317-33339	PIONEER NATURAL RES. USA, INC.	Oil	30648
42-317-33340	PARKER & PARSLEY PETROLEUM CO.	Oil
42-317-33341	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30703
42-317-33342
42-317-33343	BROWN, TOM INC.
42-317-33344	SAHARA OPERATING COMPANY	Oil	30813
42-317-33345
42-317-33346	PIONEER NATURAL RES. USA, INC.	Oil	30636
42-317-33347	PIONEER NATURAL RES. USA, INC.	Oil	31165
42-317-33348	PIONEER NATURAL RES. USA, INC.	Oil	31165
42-317-33349
42-317-33350	PRIME OPERATING COMPANY	Oil	30617
42-317-33351	R K PETROLEUM CORP.	Oil	30803
42-317-33352	PRIME OPERATING COMPANY	Oil	30824
42-317-33353
42-317-33354
42-317-33355	PARKER & PARSLEY PETROLEUM CO.	Oil	31304
42-317-33356
42-317-33357
42-317-33358
42-317-33359
42-317-33360	BEACH EXPLORATION, INC.	Oil	66544
42-317-33361	LYNX OPERATING CO., INC.	Oil	30846
42-317-33362	LEWIS, JAMES B. LAND & OIL CO.
42-317-33363	LEWIS, JAMES B. LAND & OIL CO.
42-317-33364	LEWIS, JAMES B. LAND & OIL CO.
42-317-33365	LEWIS, JAMES B. LAND & OIL CO.
42-317-33366	LEWIS, JAMES B. LAND & OIL CO.
42-317-33367
42-317-33368	SMITH PIPE OF ABILENE	Oil	30907
42-317-33369	LEWIS, JAMES B. LAND & OIL CO.
42-317-33370	ENDEAVOR ENERGY RESOURCES L.P.	Oil	31358
42-317-33371	ENDEAVOR ENERGY RESOURCES L.P.	Oil	30904
42-317-33372	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36935
42-317-33373	BIRCH OPERATIONS, INC.	Oil	16698
42-317-33374	ENDEAVOR ENERGY RESOURCES L.P.	Oil	45375
42-317-33375	Parker & Parsley Development Co.	Oil	30919
42-317-33376	PIONEER NATURAL RES. USA, INC.	Oil	31125
42-317-33377	PIONEER NATURAL RES. USA, INC.	Oil	30965
42-317-33378	PIONEER NATURAL RES. USA, INC.	Oil	31069
42-317-33379	PIONEER NATURAL RES. USA, INC.	Oil	31096
42-317-33380	PIONEER NATURAL RES. USA, INC.	Oil	30970
42-317-33381	PIONEER NATURAL RES. USA, INC.	Oil	30972
42-317-33382	PIONEER NATURAL RES. USA, INC.	Oil	30968
42-317-33383	CLEAR WATER INC.	Oil	37752
42-317-33384	PIONEER NATURAL RES. USA, INC.	Oil	31076
42-317-33385	PIONEER NATURAL RES. USA, INC.	Oil	31074
42-317-33386	PIONEER NATURAL RES. USA, INC.	Oil	31041
42-317-33387	PIONEER NATURAL RES. USA, INC.	Oil	31062
42-317-33388	PIONEER NATURAL RES. USA, INC.	Oil	31060
42-317-33389	CHEVRON MIDCONTINENT, L.P.	Oil	31167
42-317-33390	QUAY VALLEY, INC.	Oil	30977
42-317-33391	PIONEER NATURAL RES. USA, INC.	Oil	31005
42-317-33392	ENDEAVOR ENERGY RESOURCES L.P.	Oil	31118
42-317-33393	ENDEAVOR ENERGY RESOURCES L.P.	Oil	31118
42-317-33394	ENDEAVOR ENERGY RESOURCES L.P.	Oil	31118
42-317-33395	PIONEER NATURAL RES. USA, INC.	Oil	31009
42-317-33396	ENDEAVOR ENERGY RESOURCES L.P.	Oil	31118
42-317-33397	Legacy Reserves Operating LP	Oil	31028
42-317-33398	PIONEER NATURAL RES. USA, INC.	Oil	31024
42-317-33399	PIONEER NATURAL RES. USA, INC.	Oil	31023
42-317-33400	R K PETROLEUM CORP.	Oil	40285
42-317-33401	LYNX OPERATING CO., INC.	Oil	30846
42-317-33402	PIONEER NATURAL RES. USA, INC.	Oil	31283
42-317-33403	BROWN, TOM INC.	Oil	31446
42-317-33404	DISCOVERY OPERATING, INC.	Oil
42-317-33405
42-317-33406	HERITAGE RESOURCES, INC.
42-317-33407	PIONEER NATURAL RES. USA, INC.	Oil	31102
42-317-33408
42-317-33409	PIONEER NATURAL RES. USA, INC.	Oil	31111
42-317-33410	PIONEER NATURAL RES. USA, INC.	Oil	31207
42-317-33411
42-317-33412	PIONEER NATURAL RES. USA, INC.	Oil	31189
42-317-33413	PIONEER NATURAL RES. USA, INC.	Oil	31221
42-317-33414
42-317-33415	PIONEER NATURAL RES. USA, INC.	Oil	31226
42-317-33416	PIONEER NATURAL RES. USA, INC.	Oil	31189
42-317-33417	PIONEER NATURAL RES. USA, INC.	Oil	31176
42-317-33418	GIEBEL PETROLEUM LTD.	Oil
42-317-33419	PIONEER NATURAL RES. USA, INC.	Oil	31262
42-317-33420	PIONEER NATURAL RES. USA, INC.	Oil	31079
42-317-33421	PARKER & PARSLEY DEVELOPMENT L.P	Oil	31134
42-317-33422	PIONEER NATURAL RES. USA, INC.	Oil	31484
42-317-33423	PIONEER NATURAL RES. USA, INC.	Oil	31127
42-317-33424	PIONEER NATURAL RES. USA, INC.	Oil	31199
42-317-33425	QEP ENERGY COMPANY	Oil	31156
42-317-33426	PIONEER NATURAL RES. USA, INC.	Oil	31188
42-317-33427	PENNANT DEV. AND PROD., LLC	Oil	31195
42-317-33428	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36274
42-317-33429	PIONEER NATURAL RES. USA, INC.	Oil	31220
42-317-33430	HANNATHON PETROLEUM, LLC	Oil	31259
42-317-33431	PIONEER NATURAL RES. USA, INC.	Oil	31264
42-317-33432	TEXAKOMA OIL & GAS CORPORATION	Oil	31431
42-317-33433
42-317-33434	PIONEER NATURAL RES. USA, INC.	Oil	43208
42-317-33435	PETROLEGACY ENERGY II, LLC	Oil	20227
42-317-33436	PETROLEGACY ENERGY II, LLC	Oil	20277
42-317-33437	PIONEER NATURAL RES. USA, INC.	Oil	20955
42-317-33438	PETROLEGACY ENERGY II, LLC	Oil	20911
42-317-33439	PIONEER NATURAL RES. USA, INC.	Oil	20919
42-317-33440	PIONEER NATURAL RES. USA, INC.	Oil	31437
42-317-33441	MIDLAND OIL AND GAS, INC.	Oil	31434
42-317-33442	CARLOW CORP.	Oil	22845
42-317-33443	LYNX OPERATING CO., INC.	Oil	30846
42-317-33444	FASKEN OIL AND RANCH, LTD.	Oil	31381
42-317-33445	PIONEER NATURAL RES. USA, INC.	Oil	31476
42-317-33446	PIONEER NATURAL RES. USA, INC.	Oil	31508
42-317-33447
42-317-33448	PIONEER NATURAL RES. USA, INC.	Oil	31493
42-317-33449	PIONEER NATURAL RES. USA, INC.	Oil	31483
42-317-33450	PIONEER NATURAL RES. USA, INC.	Oil	31470
42-317-33451	PARKER & PARSLEY PETROLEUM CO.	Oil	31463
42-317-33452	DISCOVERY OPERATING, INC.	Oil	31469
42-317-33453	PIONEER NATURAL RES. USA, INC.	Oil	31476
42-317-33454	ROFF OPERATING COMPANY, LLC	Oil	22702
42-317-33455	ROFF OPERATING COMPANY, LLC	Oil	23541
42-317-33456	PIONEER NATURAL RES. USA, INC.	Oil	31522
42-317-33457	HERITAGE RESOURCES, INC.	Oil	32615
42-317-33458	PETROLEGACY ENERGY II, LLC	Oil	31598
42-317-33459	PIONEER NATURAL RES. USA, INC.	Oil	31555
42-317-33460	PRIME OPERATING COMPANY	Oil	31885
42-317-33461	PIONEER NATURAL RES. USA, INC.	Oil	31506
42-317-33462	PIONEER NATURAL RES. USA, INC.	Oil	31623
42-317-33463	PIONEER NATURAL RES. USA, INC.	Oil	31563
42-317-33464	BLACK SWAN OPERATING, LLC	Oil	31553
42-317-33465	PIONEER NATURAL RES. USA, INC.	Oil	31623
42-317-33466	PIONEER NATURAL RES. USA, INC.	Oil	31517
42-317-33467	ROFF OPERATING COMPANY, LLC	Oil	22691
42-317-33468	DIAMONDBACK E&P LLC	Oil	31488
42-317-33469	PIONEER NATURAL RES. USA, INC.	Oil	31542
42-317-33470	PIONEER NATURAL RES. USA, INC.	Oil	31507
42-317-33471	PIONEER NATURAL RES. USA, INC.	Oil	31543
42-317-33472	PIONEER NATURAL RES. USA, INC.	Oil	31638
42-317-33473	ROFF OPERATING COMPANY, LLC	Oil	22767
42-317-33474	ROFF OPERATING COMPANY, LLC	Oil	22751
42-317-33475	ROFF OPERATING COMPANY, LLC	Oil	22702
42-317-33476	CHEVRON U. S. A. INC.	Oil	04010
42-317-33477	CHEVRON U. S. A. INC.	Oil	04010
42-317-33478	PARKER & PARSLEY PETROLEUM CO.
42-317-33479	PIONEER NATURAL RES. USA, INC.	Oil	31541
42-317-33480	ROFF OPERATING COMPANY, LLC	Oil	22824
42-317-33481	TEXACO PRODUCING INC.
42-317-33482	FASKEN OIL AND RANCH, LTD.	Oil	31381
42-317-33484	PIONEER NATURAL RES. USA, INC.	Oil	31581
42-317-33485	TEXACO PRODUCING INC.	Oil	04010
42-317-33486	ROFF OPERATING COMPANY, LLC	Oil	23567
42-317-33487	CHEVRON U. S. A. INC.	Oil	04010
42-317-33488	TEXACO E & P INC.	Oil	04010
42-317-33489	CHEVRON U. S. A. INC.	Oil	04010
42-317-33490	TEXACO E & P INC.	Oil	04010
42-317-33491	TEXACO E & P INC.	Oil	04010
42-317-33492	ADOBE RESOURCES CORPORATION	Oil	24269
42-317-33493	PIONEER NATURAL RES. USA, INC.	Oil	31633
42-317-33494	PARKER & PARSLEY DEVELOPMENT L.P	Oil	31649
42-317-33495	PIONEER NATURAL RES. USA, INC.	Oil	31997
42-317-33496	PIONEER NATURAL RES. USA, INC.	Oil	31783
42-317-33497	BLACK SWAN OPERATING, LLC	Oil	31719
42-317-33498	Parker & Parsley Development Co.	Oil	31747
42-317-33499	PARKER & PARSLEY PETROLEUM CO.	Oil	31722
42-317-33500	COG OPERATING LLC	Oil	23188
42-317-33501	PIONEER NATURAL RES. USA, INC.	Oil	31792
42-317-33502	PIONEER NATURAL RES. USA, INC.	Oil	31723
42-317-33503	REMUDA OPERATING COMPANY	Oil	31777
42-317-33504	DIAMONDBACK E&P LLC	Oil	31782
42-317-33505	PIONEER NATURAL RES. USA, INC.	Oil	31793
42-317-33506	PIONEER NATURAL RES. USA, INC.	Oil	31776
42-317-33507	ROFF OPERATING COMPANY, LLC	Oil	22824
42-317-33508	PARKER & PARSLEY PETROLEUM CO.	Oil	31823
42-317-33509	FASKEN, BARBARA	Oil	31981
42-317-33510	ROFF OPERATING COMPANY, LLC	Oil	22858
42-317-33511	PIONEER NATURAL RES. USA, INC.	Oil	31734
42-317-33512	PIONEER NATURAL RES. USA, INC.	Oil	31778
42-317-33513	CHEVRON U. S. A. INC.	Oil	04010
42-317-33514	CHEVRON U. S. A. INC.	Oil	04010
42-317-33515	PIONEER NATURAL RES. USA, INC.	Oil	31779
42-317-33516	CHEVRON U. S. A. INC.	Oil	04010
42-317-33517	CHEVRON U. S. A. INC.	Oil	04010
42-317-33518	HERITAGE RESOURCES, INC.
42-317-33519	FASKEN OIL AND RANCH, LTD.	Oil	31758
42-317-33520	BLACK SWAN OPERATING, LLC	Oil	31803
42-317-33521	Cobra Oil & Gas Corporation	Oil	38864
42-317-33523	R K PETROLEUM CORP.	Oil	32224
42-317-33524	REMUDA OPERATING COMPANY	Oil	31913
42-317-33525	DIAMONDBACK E&P LLC	Oil	31845
42-317-33526	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-33527	ENERGEN RESOURCES CORPORATION	Oil	31931
42-317-33528	DIAMONDBACK E&P LLC	Oil	31863
42-317-33529	DIAMONDBACK E&P LLC	Oil	31863
42-317-33530	ANADARKO PETROLEUM CORPORATION
42-317-33531	BEACH EXPLORATION, INC.	Oil	43114
42-317-33532	PIONEER NATURAL RES. USA, INC.	Oil	31937
42-317-33533	PIONEER NATURAL RES. USA, INC.	Oil	31994
42-317-33534	PIONEER NATURAL RES. USA, INC.	Oil	32086
42-317-33535	PIONEER NATURAL RES. USA, INC.	Oil	32086
42-317-33536	PIONEER NATURAL RES. USA, INC.	Oil	31950
42-317-33537	PIONEER NATURAL RES. USA, INC.	Oil	32087
42-317-33538	PIONEER NATURAL RES. USA, INC.	Oil	32087
42-317-33539	PETROLEGACY ENERGY II, LLC	Oil	20464
42-317-33540	PIONEER NATURAL RES. USA, INC.	Oil	32088
42-317-33541	PIONEER NATURAL RES. USA, INC.	Oil	31993
42-317-33542	PIONEER NATURAL RES. USA, INC.	Oil	31986
42-317-33543	JM COX RESOURCES, L.P.	Oil	21343
42-317-33544	PIONEER NATURAL RES. USA, INC.	Oil	32325
42-317-33545	PIONEER NATURAL RES. USA, INC.	Oil	31979
42-317-33546	PIONEER NATURAL RES. USA, INC.	Oil	31985
42-317-33547	PIONEER NATURAL RES. USA, INC.	Oil	31999
42-317-33548	PIONEER NATURAL RES. USA, INC.	Oil	32004
42-317-33549	PARKER & PARSLEY PETROLEUM CO.
42-317-33550	PIONEER NATURAL RES. USA, INC.	Oil	32169
42-317-33551	PIONEER NATURAL RES. USA, INC.	Oil	32072
42-317-33552	SOUTHWEST ROYALTIES, INC.	Oil	31991
42-317-33553	SABINE CORPORATION	Oil	20911
42-317-33554	DIAMONDBACK E&P LLC	Oil	32073
42-317-33555	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32090
42-317-33556
42-317-33557	PIONEER NATURAL RES. USA, INC.	Oil	32089
42-317-33558	PIONEER NATURAL RES. USA, INC.	Oil	32173
42-317-33559	PIONEER NATURAL RES. USA, INC.	Oil	32234
42-317-33560	PIONEER NATURAL RES. USA, INC.	Oil	32143
42-317-33561	PARKER & PARSLEY PETROLEUM CO.
42-317-33562	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32116
42-317-33563	PIONEER NATURAL RES. USA, INC.	Oil	32082
42-317-33564	PIONEER NATURAL RES. USA, INC.	Oil	32091
42-317-33565	BLACK SWAN OPERATING, LLC	Oil	32172
42-317-33566	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-33567
42-317-33568	DIAMONDBACK E&P LLC	Oil	32070
42-317-33569	LYNX OPERATING CO., INC.	Oil	39796
42-317-33570	ROSEWOOD RESOURCES, INC.	Oil
42-317-33571	SAHARA OPERATING COMPANY	Oil	16135
42-317-33572	PIONEER NATURAL RES. USA, INC.	Oil	32170
42-317-33573	R K PETROLEUM CORP.
42-317-33574	PIONEER NATURAL RES. USA, INC.	Oil	32148
42-317-33575	ATAPCO	Oil	16642
42-317-33576	QEP ENERGY COMPANY	Oil	23958
42-317-33577	PIONEER NATURAL RES. USA, INC.	Oil	32205
42-317-33578	Parker & Parsley Development Co.	Oil	32204
42-317-33579	PIONEER NATURAL RES. USA, INC.	Oil	32195
42-317-33580	PIONEER NATURAL RES. USA, INC.	Oil	32200
42-317-33581	BROWN, TOM INC.	Oil	22132
42-317-33582	PIONEER NATURAL RES. USA, INC.	Oil	32233
42-317-33583	PIONEER NATURAL RES. USA, INC.	Oil	32226
42-317-33584	PIONEER NATURAL RES. USA, INC.	Oil	32201
42-317-33585	PIONEER NATURAL RES. USA, INC.	Oil	32244
42-317-33586	BLAIR, JACK N.	Oil	32212
42-317-33587	CHEVRON U. S. A. INC.	Oil	04010
42-317-33588	CHEVRON U. S. A. INC.	Oil	04010
42-317-33589	JM COX RESOURCES, L.P.	Oil	21969
42-317-33590	CHEVRON U. S. A. INC.	Oil	04010
42-317-33591	CHEVRON U. S. A. INC.	Oil	04010
42-317-33592	CAZADOR OPERATING, LLC	Oil	32071
42-317-33593	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32266
42-317-33594	TEXACO PRODUCING INC.
42-317-33595	CHEVRON U. S. A. INC.	Oil	04010
42-317-33596	CHEVRON U. S. A. INC.	Oil	04010
42-317-33597	WINCHESTER OPERATING, INC.
42-317-33598	Legacy Reserves Operating LP	Oil	32282
42-317-33599	Bta Oil Producers
42-317-33600	SOUTHWEST ROYALTIES, INC.	Oil	31991
42-317-33601	QEP ENERGY COMPANY	Oil	32292
42-317-33602	BLAIR, JACK N.	Oil	33912
42-317-33603	RAMTEX ENERGY LLC	Oil	31440
42-317-33604	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39997
42-317-33605	CHEVRON U. S. A. INC.	Oil	04010
42-317-33606	CHEVRON U. S. A. INC.	Oil	04010
42-317-33607	CHEVRON U. S. A. INC.	Oil	04010
42-317-33608	JM COX RESOURCES, L.P.	Oil	32397
42-317-33609	R K PETROLEUM CORP.	Oil	32389
42-317-33610	ARCO OIL & GAS CO.
42-317-33611	CHEVRON U. S. A. INC.	Oil	04010
42-317-33612	CHEVRON U. S. A. INC.	Oil	04010
42-317-33613	CHEVRON U. S. A. INC.	Oil	04010
42-317-33614	CHEVRON U. S. A. INC.	Oil	04010
42-317-33615	CHEVRON U. S. A. INC.	Oil	04010
42-317-33616	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40170
42-317-33617	QEP ENERGY COMPANY	Oil	32292
42-317-33618	AMERIND OIL CO.
42-317-33619	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32406
42-317-33620	PIONEER NATURAL RES. USA, INC.	Oil	32226
42-317-33621	PIONEER NATURAL RES. USA, INC.	Oil	32244
42-317-33622	HENRY PETROLEUM LP	Oil	32843
42-317-33623	SAHARA OPERATING COMPANY	Oil	16135
42-317-33624	CHEVRON U. S. A. INC.	Oil	04010
42-317-33625	CHEVRON U. S. A. INC.	Oil	04010
42-317-33626	CHEVRON U. S. A. INC.	Oil	04010
42-317-33627	PIONEER NATURAL RES. USA, INC.	Oil	32532
42-317-33628	PIONEER NATURAL RES. USA, INC.	Oil	32480
42-317-33629	PIONEER NATURAL RES. USA, INC.	Oil	32481
42-317-33630	PIONEER NATURAL RES. USA, INC.	Oil	32480
42-317-33631	PIONEER NATURAL RES. USA, INC.	Oil	32452
42-317-33632	PIONEER NATURAL RES. USA, INC.	Oil	32480
42-317-33633	PIONEER NATURAL RES. USA, INC.	Oil	32548
42-317-33634	PIONEER NATURAL RES. USA, INC.	Oil	32473
42-317-33635	PIONEER NATURAL RES. USA, INC.	Oil	32530
42-317-33636	PIONEER NATURAL RES. USA, INC.	Oil	32459
42-317-33637	PIONEER NATURAL RES. USA, INC.	Oil	32453
42-317-33638	Hunt Oil Company	Oil	23139
42-317-33639	PIONEER NATURAL RES. USA, INC.	Oil	32935
42-317-33640	PARKER & PARSLEY, LTD.	Oil	32466
42-317-33641	Hunt Oil Company	Oil	22763
42-317-33642	Hunt Oil Company	Oil	22708
42-317-33643	Hunt Oil Company	Oil	22708
42-317-33644	Hunt Oil Company	Oil	47920
42-317-33645	PIONEER NATURAL RES. USA, INC.	Oil	32493
42-317-33646	PIONEER NATURAL RES. USA, INC.	Oil	32475
42-317-33647	PARKER & PARSLEY, LTD.
42-317-33648	BLAIR, JACK N.
42-317-33649	PIONEER NATURAL RES. USA, INC.	Oil	32462
42-317-33650	PIONEER NATURAL RES. USA, INC.	Oil	32462
42-317-33651	PARKER & PARSLEY DEVELOPMENT L.P	Oil	32496
42-317-33652	PIONEER NATURAL RES. USA, INC.	Oil	32509
42-317-33653	PIONEER NATURAL RES. USA, INC.	Oil	32460
42-317-33654	PIONEER NATURAL RES. USA, INC.	Oil	32494
42-317-33655	PIONEER NATURAL RES. USA, INC.	Oil	32520
42-317-33656	PIONEER NATURAL RES. USA, INC.	Oil	32519
42-317-33657	PIONEER NATURAL RES. USA, INC.	Oil	32553
42-317-33658	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22950
42-317-33659	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23313
42-317-33660	MARALO, INC.
42-317-33661	CHEVRON U. S. A. INC.	Oil	04010
42-317-33662	PIONEER NATURAL RES. USA, INC.	Oil	32497
42-317-33663	Kerr-McGee Corporation
42-317-33664	PIONEER NATURAL RES. USA, INC.	Oil	32528
42-317-33665	PIONEER NATURAL RES. USA, INC.	Oil	32600
42-317-33666	Mitchell Energy Corporation
42-317-33667	PIONEER NATURAL RES. USA, INC.	Oil	32575
42-317-33668	PIONEER NATURAL RES. USA, INC.	Oil	32567
42-317-33669	PIONEER NATURAL RES. USA, INC.	Oil	32574
42-317-33670	PIONEER NATURAL RES. USA, INC.	Oil	32531
42-317-33671	PIONEER NATURAL RES. USA, INC.	Oil	32548
42-317-33672	PIONEER NATURAL RES. USA, INC.	Oil	32546
42-317-33673	PIONEER NATURAL RES. USA, INC.	Oil	32642
42-317-33674	PIONEER NATURAL RES. USA, INC.	Oil	32599
42-317-33675	PIONEER NATURAL RES. USA, INC.	Oil	32597
42-317-33676	PIONEER NATURAL RES. USA, INC.	Oil	32625
42-317-33677	PIONEER NATURAL RES. USA, INC.	Oil	32645
42-317-33678	AVRA OIL COMPANY	Oil	32535
42-317-33679	QEP ENERGY COMPANY	Oil	32565
42-317-33680	CHEVRON U. S. A. INC.	Oil	04010
42-317-33681	PIONEER NATURAL RES. USA, INC.	Oil	32654
42-317-33682	PIONEER NATURAL RES. USA, INC.	Oil	32647
42-317-33683	PIONEER NATURAL RES. USA, INC.	Oil	32633
42-317-33684	PARKER & PARSLEY, LTD.	Oil	32633
42-317-33685	PIONEER NATURAL RES. USA, INC.	Oil	32646
42-317-33686	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32733
42-317-33687	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32733
42-317-33688	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32406
42-317-33689	OXY USA INC.	Oil	32741
42-317-33690	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32742
42-317-33691	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32720
42-317-33692	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32304
42-317-33693	Henry Petroleum Corp.	Oil	32919
42-317-33694	CAZADOR OPERATING, LLC	Oil	32071
42-317-33695	Hunt Oil Company	Oil	23139
42-317-33696	Hunt Oil Company	Oil	23139
42-317-33697	CHEVRON U. S. A. INC.	Oil	13113
42-317-33698	CHEVRON U. S. A. INC.	Oil	13113
42-317-33699	AVRA OIL COMPANY	Oil	32637
42-317-33700	QEP ENERGY COMPANY	Oil	22108
42-317-33701	Amerada Hess Corporation	Oil	33082
42-317-33702	PIONEER NATURAL RES. USA, INC.	Oil	32655
42-317-33703	PIONEER NATURAL RES. USA, INC.	Oil	32803
42-317-33704	PIONEER NATURAL RES. USA, INC.	Oil	32803
42-317-33705	PIONEER NATURAL RES. USA, INC.	Oil	32665
42-317-33706	AVRA OIL COMPANY	Oil	32535
42-317-33707
42-317-33708	PIONEER NATURAL RES. USA, INC.	Oil	32659
42-317-33709	PIONEER NATURAL RES. USA, INC.	Oil	32659
42-317-33710	PIONEER NATURAL RES. USA, INC.	Oil	32868
42-317-33711	PIONEER NATURAL RES. USA, INC.	Oil	32854
42-317-33712	PIONEER NATURAL RES. USA, INC.	Oil	32839
42-317-33713	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-33714	OMAR OPERATING COMPANY
42-317-33715	PIONEER NATURAL RES. USA, INC.	Oil	32815
42-317-33716	AUSTRAL OIL COMPANY INCORPORATED	Oil	32825
42-317-33717	Cox, John L.	Oil	32774
42-317-33718	Cox, John L.	Oil	32774
42-317-33719	QEP ENERGY COMPANY	Oil	32664
42-317-33720	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-33721	ROFF OPERATING COMPANY, LLC	Oil	16713
42-317-33722	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-33723	SMITH BROS. CASING PULLERS, INC.	Oil	32835
42-317-33724	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	33055
42-317-33725	Sm Energy Company	Oil	32841
42-317-33726	CHEVRON U. S. A. INC.	Oil	13113
42-317-33727	CHEVRON U. S. A. INC.	Oil	13113
42-317-33728	Amerada Hess Corporation
42-317-33729	O'NEILL PROPERTIES, LTD.	Oil	33367
42-317-33730	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32406
42-317-33731	HI - MOUNTAIN ENERGY CORPORATION	Oil	32876
42-317-33732	QEP ENERGY COMPANY	Oil	32863
42-317-33733	PARKER & PARSLEY, LTD.
42-317-33734	PIONEER NATURAL RES. USA, INC.	Oil	32933
42-317-33735	PIONEER NATURAL RES. USA, INC.	Oil	32851
42-317-33736	PIONEER NATURAL RES. USA, INC.	Oil	32851
42-317-33737	PIONEER NATURAL RES. USA, INC.	Oil	32857
42-317-33738	PIONEER NATURAL RES. USA, INC.	Oil	32899
42-317-33739	PIONEER NATURAL RES. USA, INC.	Oil	32883
42-317-33740	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-33741	Cox, John L.	Oil	32900
42-317-33742	PIONEER NATURAL RES. USA, INC.	Oil	32911
42-317-33743	PIONEER NATURAL RES. USA, INC.	Oil	32864
42-317-33744	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32733
42-317-33745	PIONEER NATURAL RES. USA, INC.	Oil	33032
42-317-33746	PIONEER NATURAL RES. USA, INC.	Oil	32963
42-317-33747	PIONEER NATURAL RES. USA, INC.	Oil	32882
42-317-33748	PIONEER NATURAL RES. USA, INC.	Oil	32993
42-317-33749	PIONEER NATURAL RES. USA, INC.	Oil	32922
42-317-33750	PIONEER NATURAL RES. USA, INC.	Oil	32925
42-317-33751	PIONEER NATURAL RES. USA, INC.	Oil	32902
42-317-33752	PIONEER NATURAL RES. USA, INC.	Oil	33048
42-317-33753	PIONEER NATURAL RES. USA, INC.	Oil	32921
42-317-33754	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-33755	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-33756	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-33757	PIONEER NATURAL RES. USA, INC.	Oil	22221
42-317-33758	R K PETROLEUM CORP.	Oil	39083
42-317-33759	PIONEER NATURAL RES. USA, INC.	Oil	32911
42-317-33760	Bta Oil Producers	Oil	33002
42-317-33761	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-33762	PIONEER NATURAL RES. USA, INC.	Oil	32945
42-317-33763	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-33764	PIONEER NATURAL RES. USA, INC.	Oil	32936
42-317-33765	PIONEER NATURAL RES. USA, INC.	Oil	32975
42-317-33766	PIONEER NATURAL RES. USA, INC.	Oil	22687
42-317-33767	ADOBE RESOURCES CORPORATION
42-317-33768	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-33769	PIONEER NATURAL RES. USA, INC.	Oil	32934
42-317-33770	PIONEER NATURAL RES. USA, INC.	Oil	32988
42-317-33771	EXXON CORP.
42-317-33772	PIONEER NATURAL RES. USA, INC.	Oil	32964
42-317-33773	PIONEER NATURAL RES. USA, INC.	Oil	32964
42-317-33774	PIONEER NATURAL RES. USA, INC.	Oil	32959
42-317-33775	PIONEER NATURAL RES. USA, INC.	Oil	33073
42-317-33776	PIONEER NATURAL RES. USA, INC.	Oil	32958
42-317-33777	PIONEER NATURAL RES. USA, INC.	Oil	32960
42-317-33778	PIONEER NATURAL RES. USA, INC.	Oil	22178
42-317-33779	MERIT ENERGY COMPANY	Oil	32930
42-317-33780	PIONEER NATURAL RES. USA, INC.	Oil	33042
42-317-33781	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-33782	PIONEER NATURAL RES. USA, INC.	Oil	33121
42-317-33783	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-33784	PIONEER NATURAL RES. USA, INC.	Oil	22707
42-317-33785	PIONEER NATURAL RES. USA, INC.	Oil	21704
42-317-33786	MERIT ENERGY COMPANY	Oil	22232
42-317-33787	PIONEER NATURAL RES. USA, INC.	Oil	33033
42-317-33788	PIONEER NATURAL RES. USA, INC.	Oil	33075
42-317-33789	PIONEER NATURAL RES. USA, INC.	Oil	33056
42-317-33790	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40567
42-317-33791	ROFF OPERATING COMPANY, LLC	Oil	33088
42-317-33792	PIONEER NATURAL RES. USA, INC.	Oil	33006
42-317-33793	HANLEY PETROLEUM INC.
42-317-33794	Hunt Oil Company	Oil	22708
42-317-33795	Hunt Oil Company	Oil	22708
42-317-33796	Hunt Oil Company	Oil	22763
42-317-33797	PIONEER NATURAL RES. USA, INC.	Oil	33014
42-317-33798	PIONEER NATURAL RES. USA, INC.	Oil	21987
42-317-33799	ROFF OPERATING COMPANY, LLC	Oil	33059
42-317-33800	PIONEER NATURAL RES. USA, INC.	Oil	33050
42-317-33801	QEP ENERGY COMPANY	Oil	33193
42-317-33802	PIONEER NATURAL RES. USA, INC.	Oil	33129
42-317-33803	PIONEER NATURAL RES. USA, INC.	Oil	33141
42-317-33804	PIONEER NATURAL RES. USA, INC.	Oil	33031
42-317-33805	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33806	PIONEER NATURAL RES. USA, INC.	Oil	33078
42-317-33807	PIONEER NATURAL RES. USA, INC.	Oil	33139
42-317-33808	PIONEER NATURAL RES. USA, INC.	Oil	33049
42-317-33809	Cox, John L.	Oil	33044
42-317-33810	PIONEER NATURAL RES. USA, INC.	Oil	33119
42-317-33811	PARKER & PARSLEY DEVELOPMENT L.P	Oil	33107
42-317-33812	PIONEER NATURAL RES. USA, INC.	Oil	33103
42-317-33813	PIONEER NATURAL RES. USA, INC.	Oil	33138
42-317-33814	PIONEER NATURAL RES. USA, INC.	Oil	33080
42-317-33815	PIONEER NATURAL RES. USA, INC.	Oil	33160
42-317-33816	PIONEER NATURAL RES. USA, INC.	Oil	33140
42-317-33817
42-317-33818	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-33819	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-33820	PIONEER NATURAL RES. USA, INC.	Oil	33097
42-317-33821	PIONEER NATURAL RES. USA, INC.	Oil	33061
42-317-33822	PIONEER NATURAL RES. USA, INC.	Oil	33148
42-317-33823	PIONEER NATURAL RES. USA, INC.	Oil	32960
42-317-33824	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32406
42-317-33825	PIONEER NATURAL RES. USA, INC.	Oil	33100
42-317-33826	PIONEER NATURAL RES. USA, INC.	Oil	33101
42-317-33827	PIONEER NATURAL RES. USA, INC.	Oil	33131
42-317-33828	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33829	PIONEER NATURAL RES. USA, INC.	Oil	33171
42-317-33830	CHEVRON U. S. A. INC.	Oil	04010
42-317-33831	JM COX RESOURCES, L.P.	Oil	21899
42-317-33832
42-317-33833	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33834	HI - MOUNTAIN ENERGY CORPORATION	Oil	32876
42-317-33835	AVRA OIL COMPANY	Oil	32637
42-317-33836	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33837	PIONEER NATURAL RES. USA, INC.	Oil	33157
42-317-33838	PIONEER NATURAL RES. USA, INC.	Oil	33145
42-317-33839	PIONEER NATURAL RES. USA, INC.	Oil	33146
42-317-33840	CARLOW CORP.	Oil	68950
42-317-33841	PIONEER NATURAL RES. USA, INC.	Oil	33135
42-317-33842	PIONEER NATURAL RES. USA, INC.	Oil	33188
42-317-33843	PARKER & PARSLEY, LTD.
42-317-33844	PENTEX OPERATING COMPANY
42-317-33845	PIONEER NATURAL RES. USA, INC.	Oil	33166
42-317-33846	DIAMONDBACK E&P LLC	Oil	33172
42-317-33847	PIONEER NATURAL RES. USA, INC.	Oil	33169
42-317-33848	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33192
42-317-33849	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33192
42-317-33850	PIONEER NATURAL RES. USA, INC.	Oil	33170
42-317-33851	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33852	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-33853	PIONEER NATURAL RES. USA, INC.	Oil	33178
42-317-33854	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	33055
42-317-33855	Cox, John L.	Oil	33205
42-317-33856	QEP ENERGY COMPANY	Oil	22022
42-317-33857	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-33858	PIONEER NATURAL RES. USA, INC.	Oil	33196
42-317-33859	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33860	CHEVRON U. S. A. INC.	Oil	04010
42-317-33861	CHEVRON U. S. A. INC.	Oil	04010
42-317-33862	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-33863	CHEVRON U. S. A. INC.	Oil	04010
42-317-33864	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39997
42-317-33865	MCSHANE, J. INC.	Oil	33930
42-317-33866	Amerada Hess Corporation
42-317-33867	Amerada Hess Corporation
42-317-33868	RAMTEX ENERGY LLC	Oil	31440
42-317-33869	CHEVRON U. S. A. INC.	Oil	04010
42-317-33870	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32266
42-317-33871	WOODBINE PRODUCTION CORPORATION	Oil	27789
42-317-33872	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33234
42-317-33873	Collins & Ware, Inc.	Oil	40669
42-317-33874	GOLDEN, MARTY JOE	Oil	22521
42-317-33875	CAZADOR OPERATING, LLC	Oil	32071
42-317-33876	QEP ENERGY COMPANY	Oil	23614
42-317-33877	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33301
42-317-33878	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32733
42-317-33879	PIONEER NATURAL RES. USA, INC.	Oil	21774
42-317-33880	PIONEER NATURAL RES. USA, INC.	Oil	33282
42-317-33881	Legacy Reserves Operating LP	Oil	33308
42-317-33882	PIONEER NATURAL RES. USA, INC.	Oil	33305
42-317-33883	PIONEER NATURAL RES. USA, INC.	Oil	33305
42-317-33884	HI - MOUNTAIN ENERGY CORPORATION	Oil	32876
42-317-33885	AVRA OIL COMPANY	Oil	33335
42-317-33886	Legacy Reserves Operating LP	Oil	32282
42-317-33887	TEXACO E & P INC.
42-317-33888	CHEVRON U. S. A. INC.	Oil	04010
42-317-33890	PIONEER NATURAL RES. USA, INC.	Oil	33324
42-317-33891	PIONEER NATURAL RES. USA, INC.	Oil	33324
42-317-33892	AMERIND OIL COMPANY, LTD.	Oil	33789
42-317-33893	MOMENTUM ENERGY, LLC	Oil	33365
42-317-33894	DURHAM, INC.
42-317-33895	PARSLEY ENERGY OPERATIONS, LLC	Oil	24635
42-317-33896	PARSLEY ENERGY OPERATIONS, LLC	Oil	33366
42-317-33897	PARSLEY ENERGY OPERATIONS, LLC	Oil	33421
42-317-33898	PARSLEY ENERGY OPERATIONS, LLC	Oil	33359
42-317-33899	PIONEER NATURAL RES. USA, INC.	Oil	33420
42-317-33900	PIONEER NATURAL RES. USA, INC.	Oil	33469
42-317-33901	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33902	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33903	Parker & Parsley Development Co.
42-317-33904	PIONEER NATURAL RES. USA, INC.	Oil	33485
42-317-33905	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-33906	DIAMONDBACK E&P LLC	Oil	32070
42-317-33907	R K PETROLEUM CORP.	Oil	44627
42-317-33908	OVINTIV USA INC.	Oil	33520
42-317-33909	CHEVRON U. S. A. INC.	Oil	04010
42-317-33910	CHEVRON U. S. A. INC.	Oil	04010
42-317-33911	Sm Energy Company	Oil	33556
42-317-33912	QEP ENERGY COMPANY	Oil	22086
42-317-33913	QEP ENERGY COMPANY	Oil	33553
42-317-33914	QEP ENERGY COMPANY	Oil	24035
42-317-33915	Mitchell Energy Corporation	Oil	34438
42-317-33916	CAZADOR OPERATING, LLC	Oil	32071
42-317-33917	ROFF OPERATING COMPANY, LLC	Oil	40636
42-317-33918	OVINTIV USA INC.	Oil	33520
42-317-33919	Hunt Oil Company	Oil	47920
42-317-33920	BEACH EXPLORATION, INC.	Oil	33994
42-317-33921	PIONEER NATURAL RES. USA, INC.	Oil	33405
42-317-33922	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32733
42-317-33923	PIONEER NATURAL RES. USA, INC.	Oil	33692
42-317-33924	ABRAXAS PRODUCTION CORPORATION	Oil	33878
42-317-33925	Lario Oil & Gas Company	Oil	34013
42-317-33926	DIAMONDBACK E&P LLC	Oil	33686
42-317-33927	Cox, John L.	Oil	33761
42-317-33928	AMERIND OIL COMPANY, LTD.	Oil	33789
42-317-33929	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32733
42-317-33930	COG OPERATING LLC	Oil	23078
42-317-33931	COG OPERATING LLC	Oil	23078
42-317-33932	PIONEER NATURAL RES. USA, INC.	Oil	21487
42-317-33933	PIONEER NATURAL RES. USA, INC.	Oil	21487
42-317-33934	COASTAL MANAGEMENT CORPORATION	Oil	17840
42-317-33935	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38588
42-317-33936	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-33937	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-33938	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-33939	ESPERANZA ENERGY CORP.
42-317-33940	BEACH EXPLORATION, INC.	Oil	33893
42-317-33941	QEP ENERGY COMPANY	Oil	33953
42-317-33942	Sm Energy Company	Oil	33990
42-317-33943	OVINTIV USA INC.	Oil	33520
42-317-33944	BEACH EXPLORATION, INC.	Oil	34186
42-317-33945	PIONEER NATURAL RES. USA, INC.	Oil	34004
42-317-33946	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35518
42-317-33947	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-33948	REEF EXPLORATION, INC. (A-1)
42-317-33949	PIONEER NATURAL RES. USA, INC.	Oil	32088
42-317-33950	Sage Energy Company
42-317-33951	RAND OIL & GAS CORP.	Oil	34219
42-317-33952	PETROLEGACY ENERGY II, LLC	Oil	34071
42-317-33953	R K PETROLEUM CORP.	Oil	24190
42-317-33954	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39226
42-317-33955	Legacy Reserves Operating LP	Oil	32282
42-317-33956	Legacy Reserves Operating LP	Oil	32282
42-317-33957	ROFF OPERATING COMPANY, LLC	Oil	40636
42-317-33958	Collins & Ware, Inc.
42-317-33959	ENDEAVOR ENERGY RESOURCES L.P.	Oil	34117
42-317-33960	Collins & Ware, Inc.
42-317-33961	Collins & Ware, Inc.
42-317-33962	PETROLEGACY ENERGY II, LLC	Oil	34612
42-317-33963	Collins & Ware, Inc.	Oil	34327
42-317-33964	Collins & Ware, Inc.
42-317-33965	Santa Fe Energy Resources, Inc.
42-317-33966	Collins & Ware, Inc.
42-317-33967	PIONEER NATURAL RES. USA, INC.	Oil	22641
42-317-33968	ENDEAVOR ENERGY RESOURCES L.P.	Oil	34237
42-317-33969	QEP ENERGY COMPANY	Oil	22261
42-317-33970	Collins & Ware, Inc.
42-317-33971	Santa Fe Energy Resources, Inc.
42-317-33972	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46828
42-317-33973	Cobra Oil & Gas Corporation	Oil	34250
42-317-33974	Santa Fe Energy Resources, Inc.
42-317-33975	Collins & Ware, Inc.	Oil	34326
42-317-33976	Santa Fe Energy Resources, Inc.
42-317-33977	DIAMONDBACK E&P LLC	Oil	60163
42-317-33978	REEF EXPLORATION, INC. (A-1)
42-317-33979	PIONEER NATURAL RES. USA, INC.	Oil	27877
42-317-33980	PIONEER NATURAL RES. USA, INC.	Oil	27891
42-317-33981	Parker & Parsley Development Co.
42-317-33982	MCSHANE, J. INC.	Oil	67456
42-317-33983	STEPHENS, AUTRY C.	Oil	36181
42-317-33984	RAMTEX ENERGY LLC	Oil	31440
42-317-33985	DIAMONDBACK E&P LLC	Oil	34388
42-317-33986	Cox, John L.
42-317-33987	SCYTHIAN, LTD.	Oil	34375
42-317-33988	STEPHENS, AUTRY C.	Oil	35504
42-317-33989	SOUTHWEST ROYALTIES, INC.	Oil	34548
42-317-33990
42-317-33991	Legacy Reserves Operating LP	Oil	32282
42-317-33992	ODESSA EXPLORATION, INC.
42-317-33993	GUIDON ENERGY MGMT SERVICES LLC	Oil	21727
42-317-33994	ODESSA EXPLORATION, INC.
42-317-33995
42-317-33996	GUIDON ENERGY MGMT SERVICES LLC	Oil	21689
42-317-33997	GUIDON ENERGY MGMT SERVICES LLC	Oil	21787
42-317-33998	CROSSFOOT OPERATING, LLC	Oil	34501
42-317-33999	GUIDON ENERGY MGMT SERVICES LLC	Oil	21727
42-317-34000	GUIDON ENERGY MGMT SERVICES LLC	Oil	21689
42-317-34001	GUIDON ENERGY MGMT SERVICES LLC	Oil	21787
42-317-34002	Collins & Ware, Inc.
42-317-34003	SEI OPERATING, LLC	Oil	34487
42-317-34004
42-317-34005	OVINTIV USA INC.	Oil	33520
42-317-34006	Cobra Oil & Gas Corporation	Oil	34569
42-317-34007	REEF EXPLORATION, INC.
42-317-34008	PIONEER NATURAL RES. USA, INC.	Oil	35054
42-317-34009	Lario Oil & Gas Company	Oil	54443
42-317-34010	XTO ENERGY INC.	Oil	34605
42-317-34011	COG OPERATING LLC	Oil	34660
42-317-34012	DIAMONDBACK E&P LLC	Oil	34742
42-317-34013	HALLWOOD PETROLEUM, INC.
42-317-34014	Placid Oil Company	Oil	35138
42-317-34015	REEF EXPLORATION, INC. (A-1)
42-317-34016	GUIDON ENERGY MGMT SERVICES LLC	Oil	21780
42-317-34017	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21651
42-317-34018	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21867
42-317-34019	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40611
42-317-34020	BROWN, H.L. OPERATING, L.L.C.	Oil	37955
42-317-34022	CHEVRON U. S. A. INC.	Oil	04010
42-317-34023	ZARVONA ENERGY LLC	Oil	34977
42-317-34024	GUIDON ENERGY MGMT SERVICES LLC	Oil	34886
42-317-34025	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-34026	QEP ENERGY COMPANY	Oil	22261
42-317-34027	PARKER & PARSLEY DEVELOPMENT L.P	Oil	32452
42-317-34028	QEP ENERGY COMPANY	Oil	22261
42-317-34029	QEP ENERGY COMPANY	Oil	22261
42-317-34030	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-34031	QEP ENERGY COMPANY	Oil	23319
42-317-34032	BLAIR EXPLORATION, INC.
42-317-34033	H & M RESOURCES, LLC	Oil	37382
42-317-34034
42-317-34035	Santa Fe Energy Resources, Inc.
42-317-34036	CIMAREX ENERGY CO. OF COLORADO	Oil	35040
42-317-34037	Cobra Oil & Gas Corporation	Oil	39544
42-317-34038	BIRCH OPERATIONS, INC.	Oil	35112
42-317-34039	BIRCH OPERATIONS, INC.	Oil	35112
42-317-34040	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-34041	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21792
42-317-34042	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35147
42-317-34043	Cobra Oil & Gas Corporation	Oil	38029
42-317-34044	PIONEER NATURAL RES. USA, INC.	Oil	32531
42-317-34045	PIONEER NATURAL RES. USA, INC.	Oil	32548
42-317-34046	PIONEER NATURAL RES. USA, INC.	Oil	32086
42-317-34047
42-317-34048	Cobra Oil & Gas Corporation	Oil	39260
42-317-34049	Hunt Oil Company	Oil	29736
42-317-34050	Hunt Oil Company	Oil	29736
42-317-34051	Hunt Oil Company	Oil	29736
42-317-34052	Hunt Oil Company	Oil	29780
42-317-34053	COSTILLA PETROLEUM CORPORATION
42-317-34054
42-317-34055	COSTILLA PETROLEUM CORPORATION
42-317-34056	COSTILLA PETROLEUM CORPORATION
42-317-34057	COSTILLA PETROLEUM CORPORATION
42-317-34058	DIAMONDBACK E&P LLC	Oil	50198
42-317-34059	COASTAL MANAGEMENT CORPORATION	Oil	35173
42-317-34060	CHAMPLIN EXPLORATION, INC.	Oil	35293
42-317-34061	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21792
42-317-34062	PIONEER NATURAL RES. USA, INC.	Oil	22795
42-317-34063	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35275
42-317-34064	ACCELL NATURAL GAS COMPANY
42-317-34065	ACCELL NATURAL GAS COMPANY
42-317-34066
42-317-34067	DIAMONDBACK E&P LLC	Oil	50198
42-317-34068	BC Operating, Inc.	Oil	38413
42-317-34069	DIAMONDBACK E&P LLC	Oil	50198
42-317-34070	DIAMONDBACK E&P LLC	Oil	50198
42-317-34071	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35275
42-317-34073	Hunt Oil Company	Oil	47913
42-317-34074
42-317-34075	Hunt Oil Company	Oil	47920
42-317-34076	Hunt Oil Company	Oil	23139
42-317-34077	Hunt Oil Company	Oil	29736
42-317-34078	GUIDON ENERGY MGMT SERVICES LLC	Oil	35339
42-317-34079	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21812
42-317-34080	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21792
42-317-34081	GUIDON ENERGY MGMT SERVICES LLC	Oil	35339
42-317-34082	DIAMONDBACK E&P LLC	Oil	35243
42-317-34083	AROC (TEXAS) INC.
42-317-34084	DIAMONDBACK E&P LLC	Oil	35243
42-317-34085	GUIDON ENERGY MGMT SERVICES LLC	Oil	35383
42-317-34086	Hunt Oil Company	Oil	22708
42-317-34087	Hunt Oil Company	Oil	23139
42-317-34088	GUIDON ENERGY MGMT SERVICES LLC	Oil	35396
42-317-34089	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21812
42-317-34090	GUIDON ENERGY MGMT SERVICES LLC	Oil	35396
42-317-34091	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21812
42-317-34092	GUIDON ENERGY MGMT SERVICES LLC	Oil	35396
42-317-34093	Legacy Reserves Operating LP	Oil	51775
42-317-34094	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35275
42-317-34095	ZARVONA ENERGY LLC	Oil	34977
42-317-34096	QEP ENERGY COMPANY	Oil	35526
42-317-34097
42-317-34098	DIAMONDBACK E&P LLC	Oil	35456
42-317-34099	COG OPERATING LLC	Oil	35467
42-317-34100	QEP ENERGY COMPANY	Oil	50446
42-317-34101	COG OPERATING LLC	Oil	35501
42-317-34102	OVINTIV USA INC.	Oil	35556
42-317-34103	COG OPERATING LLC	Oil	35503
42-317-34104	QEP ENERGY COMPANY	Oil	22261
42-317-34105	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35480
42-317-34106	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35480
42-317-34107	HALLWOOD PETROLEUM, INC.
42-317-34108	PIONEER NATURAL RES. USA, INC.	Oil	35873
42-317-34109	PIONEER NATURAL RES. USA, INC.	Oil	32548
42-317-34110	PIONEER NATURAL RES. USA, INC.	Oil	32462
42-317-34111	PIONEER NATURAL RES. USA, INC.	Oil	32244
42-317-34112	Cobra Oil & Gas Corporation	Oil	35506
42-317-34113	MGM OIL & GAS COMPANY	Oil	35594
42-317-34114	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35480
42-317-34115	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35480
42-317-34116	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21534
42-317-34117	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49282
42-317-34118	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21765
42-317-34119	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21765
42-317-34120	Santa Fe Energy Resources, Inc.
42-317-34121	STEPHENS, AUTRY C.	Oil	35964
42-317-34122	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-34123	Cobra Oil & Gas Corporation	Oil	43544
42-317-34124	AVRA OIL COMPANY	Oil	33335
42-317-34125	AVRA OIL COMPANY	Oil	33335
42-317-34126	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35147
42-317-34127	QEP ENERGY COMPANY	Oil	22261
42-317-34128	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35671
42-317-34129	Santa Fe Energy Resources, Inc.
42-317-34130	Santa Fe Energy Resources, Inc.
42-317-34131	Sm Energy Company	Oil	35633
42-317-34132	ROFF OPERATING COMPANY, LLC	Oil	16814
42-317-34133	QEP ENERGY COMPANY	Oil	22261
42-317-34134	PIONEER NATURAL RES. USA, INC.	Oil	21752
42-317-34135	POGO PANHANDLE 2004, L.P.	Oil	21557
42-317-34136	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-34137	OVINTIV USA INC.	Oil	35666
42-317-34138	QEP ENERGY COMPANY	Oil	22261
42-317-34139	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35147
42-317-34140	PIONEER NATURAL RES. USA, INC.	Oil	21438
42-317-34141	PIONEER NATURAL RES. USA, INC.	Oil	22074
42-317-34142	Legacy Reserves Operating LP	Oil	22842
42-317-34143	KINDRED PETROLEUM COMPANY	Oil	23135
42-317-34144	KINDRED PETROLEUM COMPANY
42-317-34145	ODESSA EXPLORATION, INC.	Oil	21813
42-317-34146	Santa Fe Energy Resources, Inc.
42-317-34147	Santa Fe Energy Resources, Inc.
42-317-34148	Santa Fe Energy Resources, Inc.
42-317-34149	ZARVONA ENERGY LLC	Oil	35753
42-317-34150	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35973
42-317-34151	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35999
42-317-34152	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22971
42-317-34153	OVINTIV USA INC.	Oil	35722
42-317-34154	STEPHENS, AUTRY C.	Oil	35763
42-317-34155	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21669
42-317-34156	GUIDON ENERGY MGMT SERVICES LLC	Oil	21780
42-317-34157	OVINTIV USA INC.	Oil	35729
42-317-34158	OVINTIV USA INC.	Oil	35729
42-317-34159	OVINTIV USA INC.	Oil	35729
42-317-34160	COG OPERATING LLC	Oil	35501
42-317-34161	COG OPERATING LLC	Oil	35501
42-317-34162	COG OPERATING LLC	Oil	35501
42-317-34163	COG OPERATING LLC	Oil	35503
42-317-34164	COG OPERATING LLC	Oil	35503
42-317-34165	COG OPERATING LLC	Oil	35503
42-317-34166	GUIDON ENERGY MGMT SERVICES LLC	Oil	35996
42-317-34167	GUIDON ENERGY MGMT SERVICES LLC	Oil	35762
42-317-34168	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21788
42-317-34169	ENDEAVOR ENERGY RESOURCES L.P.	Oil	47310
42-317-34170	POGO PANHANDLE 2004, L.P.	Oil	35798
42-317-34171	OVINTIV USA INC.	Oil	35803
42-317-34172
42-317-34173	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21534
42-317-34174	Forest Oil Corporation	Oil	35919
42-317-34175	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-34176	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-34177	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21792
42-317-34178	ODESSA EXPLORATION, INC.
42-317-34179	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21705
42-317-34180	GUIDON ENERGY MGMT SERVICES LLC	Oil	36235
42-317-34181	PIONEER NATURAL RES. USA, INC.	Oil	21153
42-317-34182
42-317-34183	ARCO PERMIAN
42-317-34184
42-317-34185	ARCO PERMIAN
42-317-34186	ARCO PERMIAN
42-317-34187	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35924
42-317-34188	ARCO PERMIAN
42-317-34189	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36458
42-317-34190	ARCO PERMIAN
42-317-34191
42-317-34192	FASKEN OIL AND RANCH, LTD.	Oil	35875
42-317-34193	GUIDON ENERGY MGMT SERVICES LLC	Oil	36040
42-317-34194	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35949
42-317-34195	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35961
42-317-34196	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35960
42-317-34197	Hunt Oil Company	Oil	35935
42-317-34198	Hunt Oil Company	Oil	35935
42-317-34199	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36053
42-317-34200	BIG STAR OIL & GAS, LLC	Oil	35953
42-317-34201	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35977
42-317-34202	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35995
42-317-34203	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36183
42-317-34204	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36103
42-317-34205	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36043
42-317-34206	BIRCH OPERATIONS, INC.	Oil	36302
42-317-34207	GUIDON ENERGY MGMT SERVICES LLC	Oil	36040
42-317-34208	QEP ENERGY COMPANY	Oil	35526
42-317-34209	QEP ENERGY COMPANY	Oil	35526
42-317-34210	GUIDON ENERGY MGMT SERVICES LLC	Oil	35907
42-317-34211	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34212	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34213	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36246
42-317-34214	CONCHO RESOURCES INC.	Oil	29593
42-317-34215	DIAMONDBACK E&P LLC	Oil	16487
42-317-34216	Hunt Oil Company	Oil	29780
42-317-34217	Hunt Oil Company	Oil	47913
42-317-34218	Hunt Oil Company	Oil	22763
42-317-34219	Hunt Oil Company	Oil	22763
42-317-34220	Hunt Oil Company	Oil	23139
42-317-34221	Hunt Oil Company	Oil	22708
42-317-34222	Hunt Oil Company	Oil	25089
42-317-34223	BLACK SWAN OPERATING, LLC	Oil	23148
42-317-34224	DE3 OPERATING LLC	Oil	22185
42-317-34225	PIONEER NATURAL RES. USA, INC.	Oil	22771
42-317-34226	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24908
42-317-34227	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41830
42-317-34228	RAMTEX ENERGY LLC	Oil	31440
42-317-34229	RAMTEX ENERGY LLC	Oil	31440
42-317-34230	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36236
42-317-34231	Hunt Oil Company	Oil	25064
42-317-34232	Hunt Oil Company	Oil	25016
42-317-34233	Hunt Oil Company	Oil	36117
42-317-34234	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36272
42-317-34235	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36325
42-317-34236	Hunt Oil Company	Oil	47913
42-317-34237	Hunt Oil Company	Oil	22708
42-317-34238	Lario Oil & Gas Company	Oil	36157
42-317-34239	Hunt Oil Company	Oil	47920
42-317-34240	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36215
42-317-34241	GUIDON ENERGY MGMT SERVICES LLC	Oil	35907
42-317-34242	GEONATURAL RESOURCES, INC.	Oil	36210
42-317-34243	DIAMONDBACK E&P LLC	Oil	16504
42-317-34244	MWS PRODUCING, INC.	Oil	36314
42-317-34245	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36304
42-317-34246	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36269
42-317-34247	Hunt Oil Company	Oil	22763
42-317-34248	Hunt Oil Company	Oil	47920
42-317-34249	Hunt Oil Company	Oil	22708
42-317-34250	Hunt Oil Company	Oil	22708
42-317-34251	ENDEAVOR ENERGY RESOURCES L.P.	Oil	24908
42-317-34252	DE3 OPERATING LLC	Oil	22185
42-317-34253	PIONEER NATURAL RES. USA, INC.	Oil	25326
42-317-34254	Hunt Oil Company	Oil	25936
42-317-34255	LONE STAR OIL & GAS	Oil	36374
42-317-34256	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36292
42-317-34257	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36340
42-317-34258	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34259	QEP ENERGY COMPANY	Oil	22261
42-317-34260	QEP ENERGY COMPANY	Oil	22261
42-317-34261	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36272
42-317-34262	ENDEAVOR ENERGY RESOURCES L.P.	Oil	47310
42-317-34263	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36684
42-317-34264	LONE STAR OIL & GAS	Oil	36374
42-317-34265	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36393
42-317-34266	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36201
42-317-34267	GUIDON ENERGY MGMT SERVICES LLC	Oil	36040
42-317-34268	MWS PRODUCING, INC.	Oil	36726
42-317-34269	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34270
42-317-34271	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36430
42-317-34272	STEPHENS, AUTRY C.
42-317-34273	GEONATURAL RESOURCES, INC.
42-317-34274	GEONATURAL RESOURCES, INC.
42-317-34275	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-34276	QEP ENERGY COMPANY	Oil	22261
42-317-34277	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36630
42-317-34278	QEP ENERGY COMPANY	Oil	22261
42-317-34279	QEP ENERGY COMPANY	Oil	22261
42-317-34280	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36460
42-317-34281	Lario Oil & Gas Company	Oil	36665
42-317-34282	QEP ENERGY COMPANY	Oil	23767
42-317-34283	PARSLEY ENERGY OPERATIONS, LLC	Oil	22878
42-317-34284	GEONATURAL RESOURCES, INC.
42-317-34285	QEP ENERGY COMPANY	Oil	39605
42-317-34286	GUIDON ENERGY MGMT SERVICES LLC	Oil	35907
42-317-34287	DIAMONDBACK E&P LLC	Oil	36446
42-317-34288	QEP ENERGY COMPANY	Oil	36540
42-317-34289	QEP ENERGY COMPANY	Oil	23906
42-317-34290	Abraxas Petroleum Corporation	Oil	34982
42-317-34291	Lario Oil & Gas Company	Oil	34982
42-317-34292	PIONEER NATURAL RES. USA, INC.	Oil	35054
42-317-34293	Lario Oil & Gas Company	Oil	54443
42-317-34294	OVINTIV USA INC.	Oil	36524
42-317-34295	OVINTIV USA INC.	Oil	36524
42-317-34296	OVINTIV USA INC.	Oil	36524
42-317-34297	OVINTIV USA INC.	Oil	36524
42-317-34298	OVINTIV USA INC.	Oil	36524
42-317-34299	OVINTIV USA INC.	Oil	36524
42-317-34300	ENERGEN RESOURCES CORPORATION	Oil	36573
42-317-34301	DIAMONDBACK E&P LLC	Oil	36573
42-317-34302	DIAMONDBACK E&P LLC	Oil	36573
42-317-34303	DIAMONDBACK E&P LLC	Oil	36563
42-317-34304	DIAMONDBACK E&P LLC	Oil	36563
42-317-34305	ENERGEN RESOURCES CORPORATION	Oil	36562
42-317-34306	ENERGEN RESOURCES CORPORATION	Oil	36562
42-317-34307	Lario Oil & Gas Company	Oil	36632
42-317-34308	CONCHO RESOURCES INC.
42-317-34309	CONCHO RESOURCES INC.
42-317-34310	Hunt Oil Company	Oil	22868
42-317-34311	CONCHO RESOURCES INC.
42-317-34312	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34313	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36613
42-317-34314	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34315	GUIDON ENERGY MGMT SERVICES LLC	Oil	35907
42-317-34316	ENDEAVOR ENERGY RESOURCES L.P.	Oil	22250
42-317-34317	BEACH EXPLORATION, INC.	Oil	36627
42-317-34318	GUIDON ENERGY MGMT SERVICES LLC	Oil	35907
42-317-34319	OVINTIV USA INC.	Oil	36524
42-317-34320	OVINTIV USA INC.	Oil	36524
42-317-34321	OVINTIV USA INC.	Oil	36524
42-317-34322	OVINTIV USA INC.	Oil	36524
42-317-34323	OVINTIV USA INC.	Oil	36524
42-317-34324	OVINTIV USA INC.	Oil	36524
42-317-34325	GUIDON ENERGY MGMT SERVICES LLC	Oil	36694
42-317-34326	AROC (TEXAS) INC.
42-317-34327	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27022
42-317-34328	ENDEAVOR ENERGY RESOURCES L.P.
42-317-34329	DIAMONDBACK E&P LLC	Oil	36670
42-317-34330	DIAMONDBACK E&P LLC	Oil	36670
42-317-34331	DIAMONDBACK E&P LLC	Oil	36670
42-317-34332	DIAMONDBACK E&P LLC	Oil	36670
42-317-34333	DIAMONDBACK E&P LLC	Oil	36670
42-317-34334	DIAMONDBACK E&P LLC	Oil	36670
42-317-34335	DIAMONDBACK E&P LLC	Oil	36670
42-317-34336	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-34337	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-34338	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-34339	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36709
42-317-34340	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36709
42-317-34341	HALLWOOD PETROLEUM, INC.
42-317-34342	HALLWOOD PETROLEUM, INC.
42-317-34343	QEP ENERGY COMPANY	Oil	23819
42-317-34344	QEP ENERGY COMPANY	Oil	23709
42-317-34345	DIAMONDBACK E&P LLC	Oil	21771
42-317-34346	DIAMONDBACK E&P LLC	Oil	22467
42-317-34347	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35964
42-317-34348	DIAMONDBACK E&P LLC	Oil	36696
42-317-34349	DIAMONDBACK E&P LLC	Oil	36696
42-317-34350	DIAMONDBACK E&P LLC	Oil	36712
42-317-34351	DIAMONDBACK E&P LLC	Oil	36712
42-317-34352	DIAMONDBACK E&P LLC	Oil	22467
42-317-34353	DIAMONDBACK E&P LLC	Oil	22467
42-317-34354	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36776
42-317-34355	GUIDON ENERGY MGMT SERVICES LLC	Oil	36787
42-317-34356	GUIDON ENERGY MGMT SERVICES LLC	Oil	36894
42-317-34357	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34358	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34359	DIAMONDBACK E&P LLC	Oil	36670
42-317-34360	GUIDON ENERGY MGMT SERVICES LLC	Oil	45134
42-317-34361	GUIDON ENERGY MGMT SERVICES LLC	Oil	45134
42-317-34362	BEACH EXPLORATION, INC.	Oil	40114
42-317-34363	ENERGEN RESOURCES CORPORATION	Oil	36733
42-317-34364	DIAMONDBACK E&P LLC	Oil	36734
42-317-34365	DIAMONDBACK E&P LLC	Oil	21771
42-317-34366	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-34367	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-34368	PIONEER NATURAL RES. USA, INC.	Oil	47627
42-317-34369	BEACH EXPLORATION, INC.	Oil	36774
42-317-34370	DIAMONDBACK E&P LLC	Oil	36758
42-317-34371	DIAMONDBACK E&P LLC	Oil	36758
42-317-34372	Lario Oil & Gas Company	Oil	36871
42-317-34373	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36709
42-317-34374	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36878
42-317-34375	MERIT ENERGY COMPANY
42-317-34376	MERIT ENERGY COMPANY
42-317-34377	MERIT ENERGY COMPANY
42-317-34378	HUNTINGTON ENERGY, L.L.C.	Oil	36901
42-317-34379	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36989
42-317-34381	GUIDON ENERGY MGMT SERVICES LLC	Oil	36894
42-317-34382	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34383	QEP ENERGY COMPANY	Oil	37008
42-317-34384	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36709
42-317-34385	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37046
42-317-34386	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-34387	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37003
42-317-34388	GUIDON ENERGY MGMT SERVICES LLC	Oil	36894
42-317-34390	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36878
42-317-34391	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36878
42-317-34392	BEACH EXPLORATION, INC.	Oil	36774
42-317-34393	Hunt Oil Company	Oil	23468
42-317-34394	Hunt Oil Company	Oil	22603
42-317-34395	TERRACE PETROLEUM CORPORATION
42-317-34396	El Paso Natural Gas Company
42-317-34397	GUIDON ENERGY MGMT SERVICES LLC	Oil	37178
42-317-34398
42-317-34399	GUIDON ENERGY MGMT SERVICES LLC	Oil	37194
42-317-34400	GUIDON ENERGY MGMT SERVICES LLC	Oil	37174
42-317-34401	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-34402	MERIT ENERGY COMPANY
42-317-34403	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37172
42-317-34404	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37172
42-317-34405	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37173
42-317-34406	GUIDON ENERGY MGMT SERVICES LLC	Oil	37194
42-317-34407	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37260
42-317-34408	Legacy Reserves Operating LP	Oil	37151
42-317-34409	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-34410	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37276
42-317-34411	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37274
42-317-34412	GUIDON ENERGY MGMT SERVICES LLC	Oil	37174
42-317-34413	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-34414	PIONEER NATURAL RES. USA, INC.	Oil	21764
42-317-34415	PIONEER NATURAL RES. USA, INC.	Oil	21979
42-317-34416	PIONEER NATURAL RES. USA, INC.	Oil	21666
42-317-34417	OXY USA INC.	Oil	37369
42-317-34418	CHISOS, LTD.	Oil	37133
42-317-34419	GUIDON ENERGY MGMT SERVICES LLC	Oil	37174
42-317-34420	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-34421	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37313
42-317-34422	ROFF OPERATING COMPANY, LLC
42-317-34423	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37243
42-317-34424	CHISOS, LTD.	Oil	37133
42-317-34425	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37242
42-317-34426	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37294
42-317-34427	PIONEER NATURAL RES. USA, INC.	Oil	37320
42-317-34428	GUIDON ENERGY MGMT SERVICES LLC	Oil	37272
42-317-34429	GUIDON ENERGY MGMT SERVICES LLC	Oil	37272
42-317-34430	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37322
42-317-34431	ENCANA OIL & GAS(USA) INC.	Oil	43932
42-317-34432	GUIDON ENERGY MGMT SERVICES LLC	Oil	37323
42-317-34433	GUIDON ENERGY MGMT SERVICES LLC	Oil	37285
42-317-34434	PIONEER NATURAL RES. USA, INC.	Oil	31023
42-317-34435	PIONEER NATURAL RES. USA, INC.	Oil	29094
42-317-34436	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36183
42-317-34437	GUIDON ENERGY MGMT SERVICES LLC	Oil	37389
42-317-34438	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36183
42-317-34439	PIONEER NATURAL RES. USA, INC.	Oil	26977
42-317-34440	PETROPLEX ENERGY INC.	Oil	37279
42-317-34441	GUIDON ENERGY MGMT SERVICES LLC	Oil	37388
42-317-34442	GUIDON ENERGY MGMT SERVICES LLC	Oil	37321
42-317-34443	PETROPLEX ENERGY INC.	Oil	37575
42-317-34444	OVINTIV USA INC.	Oil	37337
42-317-34445	ENCANA OIL & GAS(USA) INC.	Oil	42049
42-317-34446	GUIDON ENERGY MGMT SERVICES LLC	Oil	37366
42-317-34447	ENCANA OIL & GAS(USA) INC.	Oil	43160
42-317-34448	CHISOS, LTD.	Oil	37133
42-317-34449	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34450	GUIDON ENERGY MGMT SERVICES LLC	Oil	37361
42-317-34451	ENCANA OIL & GAS(USA) INC.	Oil	37654
42-317-34452	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37325
42-317-34453	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37243
42-317-34454	QEP ENERGY COMPANY	Oil	37385
42-317-34455	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-34456	PIONEER NATURAL RES. USA, INC.	Oil	31541
42-317-34457	PIONEER NATURAL RES. USA, INC.	Oil	28891
42-317-34458	ENCANA OIL & GAS(USA) INC.	Oil	37655
42-317-34459	ENCANA OIL & GAS(USA) INC.	Oil	37657
42-317-34460	PIONEER NATURAL RES. USA, INC.	Oil	31024
42-317-34461	PIONEER NATURAL RES. USA, INC.	Oil	31507
42-317-34462	H & M RESOURCES, LLC	Oil	37552
42-317-34463	PIONEER NATURAL RES. USA, INC.	Oil	37424
42-317-34464	Legacy Reserves Operating LP	Oil	37427
42-317-34465	ENCANA OIL & GAS(USA) INC.	Oil	44217
42-317-34466	ENCANA OIL & GAS(USA) INC.	Oil	42737
42-317-34468	CHISOS, LTD.	Oil	37133
42-317-34469	PIONEER NATURAL RES. USA, INC.	Oil	27373
42-317-34470	PIONEER NATURAL RES. USA, INC.	Oil	27371
42-317-34471
42-317-34472	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-34473	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34474	ENDEAVOR ENERGY RESOURCES L.P.
42-317-34475	GUIDON ENERGY MGMT SERVICES LLC	Oil	37323
42-317-34476	PIONEER NATURAL RES. USA, INC.	Oil	21658
42-317-34477	PIONEER NATURAL RES. USA, INC.	Oil	31979
42-317-34478	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37462
42-317-34479	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37947
42-317-34480	Great Western Drilling Company
42-317-34481	PIONEER NATURAL RES. USA, INC.	Oil	26427
42-317-34482	PIONEER NATURAL RES. USA, INC.	Oil	21764
42-317-34483	PIONEER NATURAL RES. USA, INC.	Oil	37500
42-317-34484	PIONEER NATURAL RES. USA, INC.	Oil	21752
42-317-34485	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-34486	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-34487	PIONEER NATURAL RES. USA, INC.	Oil	22544
42-317-34488	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-34489	OVINTIV USA INC.	Oil	37512
42-317-34490	CHISOS, LTD.	Oil	37469
42-317-34491	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-34492	PETROPLEX ENERGY INC.	Oil	37279
42-317-34493	ENCANA OIL & GAS(USA) INC.	Oil	38131
42-317-34494	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37276
42-317-34495	OVINTIV USA INC.	Oil	38708
42-317-34496	PIONEER NATURAL RES. USA, INC.	Oil	22955
42-317-34497	PIONEER NATURAL RES. USA, INC.	Oil	23900
42-317-34498	PIONEER NATURAL RES. USA, INC.	Oil	23797
42-317-34500	EOG Resources, Inc.	Oil	37767
42-317-34501	QEP ENERGY COMPANY	Oil	32292
42-317-34502	PIONEER NATURAL RES. USA, INC.	Oil	27778
42-317-34503	PIONEER NATURAL RES. USA, INC.	Oil	21525
42-317-34504	PIONEER NATURAL RES. USA, INC.	Oil	37500
42-317-34505	PIONEER NATURAL RES. USA, INC.	Oil	23036
42-317-34506	Sm Energy Company	Oil	37495
42-317-34507	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-34508	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34509	PIONEER NATURAL RES. USA, INC.	Oil	33080
42-317-34510	PIONEER NATURAL RES. USA, INC.	Oil	23900
42-317-34511	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-34512	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37487
42-317-34513	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37863
42-317-34514	PIONEER NATURAL RES. USA, INC.	Oil	31979
42-317-34515	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-34516	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-34517	PIONEER NATURAL RES. USA, INC.	Oil	24458
42-317-34518	PIONEER NATURAL RES. USA, INC.	Oil	22955
42-317-34519	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37590
42-317-34520	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37892
42-317-34521	GUIDON ENERGY MGMT SERVICES LLC	Oil	38308
42-317-34522	ENERVEST OPERATING, L.L.C.
42-317-34523	ENERVEST OPERATING, L.L.C.
42-317-34524	ENERVEST OPERATING, L.L.C.
42-317-34525	PIONEER NATURAL RES. USA, INC.	Oil	37620
42-317-34526	PIONEER NATURAL RES. USA, INC.	Oil	32480
42-317-34527	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34528	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-34529	PIONEER NATURAL RES. USA, INC.	Oil	22074
42-317-34530	PIONEER NATURAL RES. USA, INC.	Oil	22543
42-317-34531	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34532	PIONEER NATURAL RES. USA, INC.	Oil	33129
42-317-34533	PIONEER NATURAL RES. USA, INC.	Oil	28777
42-317-34534	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34535	EOG Resources, Inc.	Oil	42252
42-317-34536	PIONEER NATURAL RES. USA, INC.	Oil	32857
42-317-34537	PIONEER NATURAL RES. USA, INC.	Oil	21428
42-317-34538	PIONEER NATURAL RES. USA, INC.	Oil	21322
42-317-34539	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37862
42-317-34540	BOYD & MCWILLIAMS ENERGY GROUP
42-317-34541	CHISOS, LTD.	Oil	37469
42-317-34542	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37776
42-317-34543	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-34544	GUIDON ENERGY MGMT SERVICES LLC	Oil	37546
42-317-34545	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37860
42-317-34546	PIONEER NATURAL RES. USA, INC.	Oil	22000
42-317-34547	ROFF OPERATING COMPANY, LLC	Oil	40636
42-317-34548	PIONEER NATURAL RES. USA, INC.
42-317-34549	PIONEER NATURAL RES. USA, INC.	Oil	21708
42-317-34550	PIONEER NATURAL RES. USA, INC.	Oil	21764
42-317-34551	PIONEER NATURAL RES. USA, INC.	Oil	28711
42-317-34552	ROFF OPERATING COMPANY, LLC	Oil	37558
42-317-34553	PIONEER NATURAL RES. USA, INC.	Oil	33056
42-317-34554	DIAMONDBACK E&P LLC	Oil	51126
42-317-34555	ENDEAVOR ENERGY RESOURCES L.P.
42-317-34556	OVINTIV USA INC.	Oil	37677
42-317-34557	PIONEER NATURAL RES. USA, INC.	Oil	37630
42-317-34558	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-34559	PIONEER NATURAL RES. USA, INC.	Oil	37612
42-317-34560	XTO ENERGY INC.	Oil	46983
42-317-34561	PIONEER NATURAL RES. USA, INC.	Oil	22556
42-317-34562	PIONEER NATURAL RES. USA, INC.	Oil	37854
42-317-34563	PIONEER NATURAL RES. USA, INC.	Oil	28308
42-317-34564	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37173
42-317-34565	PIONEER NATURAL RES. USA, INC.	Oil	22687
42-317-34566	PETROPLEX ENERGY INC.	Oil	37575
42-317-34567	OVINTIV USA INC.	Oil	37748
42-317-34568	QEP ENERGY COMPANY	Oil	37611
42-317-34569	QEP ENERGY COMPANY	Oil	37611
42-317-34570	PIONEER NATURAL RES. USA, INC.	Oil	16064
42-317-34571	PIONEER NATURAL RES. USA, INC.	Oil	26529
42-317-34572	PIONEER NATURAL RES. USA, INC.	Oil	22088
42-317-34573	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-34574	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-34575	OVINTIV USA INC.	Oil	39712
42-317-34576	PIONEER NATURAL RES. USA, INC.	Oil	22305
42-317-34577	PIONEER NATURAL RES. USA, INC.	Oil	22182
42-317-34578	CHISOS, LTD.	Oil	37133
42-317-34579	PIONEER NATURAL RES. USA, INC.	Oil	33078
42-317-34580
42-317-34581	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34582	PIONEER NATURAL RES. USA, INC.	Oil	31220
42-317-34583	CHISOS, LTD.	Oil	37469
42-317-34584	PETROPLEX ENERGY INC.	Oil	37575
42-317-34585	PETROPLEX ENERGY INC.	Oil	37575
42-317-34586	Cobra Oil & Gas Corporation	Oil	37696
42-317-34587	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34588	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36177
42-317-34589	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37756
42-317-34590	QEP ENERGY COMPANY	Oil	37610
42-317-34591	QEP ENERGY COMPANY	Oil	37676
42-317-34592	Sm Energy Company	Oil	37495
42-317-34593	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37894
42-317-34594	ROFF OPERATING COMPANY, LLC
42-317-34595	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37894
42-317-34596	EOG Resources, Inc.
42-317-34597	PIONEER NATURAL RES. USA, INC.	Oil	37612
42-317-34598	BEACH EXPLORATION, INC.	Oil	37865
42-317-34599	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-34600	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-34601	QEP ENERGY COMPANY	Oil	44135
42-317-34602	QEP ENERGY COMPANY	Oil	37861
42-317-34603	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-34604	OVINTIV USA INC.	Oil	37727
42-317-34605	ENCANA OIL & GAS(USA) INC.	Oil	39461
42-317-34606	QEP ENERGY COMPANY	Oil	27066
42-317-34607	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34608	CHISOS, LTD.	Oil	37133
42-317-34609	BOYD & MCWILLIAMS ENERGY GROUP
42-317-34610	CHISOS, LTD.	Oil	37718
42-317-34611	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-34612	PIONEER NATURAL RES. USA, INC.	Oil	37687
42-317-34613	PIONEER NATURAL RES. USA, INC.
42-317-34614	PIONEER NATURAL RES. USA, INC.	Oil	37873
42-317-34615	PETROPLEX ENERGY INC.	Oil	37988
42-317-34616	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37787
42-317-34617	COG OPERATING LLC	Oil	37798
42-317-34618	PIONEER NATURAL RES. USA, INC.
42-317-34619	PIONEER NATURAL RES. USA, INC.
42-317-34620	PIONEER NATURAL RES. USA, INC.	Oil	50055
42-317-34621	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34622	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-34623	PIONEER NATURAL RES. USA, INC.
42-317-34624	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37895
42-317-34625	QEP ENERGY COMPANY	Oil	37741
42-317-34626	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34627	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34628	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34629	OXY USA INC.	Oil	37736
42-317-34630	QEP ENERGY COMPANY	Oil	37861
42-317-34631	QEP ENERGY COMPANY	Oil	37676
42-317-34632	OVINTIV USA INC.	Oil	37748
42-317-34633	PIONEER NATURAL RES. USA, INC.	Oil	37620
42-317-34634	PIONEER NATURAL RES. USA, INC.	Oil	37620
42-317-34635	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-34636	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-34637	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-34638	PIONEER NATURAL RES. USA, INC.	Oil	37796
42-317-34639	PIONEER NATURAL RES. USA, INC.	Oil	32960
42-317-34640	PIONEER NATURAL RES. USA, INC.	Oil	37620
42-317-34641	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34642	QEP ENERGY COMPANY	Oil	37861
42-317-34643	PIONEER NATURAL RES. USA, INC.	Oil	33076
42-317-34644	PETROPLEX ENERGY INC.	Oil	37938
42-317-34645	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37889
42-317-34646	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37889
42-317-34647	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-34648	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-34649	PIONEER NATURAL RES. USA, INC.	Oil	37873
42-317-34650	QEP ENERGY COMPANY	Oil	37676
42-317-34651	QEP ENERGY COMPANY	Oil	37676
42-317-34652	PIONEER NATURAL RES. USA, INC.	Oil	37630
42-317-34653	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-34654	PIONEER NATURAL RES. USA, INC.	Oil	37500
42-317-34655	PETROPLEX ENERGY INC.	Oil	37988
42-317-34656	QEP ENERGY COMPANY	Oil	37611
42-317-34657	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37895
42-317-34658	PETROPLEX ENERGY INC.	Oil	37938
42-317-34659	CHISOS, LTD.	Oil	37469
42-317-34660	CHISOS, LTD.	Oil	37469
42-317-34661	QEP ENERGY COMPANY	Oil	37611
42-317-34662	PIONEER NATURAL RES. USA, INC.	Oil	22215
42-317-34663	PIONEER NATURAL RES. USA, INC.	Oil	21815
42-317-34664	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38083
42-317-34665	QEP ENERGY COMPANY	Oil	37610
42-317-34666	QEP ENERGY COMPANY	Oil	37861
42-317-34667	RISING STAR ENERGY, L.L.C.
42-317-34668	QEP ENERGY COMPANY	Oil	37861
42-317-34669	PIONEER NATURAL RES. USA, INC.	Oil	37876
42-317-34670	PIONEER NATURAL RES. USA, INC.	Oil	37910
42-317-34671	BLACK SWAN OPERATING, LLC	Oil	37909
42-317-34672	PIONEER NATURAL RES. USA, INC.	Oil	37687
42-317-34673	PIONEER NATURAL RES. USA, INC.	Oil	38144
42-317-34674	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-34675	PIONEER NATURAL RES. USA, INC.	Oil	38145
42-317-34676	PIONEER NATURAL RES. USA, INC.	Oil	27762
42-317-34677	PIONEER NATURAL RES. USA, INC.	Oil	37887
42-317-34678	PIONEER NATURAL RES. USA, INC.	Oil	32195
42-317-34679	OVINTIV USA INC.	Oil	37748
42-317-34680	PIONEER NATURAL RES. USA, INC.
42-317-34681	PIONEER NATURAL RES. USA, INC.	Oil	37876
42-317-34682	PIONEER NATURAL RES. USA, INC.	Oil	37910
42-317-34683	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38118
42-317-34684	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-34685	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-34686
42-317-34687	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37892
42-317-34688	PIONEER NATURAL RES. USA, INC.	Oil	21685
42-317-34689	PIONEER NATURAL RES. USA, INC.	Oil	22000
42-317-34690	LATIGO PETROLEUM TEXAS, LP
42-317-34691	LATIGO PETROLEUM TEXAS, LP
42-317-34692	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36175
42-317-34693	PIONEER NATURAL RES. USA, INC.	Oil	38177
42-317-34694	PIONEER NATURAL RES. USA, INC.	Oil	22178
42-317-34695	Legacy Reserves Operating LP	Oil	37888
42-317-34696	Legacy Reserves Operating LP	Oil	38015
42-317-34697	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-34698	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37894
42-317-34699	PIONEER NATURAL RES. USA, INC.	Oil	21773
42-317-34700	PIONEER NATURAL RES. USA, INC.	Oil	38173
42-317-34701	PIONEER NATURAL RES. USA, INC.	Oil	22162
42-317-34702	PIONEER NATURAL RES. USA, INC.	Oil	38116
42-317-34703	PIONEER NATURAL RES. USA, INC.	Oil	38122
42-317-34704	Legacy Reserves Operating LP	Oil	38089
42-317-34705	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38341
42-317-34706	BIRCH OPERATIONS, INC.	Oil	38171
42-317-34707	PIONEER NATURAL RES. USA, INC.	Oil	16072
42-317-34708	QEP ENERGY COMPANY	Oil	37932
42-317-34709	GUIDON ENERGY MGMT SERVICES LLC	Oil	38302
42-317-34710	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37889
42-317-34711	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38045
42-317-34712	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38063
42-317-34713	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38158
42-317-34714	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38582
42-317-34715	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38156
42-317-34716	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38155
42-317-34717	PIONEER NATURAL RES. USA, INC.	Oil	38100
42-317-34718	PIONEER NATURAL RES. USA, INC.	Oil	38100
42-317-34719	OVINTIV USA INC.	Oil	37677
42-317-34720	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38128
42-317-34721	CHISOS, LTD.	Oil	37347
42-317-34722	CHISOS, LTD.	Oil	37469
42-317-34723	PIONEER NATURAL RES. USA, INC.	Oil	38938
42-317-34724	OVINTIV USA INC.	Oil	38475
42-317-34725	PIONEER NATURAL RES. USA, INC.	Oil	38191
42-317-34726	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38083
42-317-34727	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-34728	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37947
42-317-34729	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38105
42-317-34730	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38346
42-317-34731	CHISOS, LTD.	Oil	29797
42-317-34732	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38383
42-317-34733	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38159
42-317-34734	GUIDON ENERGY MGMT SERVICES LLC	Oil	38157
42-317-34735	GUIDON ENERGY MGMT SERVICES LLC	Oil	38157
42-317-34736	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38582
42-317-34737	GUIDON ENERGY MGMT SERVICES LLC	Oil	38287
42-317-34738	QEP ENERGY COMPANY	Oil	37770
42-317-34739	QEP ENERGY COMPANY	Oil	37770
42-317-34740	QEP ENERGY COMPANY	Oil	43777
42-317-34741	QEP ENERGY COMPANY	Oil	37861
42-317-34742
42-317-34743	PIONEER NATURAL RES. USA, INC.	Oil	21708
42-317-34744	ROFF OPERATING COMPANY, LLC
42-317-34745	PETROLEGACY ENERGY II, LLC	Oil	39423
42-317-34746	PIONEER NATURAL RES. USA, INC.	Oil	38425
42-317-34747	PIONEER NATURAL RES. USA, INC.	Oil	38760
42-317-34748	QEP ENERGY COMPANY	Oil	38099
42-317-34749	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38611
42-317-34750	ENDEAVOR ENERGY RESOURCES L.P.	Oil	61775
42-317-34751	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38343
42-317-34752	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38343
42-317-34753	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38393
42-317-34754	GUIDON ENERGY MGMT SERVICES LLC	Oil	39698
42-317-34755	GUIDON ENERGY MGMT SERVICES LLC	Oil	38367
42-317-34756	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38359
42-317-34757	PETROLEGACY ENERGY II, LLC	Oil	39102
42-317-34758	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37894
42-317-34759	ROFF OPERATING COMPANY, LLC	Oil	12721
42-317-34760	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38536
42-317-34761	PETROPLEX ENERGY INC.	Oil	37938
42-317-34762	PETROPLEX ENERGY INC.	Oil	37938
42-317-34763	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38233
42-317-34764	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37892
42-317-34765	OVINTIV USA INC.	Oil	38475
42-317-34766	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38452
42-317-34767	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-34768	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-34769	PIONEER NATURAL RES. USA, INC.	Oil	38147
42-317-34770	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38238
42-317-34771	OPAL RESOURCES OPERATING CO.,LLC	Oil	51126
42-317-34772	PIONEER NATURAL RES. USA, INC.	Oil	38395
42-317-34773	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38450
42-317-34774	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38378
42-317-34775	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38535
42-317-34776	PETROLEGACY ENERGY II, LLC	Oil	38237
42-317-34777	LOTHIAN OIL TEXAS I, INC.
42-317-34778	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38452
42-317-34779	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37895
42-317-34780	GUIDON ENERGY MGMT SERVICES LLC	Oil	38348
42-317-34781	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38299
42-317-34782	Lario Oil & Gas Company	Oil	38808
42-317-34783	QEP ENERGY COMPANY	Oil	37741
42-317-34784	QEP ENERGY COMPANY	Oil	37861
42-317-34785	QEP ENERGY COMPANY	Oil	37861
42-317-34786	ROFF OPERATING COMPANY, LLC	Oil	38133
42-317-34787	PETROLEGACY ENERGY II, LLC	Oil	39265
42-317-34788	PETROLEGACY ENERGY II, LLC	Oil	38633
42-317-34789	PETROLEGACY ENERGY II, LLC	Oil	39423
42-317-34790	PIONEER NATURAL RES. USA, INC.	Oil	38122
42-317-34791	PIONEER NATURAL RES. USA, INC.	Oil	38240
42-317-34792	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38450
42-317-34793	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38357
42-317-34794	GUIDON ENERGY MGMT SERVICES LLC	Oil	38349
42-317-34795	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-34796	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-34797	PIONEER NATURAL RES. USA, INC.	Oil	37873
42-317-34798	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-34799	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-34800	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-34801	PIONEER NATURAL RES. USA, INC.	Oil	37873
42-317-34802	PIONEER NATURAL RES. USA, INC.	Oil	47413
42-317-34803	PIONEER NATURAL RES. USA, INC.	Oil	38537
42-317-34804	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38159
42-317-34805	H & M RESOURCES, LLC
42-317-34806	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38390
42-317-34807	QEP ENERGY COMPANY	Oil	38307
42-317-34808	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38341
42-317-34809	OVINTIV USA INC.	Oil	39712
42-317-34810	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34811	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34812	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34813	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-34814	PIONEER NATURAL RES. USA, INC.	Oil	38227
42-317-34815	PIONEER NATURAL RES. USA, INC.	Oil	38227
42-317-34816	PIONEER NATURAL RES. USA, INC.
42-317-34817	PIONEER NATURAL RES. USA, INC.
42-317-34818	PETROLEGACY ENERGY II, LLC	Oil	38237
42-317-34819	QEP ENERGY COMPANY	Oil	38099
42-317-34820	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38383
42-317-34821	Apache Corporation	Oil	27335
42-317-34822	PIONEER NATURAL RES. USA, INC.	Oil	32462
42-317-34823	PIONEER NATURAL RES. USA, INC.	Oil	32597
42-317-34824	PIONEER NATURAL RES. USA, INC.	Oil	38241
42-317-34825	COG OPERATING LLC	Oil	38014
42-317-34826	PIONEER NATURAL RES. USA, INC.	Oil	32922
42-317-34827	PETROLEGACY ENERGY II, LLC	Oil	38237
42-317-34828	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-34829	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-34830	PIONEER NATURAL RES. USA, INC.	Oil	37687
42-317-34831	PIONEER NATURAL RES. USA, INC.	Oil	37687
42-317-34832	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-34833	COG OPERATING LLC	Oil	37798
42-317-34834	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38158
42-317-34835	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38344
42-317-34836	MARINER ENERGY, INC.
42-317-34837	Apache Corporation	Oil	27493
42-317-34838	Apache Corporation	Oil	26567
42-317-34839	PETROLEGACY ENERGY II, LLC	Oil	38506
42-317-34840	PETROLEGACY ENERGY II, LLC	Oil	38612
42-317-34841	PETROLEGACY ENERGY II, LLC	Oil	38576
42-317-34842	PIONEER NATURAL RES. USA, INC.	Oil	38144
42-317-34843	GUIDON ENERGY MGMT SERVICES LLC	Oil	38302
42-317-34844	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38155
42-317-34845	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38128
42-317-34846	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38155
42-317-34847	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38375
42-317-34848	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38420
42-317-34849	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38376
42-317-34850	Sm Energy Company	Oil	38797
42-317-34851	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38359
42-317-34852	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38359
42-317-34853	PIONEER NATURAL RES. USA, INC.	Oil	38178
42-317-34854	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38426
42-317-34855	QEP ENERGY COMPANY	Oil	37676
42-317-34856	QEP ENERGY COMPANY	Oil	37861
42-317-34857	QEP ENERGY COMPANY	Oil	37741
42-317-34858	QEP ENERGY COMPANY	Oil	38408
42-317-34859	PIONEER NATURAL RES. USA, INC.	Oil	27374
42-317-34860	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38345
42-317-34861	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-34862	GUIDON ENERGY MGMT SERVICES LLC	Oil	39245
42-317-34863	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38289
42-317-34864	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38426
42-317-34865	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38379
42-317-34866	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38449
42-317-34867	Apache Corporation	Oil	21964
42-317-34868	Apache Corporation	Oil	27293
42-317-34869	Lario Oil & Gas Company	Oil	26954
42-317-34870	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38105
42-317-34871	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38328
42-317-34872	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38324
42-317-34873	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38394
42-317-34874	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38384
42-317-34875	DAKOTA RESOURCES, INC. (I)	Oil	38432
42-317-34876	Lario Oil & Gas Company	Oil	26954
42-317-34877	OVINTIV USA INC.	Oil	38475
42-317-34878	QEP ENERGY COMPANY	Oil	38432
42-317-34879	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38405
42-317-34880	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38378
42-317-34881	PIONEER NATURAL RES. USA, INC.	Oil	38387
42-317-34882	PIONEER NATURAL RES. USA, INC.	Oil	38292
42-317-34883	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-34884	EOG Resources, Inc.
42-317-34885	Apache Corporation	Oil	27424
42-317-34886	CHISOS, LTD.	Oil	37469
42-317-34887	MARINER ENERGY, INC.
42-317-34888	GUIDON ENERGY MGMT SERVICES LLC	Oil	38348
42-317-34889	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38390
42-317-34890	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38535
42-317-34891	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38403
42-317-34892	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38479
42-317-34893	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37892
42-317-34894	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35986
42-317-34895	Apache Corporation	Oil	24882
42-317-34896	COG OPERATING LLC	Oil	38431
42-317-34897	GUIDON ENERGY MGMT SERVICES LLC	Oil	38367
42-317-34898	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38405
42-317-34899	PIONEER NATURAL RES. USA, INC.	Oil	38417
42-317-34900	GUIDON ENERGY MGMT SERVICES LLC	Oil	38349
42-317-34901	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-34902	PIONEER NATURAL RES. USA, INC.	Oil	38178
42-317-34903	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38665
42-317-34904	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38341
42-317-34905	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38345
42-317-34906	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38383
42-317-34907	CHESAPEAKE OPERATING, INC.
42-317-34908	ROFF OPERATING COMPANY, LLC	Oil	12719
42-317-34910	OVINTIV USA INC.	Oil	38361
42-317-34911	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38344
42-317-34912	ENDEAVOR ENERGY RESOURCES L.P.
42-317-34913	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38419
42-317-34914	COG OPERATING LLC	Oil	23078
42-317-34915	COG OPERATING LLC	Oil	23174
42-317-34916	PETROPLEX ENERGY INC.	Oil	39238
42-317-34917	COG OPERATING LLC	Oil	37798
42-317-34918	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38428
42-317-34919	COG OPERATING LLC	Oil	23078
42-317-34920	COG OPERATING LLC	Oil	23212
42-317-34921	COG OPERATING LLC	Oil	23078
42-317-34922	COG OPERATING LLC	Oil	23078
42-317-34923	THOMPSON, J. CLEO
42-317-34924	COG OPERATING LLC	Oil	23078
42-317-34925	COG OPERATING LLC	Oil	23078
42-317-34926	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38357
42-317-34927	Sm Energy Company	Oil	38423
42-317-34928	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38524
42-317-34929	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38328
42-317-34930	PIONEER NATURAL RES. USA, INC.	Oil	38527
42-317-34931	PIONEER NATURAL RES. USA, INC.	Oil	38527
42-317-34932	PIONEER NATURAL RES. USA, INC.	Oil	38527
42-317-34933	PIONEER NATURAL RES. USA, INC.	Oil	38527
42-317-34934	PIONEER NATURAL RES. USA, INC.	Oil	38518
42-317-34935	PIONEER NATURAL RES. USA, INC.	Oil	38518
42-317-34936	PIONEER NATURAL RES. USA, INC.	Oil	38518
42-317-34937	COG OPERATING LLC	Oil	38431
42-317-34938	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-34939	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-34940	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-34941	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38376
42-317-34942	CHISOS, LTD.	Oil	37469
42-317-34943	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38585
42-317-34944	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-34945	PETROLEGACY ENERGY II, LLC	Oil	38613
42-317-34946	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38517
42-317-34947	QEP ENERGY COMPANY	Oil	38515
42-317-34948	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38433
42-317-34949
42-317-34950	PIONEER NATURAL RES. USA, INC.	Oil	38641
42-317-34951	PIONEER NATURAL RES. USA, INC.
42-317-34952	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-34953	PIONEER NATURAL RES. USA, INC.	Oil	22000
42-317-34954	PIONEER NATURAL RES. USA, INC.	Oil	38635
42-317-34955	PIONEER NATURAL RES. USA, INC.	Oil	38737
42-317-34956	ENDEAVOR ENERGY RESOURCES L.P.
42-317-34957	QEP ENERGY COMPANY	Oil	38528
42-317-34958	QEP ENERGY COMPANY	Oil	38526
42-317-34959	PIONEER NATURAL RES. USA, INC.	Oil	38810
42-317-34960	PIONEER NATURAL RES. USA, INC.	Oil	38643
42-317-34961	OVINTIV USA INC.	Oil	38475
42-317-34962	OVINTIV USA INC.	Oil	38475
42-317-34963	PETROLEGACY ENERGY II, LLC	Oil	38922
42-317-34964	PETROLEGACY ENERGY II, LLC	Oil	38748
42-317-34965	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38341
42-317-34966	PIONEER NATURAL RES. USA, INC.	Oil	38518
42-317-34967	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38645
42-317-34968	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38523
42-317-34969	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38379
42-317-34970	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38523
42-317-34971	PARSLEY ENERGY OPERATIONS, LLC	Oil	38466
42-317-34972	PARSLEY ENERGY OPERATIONS, LLC	Oil	38466
42-317-34973	PARSLEY ENERGY OPERATIONS, LLC	Oil	38466
42-317-34974	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-34975	PETROLEGACY ENERGY II, LLC	Oil	38634
42-317-34976	GUIDON ENERGY MGMT SERVICES LLC	Oil	38367
42-317-34977	GUIDON ENERGY MGMT SERVICES LLC	Oil	38287
42-317-34978	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38324
42-317-34979	GUIDON ENERGY MGMT SERVICES LLC	Oil	38516
42-317-34980	GUIDON ENERGY MGMT SERVICES LLC	Oil	38348
42-317-34981	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38583
42-317-34982	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38663
42-317-34983	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39253
42-317-34984	OVINTIV USA INC.	Oil	38475
42-317-34985	PETROPLEX ENERGY INC.	Oil	38773
42-317-34986	QEP ENERGY COMPANY	Oil	38617
42-317-34987	QEP ENERGY COMPANY	Oil	38529
42-317-34988	QEP ENERGY COMPANY	Oil	38533
42-317-34989	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38721
42-317-34990	PETROLEGACY ENERGY II, LLC	Oil	38568
42-317-34991
42-317-34992	OVINTIV USA INC.	Oil	38475
42-317-34993	PIONEER NATURAL RES. USA, INC.	Oil	26500
42-317-34994	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38519
42-317-34995	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38419
42-317-34996	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38450
42-317-34997	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-34998	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38665
42-317-34999	DE3 OPERATING LLC	Oil	39397
42-317-35000	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38428
42-317-35001
42-317-35002	GUIDON ENERGY MGMT SERVICES LLC	Oil	38736
42-317-35003	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38535
42-317-35004	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38743
42-317-35005	PIONEER NATURAL RES. USA, INC.
42-317-35006	PIONEER NATURAL RES. USA, INC.	Oil	38984
42-317-35007	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37303
42-317-35008	PIONEER NATURAL RES. USA, INC.	Oil	38639
42-317-35009	PIONEER NATURAL RES. USA, INC.	Oil	38639
42-317-35010	PIONEER NATURAL RES. USA, INC.	Oil	38639
42-317-35011	PIONEER NATURAL RES. USA, INC.	Oil	38639
42-317-35012	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38743
42-317-35013	PIONEER NATURAL RES. USA, INC.	Oil	38765
42-317-35014	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-35015	COG OPERATING LLC	Oil	38657
42-317-35016	PIONEER NATURAL RES. USA, INC.	Oil	38749
42-317-35017	QEP ENERGY COMPANY	Oil	38616
42-317-35018	QEP ENERGY COMPANY	Oil	38715
42-317-35019	QEP ENERGY COMPANY	Oil	38870
42-317-35020	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35021	Sm Energy Company	Oil	38770
42-317-35022	COG OPERATING LLC	Oil	38657
42-317-35023	PETROLEGACY ENERGY II, LLC	Oil	38712
42-317-35024	PETROPLEX ENERGY INC.	Oil	39016
42-317-35025	COG OPERATING LLC	Oil	38657
42-317-35026	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38592
42-317-35027	QEP ENERGY COMPANY	Oil	23870
42-317-35028	PIONEER NATURAL RES. USA, INC.	Oil	32851
42-317-35029	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35030	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35031	PIONEER NATURAL RES. USA, INC.	Oil	38750
42-317-35032	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38860
42-317-35033	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38433
42-317-35034	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39509
42-317-35035	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39509
42-317-35036	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38716
42-317-35037	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38812
42-317-35038	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38155
42-317-35039	PIONEER NATURAL RES. USA, INC.	Oil	38856
42-317-35040	PIONEER NATURAL RES. USA, INC.	Oil	38730
42-317-35041	PIONEER NATURAL RES. USA, INC.	Oil	21665
42-317-35042	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38742
42-317-35043	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38735
42-317-35044	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38405
42-317-35045	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38105
42-317-35046	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38238
42-317-35047	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38645
42-317-35048
42-317-35049	QEP ENERGY COMPANY	Oil	39162
42-317-35050	QEP ENERGY COMPANY	Oil	39162
42-317-35051	OVINTIV USA INC.	Oil	38475
42-317-35052	OVINTIV USA INC.	Oil	39383
42-317-35053	OVINTIV USA INC.	Oil	38475
42-317-35055	Hunt Oil Company	Oil	47914
42-317-35056	Hunt Oil Company	Oil	22708
42-317-35057	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38862
42-317-35058	Hunt Oil Company	Oil	23139
42-317-35059	MERIT ENERGY COMPANY
42-317-35060	PIONEER NATURAL RES. USA, INC.	Oil	38841
42-317-35061	CHISOS, LTD.	Oil	37469
42-317-35062	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38687
42-317-35063	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38738
42-317-35064	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38828
42-317-35065	PIONEER NATURAL RES. USA, INC.	Oil	21885
42-317-35066	PETROLEGACY ENERGY II, LLC	Oil	38633
42-317-35067	OVINTIV USA INC.	Oil	43639
42-317-35068	PIONEER NATURAL RES. USA, INC.	Oil	38537
42-317-35069	H & M RESOURCES, LLC
42-317-35070	PIONEER NATURAL RES. USA, INC.	Oil	39005
42-317-35071	PIONEER NATURAL RES. USA, INC.	Oil	39474
42-317-35072	COG OPERATING LLC	Oil	38792
42-317-35073	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38788
42-317-35074	ENDEAVOR ENERGY RESOURCES L.P.	Oil	48747
42-317-35075	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38583
42-317-35076	GUIDON ENERGY MGMT SERVICES LLC	Oil	38348
42-317-35077	COG OPERATING LLC	Oil	37798
42-317-35078	OVINTIV USA INC.	Oil	38595
42-317-35079	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-35080	GUIDON ENERGY MGMT SERVICES LLC	Oil	38861
42-317-35081
42-317-35082	Sm Energy Company	Oil	38789
42-317-35083	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38663
42-317-35084	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38811
42-317-35085	DIAMONDBACK E&P LLC	Oil	31782
42-317-35086	DIAMONDBACK E&P LLC	Oil	36712
42-317-35087	COG OPERATING LLC	Oil	38657
42-317-35088	DIAMONDBACK E&P LLC	Oil	38933
42-317-35089	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38359
42-317-35090	PIONEER NATURAL RES. USA, INC.	Oil	38745
42-317-35091	DIAMONDBACK E&P LLC	Oil	36758
42-317-35092	PIONEER NATURAL RES. USA, INC.	Oil	21953
42-317-35093	PETROPLEX ENERGY INC.	Oil	39001
42-317-35094	PETROPLEX ENERGY INC.	Oil	39001
42-317-35095	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38758
42-317-35096	BAM PERMIAN OPERATING, LLC	Oil	38940
42-317-35097	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38744
42-317-35098	COG OPERATING LLC	Oil	38431
42-317-35099	DIAMONDBACK E&P LLC	Oil	31863
42-317-35100	BEDROCK PRODUCTION, LLC	Oil	39300
42-317-35101	DIAMONDBACK E&P LLC	Oil	31863
42-317-35102	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38394
42-317-35103	DIAMONDBACK E&P LLC	Oil	36670
42-317-35104	GUIDON ENERGY MGMT SERVICES LLC	Oil	39698
42-317-35105	PIONEER NATURAL RES. USA, INC.	Oil	21911
42-317-35106	CHISOS, LTD.	Oil	37469
42-317-35107	PIONEER NATURAL RES. USA, INC.	Oil	38970
42-317-35108	DIAMONDBACK E&P LLC	Oil	32073
42-317-35109	PIONEER NATURAL RES. USA, INC.	Oil	38890
42-317-35110	PIONEER NATURAL RES. USA, INC.	Oil	39252
42-317-35111	PIONEER NATURAL RES. USA, INC.	Oil	38766
42-317-35112	DIAMONDBACK E&P LLC	Oil	31845
42-317-35113	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35114	CHISOS, LTD.	Oil	37469
42-317-35115	ROFF OPERATING COMPANY, LLC
42-317-35116	MIDLAND ENERGY, INC.	Oil	39006
42-317-35117	Sm Energy Company	Oil	38797
42-317-35118	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39229
42-317-35119	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38811
42-317-35120
42-317-35121	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-35122	PIONEER NATURAL RES. USA, INC.	Oil	21824
42-317-35123	PIONEER NATURAL RES. USA, INC.	Oil	51760
42-317-35124	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-35125	PIONEER NATURAL RES. USA, INC.	Oil	38888
42-317-35126	BIRCH OPERATIONS, INC.	Oil	38171
42-317-35127	PIONEER NATURAL RES. USA, INC.
42-317-35128	PIONEER NATURAL RES. USA, INC.	Oil	38834
42-317-35129	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-35130	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-35131	QEP ENERGY COMPANY	Oil	38620
42-317-35132	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38909
42-317-35133	PETROLEGACY ENERGY II, LLC	Oil	38713
42-317-35134	QEP ENERGY COMPANY	Oil	38752
42-317-35135	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38798
42-317-35136	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39120
42-317-35137	PIONEER NATURAL RES. USA, INC.	Oil	38843
42-317-35138	QEP ENERGY COMPANY	Oil	38699
42-317-35139	PIONEER NATURAL RES. USA, INC.
42-317-35140	Hunt Oil Company	Oil	23468
42-317-35141	Hunt Oil Company	Oil	22603
42-317-35143	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35144	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35145	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35146	PIONEER NATURAL RES. USA, INC.	Oil	38227
42-317-35147	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-35148	QEP ENERGY COMPANY	Oil	38859
42-317-35149	MIDLAND ENERGY, INC.	Oil	39017
42-317-35150	BC Operating, Inc.
42-317-35151	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38794
42-317-35152	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38519
42-317-35153	PARSLEY ENERGY OPERATIONS, LLC	Oil	39251
42-317-35154	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38535
42-317-35155	PETROLEGACY ENERGY II, LLC	Oil	38568
42-317-35156	GUIDON ENERGY MGMT SERVICES LLC	Oil	38736
42-317-35157	PIONEER NATURAL RES. USA, INC.	Oil	38833
42-317-35158	PARSLEY ENERGY OPERATIONS, LLC	Oil	37898
42-317-35159	PIONEER NATURAL RES. USA, INC.	Oil	38885
42-317-35160	PIONEER NATURAL RES. USA, INC.	Oil	32645
42-317-35161	ROFF OPERATING COMPANY, LLC	Oil	38880
42-317-35162	PETROLEGACY ENERGY II, LLC	Oil	38612
42-317-35163	PETROLEGACY ENERGY II, LLC	Oil	38852
42-317-35164	PETROLEGACY ENERGY II, LLC	Oil	39038
42-317-35165	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38882
42-317-35166	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39052
42-317-35167	COG OPERATING LLC	Oil	38431
42-317-35168	PETROLEGACY ENERGY II, LLC	Oil	38831
42-317-35169	PIONEER NATURAL RES. USA, INC.	Oil	38868
42-317-35170
42-317-35171	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38925
42-317-35172	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38993
42-317-35173	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-35174	PIONEER NATURAL RES. USA, INC.	Oil	38387
42-317-35175	Hunt Oil Company	Oil	22868
42-317-35176	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38902
42-317-35177	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39073
42-317-35178	PIONEER NATURAL RES. USA, INC.	Oil	32803
42-317-35179	QEP ENERGY COMPANY	Oil	38836
42-317-35180	PIONEER NATURAL RES. USA, INC.	Oil	38850
42-317-35181	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-35182	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-35183	PETROPLEX ENERGY INC.	Oil	37938
42-317-35184	QEP ENERGY COMPANY	Oil	38859
42-317-35185	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38871
42-317-35186	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38910
42-317-35187	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38886
42-317-35188	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38118
42-317-35189	COG OPERATING LLC	Oil	37798
42-317-35190	QEP ENERGY COMPANY	Oil	39146
42-317-35191	PIONEER NATURAL RES. USA, INC.	Oil	38425
42-317-35192	Sm Energy Company	Oil	38770
42-317-35193	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38862
42-317-35194	GUIDON ENERGY MGMT SERVICES LLC	Oil	38848
42-317-35195	BIRCH OPERATIONS, INC.	Oil	38846
42-317-35196	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39380
42-317-35197	GUIDON ENERGY MGMT SERVICES LLC	Oil	39698
42-317-35198	OVINTIV USA INC.	Oil	38920
42-317-35199	RELIANCE ENERGY, INC.
42-317-35200	COG OPERATING LLC	Oil	38792
42-317-35201	PIONEER NATURAL RES. USA, INC.
42-317-35202	PIONEER NATURAL RES. USA, INC.	Oil	21672
42-317-35203	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38238
42-317-35204	QEP ENERGY COMPANY	Oil	39813
42-317-35205	Hunt Oil Company	Oil	22763
42-317-35206	PIONEER NATURAL RES. USA, INC.	Oil	38845
42-317-35207	PIONEER NATURAL RES. USA, INC.	Oil	38975
42-317-35208	PIONEER NATURAL RES. USA, INC.	Oil	38855
42-317-35209	PIONEER NATURAL RES. USA, INC.	Oil	38855
42-317-35210	BIRCH OPERATIONS, INC.	Oil	38847
42-317-35211
42-317-35212	AGUA LIBRE MIDSTREAM LLC	Oil	21543
42-317-35213	PIONEER NATURAL RES. USA, INC.	Oil	38867
42-317-35214	OPAL RESOURCES OPERATING CO.,LLC
42-317-35215	DIAMONDBACK E&P LLC	Oil	51126
42-317-35216	PIONEER NATURAL RES. USA, INC.	Oil	39101
42-317-35217	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38992
42-317-35218	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38991
42-317-35219	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38989
42-317-35220	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38911
42-317-35221	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-35222	PIONEER NATURAL RES. USA, INC.
42-317-35223	PIONEER NATURAL RES. USA, INC.
42-317-35224	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35225	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35226	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38988
42-317-35227	PIONEER NATURAL RES. USA, INC.	Oil	28286
42-317-35228	PIONEER NATURAL RES. USA, INC.	Oil	39375
42-317-35229	PIONEER NATURAL RES. USA, INC.
42-317-35230	Sm Energy Company	Oil	39526
42-317-35231	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38990
42-317-35232	PIONEER NATURAL RES. USA, INC.	Oil	32934
42-317-35233	ENVIRONMENTAL DISPOSAL SYSTEMS	Oil	39133
42-317-35234	COG OPERATING LLC	Oil	39688
42-317-35235	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-35236	COG OPERATING LLC	Oil	38014
42-317-35237	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39773
42-317-35238	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35239	DISCOVERY OPERATING, INC.	Oil	27053
42-317-35240	DISCOVERY OPERATING, INC.	Oil	26071
42-317-35241	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39223
42-317-35242
42-317-35243	DIAMONDBACK E&P LLC	Oil	39421
42-317-35244	DIAMONDBACK E&P LLC	Oil	39422
42-317-35245	QEP ENERGY COMPANY	Oil	39022
42-317-35246
42-317-35247	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35248	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39233
42-317-35249	CHESAPEAKE OPERATING, INC.
42-317-35250	COG OPERATING LLC	Oil	38431
42-317-35251	WALSH & WATTS, INC.	Oil	16714
42-317-35252	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38341
42-317-35253	DIAMONDBACK E&P LLC	Oil	38895
42-317-35254	DIAMONDBACK E&P LLC	Oil	38895
42-317-35255	COG OPERATING LLC	Oil	38014
42-317-35256	XTO ENERGY INC.	Oil	26483
42-317-35257	MERITAGE ENERGY COMPANY, LLC
42-317-35258	XTO ENERGY INC.	Oil	26492
42-317-35259	DIAMONDBACK E&P LLC	Oil	39488
42-317-35260	DIAMONDBACK E&P LLC	Oil	38958
42-317-35261	QEP ENERGY COMPANY	Oil	39093
42-317-35262	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39122
42-317-35263	COG OPERATING LLC	Oil	23212
42-317-35264
42-317-35265	Sm Energy Company	Oil	39525
42-317-35266	DIAMONDBACK E&P LLC	Oil	38895
42-317-35267	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35268	THOMPSON, J. CLEO
42-317-35269	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40524
42-317-35270	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35271	GUIDON ENERGY MGMT SERVICES LLC	Oil	39100
42-317-35272	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38428
42-317-35273	R K PETROLEUM CORP.	Oil	44407
42-317-35274	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-35275	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38716
42-317-35276	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38450
42-317-35277	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38812
42-317-35278	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-35279	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-35280	PIONEER NATURAL RES. USA, INC.	Oil	38178
42-317-35281	DIAMONDBACK E&P LLC	Oil	39214
42-317-35282	LIMESTONE EXPLORATION, LLC
42-317-35283	LIMESTONE EXPLORATION, LLC
42-317-35284	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39385
42-317-35285	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39391
42-317-35286	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39339
42-317-35287	LIMESTONE EXPLORATION, LLC	Oil	16880
42-317-35288	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39486
42-317-35289	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39486
42-317-35290	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39773
42-317-35291	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38882
42-317-35292	DIAMONDBACK E&P LLC	Oil	38980
42-317-35293	DIAMONDBACK E&P LLC	Oil	38980
42-317-35294	DIAMONDBACK E&P LLC	Oil	38967
42-317-35295	MERIT ENERGY COMPANY
42-317-35296	MERIT ENERGY COMPANY
42-317-35297	COG OPERATING LLC	Oil	38792
42-317-35298	Hunt Oil Company	Oil	23468
42-317-35299	MERIT ENERGY COMPANY
42-317-35300	PIONEER NATURAL RES. USA, INC.
42-317-35301	PIONEER NATURAL RES. USA, INC.	Oil	39378
42-317-35302	MERIT ENERGY COMPANY
42-317-35303
42-317-35304	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38721
42-317-35305	PIONEER NATURAL RES. USA, INC.	Oil	39117
42-317-35306	OVINTIV USA INC.	Oil	39107
42-317-35307	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-35308	Hunt Oil Company	Oil	22603
42-317-35309	QEP ENERGY COMPANY	Oil	37008
42-317-35310	PIONEER NATURAL RES. USA, INC.	Oil	38850
42-317-35311	PIONEER NATURAL RES. USA, INC.
42-317-35312
42-317-35313
42-317-35314	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39232
42-317-35315	DIAMONDBACK E&P LLC	Oil	38987
42-317-35316	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38645
42-317-35317	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39103
42-317-35318	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39301
42-317-35319	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35320	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38519
42-317-35321	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35322	GUIDON ENERGY MGMT SERVICES LLC	Oil	38861
42-317-35323	GUIDON ENERGY MGMT SERVICES LLC	Oil	37546
42-317-35324	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39104
42-317-35325	LCX ENERGY, LLC
42-317-35326	PARSLEY ENERGY OPERATIONS, LLC	Oil	37898
42-317-35327	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-35328	PETROLEGACY ENERGY II, LLC	Oil	39106
42-317-35329	PETROLEGACY ENERGY II, LLC	Oil	39147
42-317-35330	PIONEER NATURAL RES. USA, INC.	Oil	21177
42-317-35331	MERIT ENERGY COMPANY
42-317-35332	BC Operating, Inc.
42-317-35333	Hunt Oil Company	Oil	47914
42-317-35334	Hunt Oil Company	Oil	47920
42-317-35335	COG OPERATING LLC	Oil	23212
42-317-35336
42-317-35337
42-317-35338
42-317-35339	PIONEER NATURAL RES. USA, INC.	Oil	39148
42-317-35340	COG OPERATING LLC	Oil	38792
42-317-35341	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39122
42-317-35342	DIAMONDBACK E&P LLC	Oil	39044
42-317-35343	MARINER ENERGY, INC.
42-317-35344	RELIANCE ENERGY, INC.
42-317-35345	Cobra Oil & Gas Corporation
42-317-35346	PIONEER NATURAL RES. USA, INC.	Oil	39449
42-317-35347	QEP ENERGY COMPANY	Oil	38986
42-317-35348	QEP ENERGY COMPANY	Oil	38529
42-317-35349	QEP ENERGY COMPANY	Oil	37676
42-317-35350	QEP ENERGY COMPANY	Oil	38307
42-317-35351	QEP ENERGY COMPANY	Oil	39022
42-317-35352	PIONEER NATURAL RES. USA, INC.	Oil	39007
42-317-35353	MERIT ENERGY COMPANY
42-317-35354	QEP ENERGY COMPANY	Oil	37770
42-317-35355	SCOUT ENERGY MANAGEMENT LLC	Oil	39592
42-317-35356	Apache Corporation	Oil	27293
42-317-35357	PIONEER NATURAL RES. USA, INC.
42-317-35358	PIONEER NATURAL RES. USA, INC.
42-317-35359	PIONEER NATURAL RES. USA, INC.	Oil	39330
42-317-35360	HANNATHON PETROLEUM, LLC	Oil	38997
42-317-35361	DIAMONDBACK E&P LLC	Oil	51126
42-317-35362	DIAMONDBACK E&P LLC	Oil	40756
42-317-35363	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-35364	PETROLEGACY ENERGY II, LLC	Oil	40041
42-317-35365	XTO ENERGY INC.	Oil	25780
42-317-35366	COG OPERATING LLC	Oil	38657
42-317-35367	PIONEER NATURAL RES. USA, INC.	Oil	40456
42-317-35368	MIDLAND ENERGY, INC.	Oil	39099
42-317-35369	COG OPERATING LLC	Oil	38014
42-317-35370	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39491
42-317-35371	DIAMONDBACK E&P LLC	Oil	22467
42-317-35372	DIAMONDBACK E&P LLC	Oil	22467
42-317-35373	DIAMONDBACK E&P LLC	Oil	36670
42-317-35374	PIONEER NATURAL RES. USA, INC.	Oil	39467
42-317-35375	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39137
42-317-35376	DIAMONDBACK E&P LLC	Oil	36670
42-317-35377	QEP ENERGY COMPANY	Oil	39191
42-317-35378	DIAMONDBACK E&P LLC	Oil	16487
42-317-35379	ENTERPRISE PRODUCTS OPERATINGLLC
42-317-35380	PIONEER NATURAL RES. USA, INC.
42-317-35381	PETROLEGACY ENERGY II, LLC	Oil	40179
42-317-35382	PETROLEGACY ENERGY II, LLC	Oil	39275
42-317-35383	BC Operating, Inc.
42-317-35384	DIAMONDBACK E&P LLC	Oil	39141
42-317-35385	COG OPERATING LLC	Oil	37798
42-317-35386	PETROLEGACY ENERGY II, LLC	Oil	38712
42-317-35387	MERITAGE ENERGY COMPANY, LLC
42-317-35388	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38860
42-317-35389	MIDLAND ENERGY, INC.	Oil	39097
42-317-35390	DIAMONDBACK E&P LLC	Oil	38895
42-317-35391	LAVANCO ENERGY, LTD.
42-317-35392	DIAMONDBACK E&P LLC	Oil	39018
42-317-35393	XTO ENERGY INC.	Oil	39131
42-317-35394	DIAMONDBACK E&P LLC	Oil	39018
42-317-35395	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38925
42-317-35396	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38886
42-317-35397	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39491
42-317-35398	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38993
42-317-35399	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38794
42-317-35400	Sm Energy Company	Oil	38789
42-317-35401	RELIANCE ENERGY, INC.
42-317-35402	MERITAGE ENERGY COMPANY, LLC
42-317-35403	MERITAGE ENERGY COMPANY, LLC
42-317-35404	RELIANCE ENERGY, INC.
42-317-35405	COG OPERATING LLC	Oil	40493
42-317-35406	GUIDON ENERGY MGMT SERVICES LLC	Oil	39136
42-317-35407	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-35408	DIAMONDBACK E&P LLC	Oil	40303
42-317-35409	RELIANCE ENERGY, INC.
42-317-35410	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39073
42-317-35411	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38989
42-317-35412	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-35413	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38742
42-317-35414	RELIANCE ENERGY, INC.
42-317-35415	RELIANCE ENERGY, INC.
42-317-35416	PIONEER NATURAL RES. USA, INC.	Oil	38845
42-317-35417	PIONEER NATURAL RES. USA, INC.	Oil	39117
42-317-35418	PIONEER NATURAL RES. USA, INC.	Oil	39234
42-317-35419	PETROLEGACY ENERGY II, LLC	Oil	40419
42-317-35420	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-35421	PIONEER NATURAL RES. USA, INC.
42-317-35422	PETROPLEX ENERGY INC.
42-317-35423	PETROPLEX ENERGY INC.	Oil	39495
42-317-35424	THOMPSON, J. CLEO
42-317-35425	THOMPSON, J. CLEO
42-317-35426
42-317-35427	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39342
42-317-35428	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39453
42-317-35429	PETROLEGACY ENERGY II, LLC	Oil	38568
42-317-35430	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39271
42-317-35431	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38535
42-317-35432	BIRCH OPERATIONS, INC.	Oil	38847
42-317-35433	BIRCH OPERATIONS, INC.	Oil	38847
42-317-35434	QEP ENERGY COMPANY	Oil	38715
42-317-35435	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35436	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38583
42-317-35437	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38583
42-317-35439	COG OPERATING LLC	Oil	38014
42-317-35440	DIAMONDBACK E&P LLC	Oil	38895
42-317-35441	DIAMONDBACK E&P LLC	Oil	39214
42-317-35442	Hunt Oil Company	Oil	22708
42-317-35443	SCOUT ENERGY MANAGEMENT LLC	Oil	39325
42-317-35444	CHESAPEAKE OPERATING, INC.
42-317-35445	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38403
42-317-35446	PETROLEGACY ENERGY II, LLC	Oil	40336
42-317-35447	PETROLEGACY ENERGY II, LLC	Oil	40772
42-317-35448	PIONEER NATURAL RES. USA, INC.	Oil	39364
42-317-35449	GUIDON ENERGY MGMT SERVICES LLC	Oil	39499
42-317-35450	QEP ENERGY COMPANY	Oil	37741
42-317-35451	QEP ENERGY COMPANY	Oil	37861
42-317-35452	DIAMONDBACK E&P LLC	Oil	39515
42-317-35454	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-35455	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39454
42-317-35456	HEP OIL GP, LLC
42-317-35457	MIDLAND ENERGY, INC.	Oil	39545
42-317-35458	MIDLAND ENERGY, INC.	Oil	39447
42-317-35459	PATRIOT RESOURCES, INC.
42-317-35460	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39469
42-317-35461	LAVANCO ENERGY, LTD.
42-317-35462	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39409
42-317-35463	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38428
42-317-35464	LAVANCO ENERGY, LTD.
42-317-35465	CHESAPEAKE OPERATING, INC.
42-317-35466	CHESAPEAKE OPERATING, INC.
42-317-35467	QEP ENERGY COMPANY	Oil	38616
42-317-35468	SCOUT ENERGY MANAGEMENT LLC	Oil	39407
42-317-35469	DIAMONDBACK E&P LLC	Oil	39214
42-317-35470	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35986
42-317-35471	DIAMONDBACK E&P LLC	Oil	39769
42-317-35472
42-317-35473	OPAL RESOURCES OPERATING CO.,LLC
42-317-35474	GUIDON ENERGY MGMT SERVICES LLC	Oil	39511
42-317-35475	PIONEER NATURAL RES. USA, INC.	Oil	40395
42-317-35476	QEP ENERGY COMPANY	Oil	39410
42-317-35477	DIAMONDBACK E&P LLC	Oil	39824
42-317-35478	MERITAGE ENERGY COMPANY, LLC
42-317-35479	QEP ENERGY COMPANY	Oil	38986
42-317-35480	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-35481	PIONEER NATURAL RES. USA, INC.
42-317-35482	PIONEER NATURAL RES. USA, INC.
42-317-35483	PIONEER NATURAL RES. USA, INC.
42-317-35484	PIONEER NATURAL RES. USA, INC.	Oil	38178
42-317-35485	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-35486	CHESAPEAKE OPERATING, INC.	Oil	38870
42-317-35487	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39339
42-317-35488	CROWNQUEST OPERATING, LLC	Oil	39476
42-317-35489	PETROPLEX ENERGY INC.	Oil	39663
42-317-35490	MAK-J ENERGY PARTNERS(TX),LTD.
42-317-35491	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39452
42-317-35492	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39301
42-317-35493	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35494	MAK-J ENERGY PARTNERS(TX),LTD.
42-317-35495	MAK-J ENERGY PARTNERS(TX),LTD.
42-317-35496	COG OPERATING LLC	Oil	38014
42-317-35497	COG OPERATING LLC	Oil	38792
42-317-35498	DE3 OPERATING LLC	Oil	39426
42-317-35499	DE3 OPERATING LLC	Oil	39426
42-317-35500	PIONEER NATURAL RES. USA, INC.	Oil	39817
42-317-35501	PIONEER NATURAL RES. USA, INC.
42-317-35502	MERITAGE ENERGY COMPANY, LLC
42-317-35503	MERITAGE ENERGY COMPANY, LLC
42-317-35504	XTO ENERGY INC.	Oil	25736
42-317-35505	MERITAGE ENERGY COMPANY, LLC
42-317-35506	BERRY OIL COMP.
42-317-35507	MERITAGE ENERGY COMPANY, LLC
42-317-35509	CHESAPEAKE OPERATING, INC.	Oil	39413
42-317-35510	QEP ENERGY COMPANY	Oil	38528
42-317-35511	QEP ENERGY COMPANY	Oil	38515
42-317-35512	CHESAPEAKE OPERATING, INC.
42-317-35513
42-317-35514	QEP ENERGY COMPANY	Oil	38528
42-317-35515	QEP ENERGY COMPANY	Oil	38616
42-317-35516	QEP ENERGY COMPANY	Oil	39093
42-317-35517	QEP ENERGY COMPANY	Oil	38771
42-317-35518	R K PETROLEUM CORP.
42-317-35519	R K PETROLEUM CORP.
42-317-35520	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38405
42-317-35521	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-35522	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35523	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-35524	PETROLEGACY ENERGY II, LLC	Oil	39653
42-317-35525	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39253
42-317-35526	Sm Energy Company	Oil	39601
42-317-35527	Sm Energy Company	Oil	39526
42-317-35528	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39554
42-317-35529	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-35530	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-35531	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-35532	QEP ENERGY COMPANY	Oil	39728
42-317-35533	PIONEER NATURAL RES. USA, INC.
42-317-35534	PETROPLEX ENERGY INC.	Oil	39552
42-317-35535	DIAMONDBACK E&P LLC	Oil	39506
42-317-35536	QEP ENERGY COMPANY	Oil	37861
42-317-35537	DIAMONDBACK E&P LLC	Oil	39506
42-317-35538	PIONEER NATURAL RES. USA, INC.
42-317-35539	DIAMONDBACK E&P LLC	Oil	39506
42-317-35540	DIAMONDBACK E&P LLC	Oil	39506
42-317-35541	DIAMONDBACK E&P LLC	Oil	39506
42-317-35542	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35543	DIAMONDBACK E&P LLC	Oil	39427
42-317-35544	DIAMONDBACK E&P LLC	Oil	36563
42-317-35545	DIAMONDBACK E&P LLC	Oil	16487
42-317-35546	DIAMONDBACK E&P LLC	Oil	16487
42-317-35547
42-317-35548	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39223
42-317-35549	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38991
42-317-35550	Sm Energy Company	Oil	39384
42-317-35551	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38716
42-317-35552	QEP ENERGY COMPANY	Oil	37861
42-317-35553
42-317-35554	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-35555	PIONEER NATURAL RES. USA, INC.
42-317-35556	QEP ENERGY COMPANY	Oil	37861
42-317-35557	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39676
42-317-35558	COG OPERATING LLC	Oil	37798
42-317-35559	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38663
42-317-35560	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40204
42-317-35561	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38794
42-317-35562	COG OPERATING LLC	Oil	37798
42-317-35563	ENDEAVOR ENERGY RESOURCES L.P.	Oil	48747
42-317-35564	DIAMONDBACK E&P LLC	Oil	39506
42-317-35565	OVINTIV USA INC.	Oil	39632
42-317-35566	PETROLEGACY ENERGY II, LLC	Oil	51445
42-317-35567	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40948
42-317-35568	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38426
42-317-35569	PARSLEY ENERGY OPERATIONS, LLC	Oil	37898
42-317-35570	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35571	QEP ENERGY COMPANY	Oil	39868
42-317-35572	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-35573	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-35574	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39452
42-317-35575	PIONEER NATURAL RES. USA, INC.
42-317-35576	PETROPLEX ENERGY INC.	Oil	39527
42-317-35577	PETROLEGACY ENERGY II, LLC	Oil	41154
42-317-35578	SCOUT ENERGY MANAGEMENT LLC	Oil	39546
42-317-35579	PIONEER NATURAL RES. USA, INC.
42-317-35580	COG OPERATING LLC	Oil	38431
42-317-35581	DIAMONDBACK E&P LLC	Oil	40343
42-317-35582	OPAL RESOURCES OPERATING CO.,LLC
42-317-35583	SCOUT ENERGY MANAGEMENT LLC	Oil	39619
42-317-35584	PIONEER NATURAL RES. USA, INC.
42-317-35585	DIAMONDBACK E&P LLC	Oil	39506
42-317-35586	OPAL RESOURCES OPERATING CO.,LLC
42-317-35587	PIONEER NATURAL RES. USA, INC.	Oil	39822
42-317-35588	ENDEAVOR ENERGY RESOURCES L.P.	Oil	21968
42-317-35589	PETROPLEX ENERGY INC.	Oil	39593
42-317-35590	SCOUT ENERGY MANAGEMENT LLC	Oil	39534
42-317-35591	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39530
42-317-35592	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39635
42-317-35593	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39647
42-317-35594	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-35595	DIAMONDBACK E&P LLC	Oil	39871
42-317-35596	DIAMONDBACK E&P LLC	Oil	39769
42-317-35597	DIAMONDBACK E&P LLC	Oil	39515
42-317-35598	DIAMONDBACK E&P LLC	Oil	39765
42-317-35599	OPAL RESOURCES OPERATING CO.,LLC
42-317-35600	DIAMONDBACK E&P LLC	Oil	39044
42-317-35601	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-35602	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-35603	DIAMONDBACK E&P LLC	Oil	38987
42-317-35604	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39602
42-317-35605	DIAMONDBACK E&P LLC	Oil	39506
42-317-35606	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39781
42-317-35607	CHEVRON U. S. A. INC.
42-317-35608	COG OPERATING LLC	Oil	38014
42-317-35609	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39409
42-317-35610	R K PETROLEUM CORP.	Oil	39684
42-317-35611	SCOUT ENERGY MANAGEMENT LLC	Oil	39850
42-317-35612	XTO ENERGY INC.	Oil	39625
42-317-35613	XTO ENERGY INC.	Oil	39660
42-317-35614	XTO ENERGY INC.	Oil	39741
42-317-35615	MERITAGE ENERGY COMPANY, LLC
42-317-35616	XTO ENERGY INC.	Oil	40327
42-317-35617	DIAMONDBACK E&P LLC	Oil	39945
42-317-35618	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39342
42-317-35619	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39469
42-317-35620	DE3 OPERATING LLC	Oil	39426
42-317-35621	H & M RESOURCES, LLC	Oil	39632
42-317-35622	SCOUT ENERGY MANAGEMENT LLC	Oil	39658
42-317-35623	GUIDON ENERGY MGMT SERVICES LLC	Oil	40096
42-317-35624	XTO ENERGY INC.	Oil	39637
42-317-35625	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37439
42-317-35626	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39780
42-317-35627	SCOUT ENERGY MANAGEMENT LLC	Oil	39597
42-317-35628	DE3 OPERATING LLC	Oil	34116
42-317-35629	DIAMONDBACK E&P LLC	Oil	39506
42-317-35630	BIRCH OPERATIONS, INC.	Oil	39818
42-317-35631	BIRCH OPERATIONS, INC.	Oil	39820
42-317-35632	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39787
42-317-35633	SCOUT ENERGY MANAGEMENT LLC	Oil	39739
42-317-35634	DIAMONDBACK E&P LLC	Oil	39946
42-317-35635	DIAMONDBACK E&P LLC	Oil	39947
42-317-35636	DIAMONDBACK E&P LLC	Oil	39983
42-317-35637	GUIDON ENERGY MGMT SERVICES LLC	Oil	39550
42-317-35638	BIRCH OPERATIONS, INC.	Oil	39748
42-317-35639	BIRCH OPERATIONS, INC.	Oil	39748
42-317-35640	GUIDON ENERGY MGMT SERVICES LLC	Oil	39763
42-317-35641	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-35642	PIONEER NATURAL RES. USA, INC.	Oil	39835
42-317-35643	DIAMONDBACK E&P LLC	Oil	39506
42-317-35644	SCOUT ENERGY MANAGEMENT LLC	Oil	39654
42-317-35645	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-35646	COG OPERATING LLC	Oil	39823
42-317-35647	COG OPERATING LLC	Oil	39823
42-317-35648	RELIANCE ENERGY, INC.
42-317-35649	RELIANCE ENERGY, INC.
42-317-35650	QEP ENERGY COMPANY	Oil	44634
42-317-35651	SCOUT ENERGY MANAGEMENT LLC	Oil	39825
42-317-35652	OVINTIV USA INC.	Oil	38920
42-317-35653	DIAMONDBACK E&P LLC	Oil	39544
42-317-35654	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-35655	COG OPERATING LLC	Oil	38431
42-317-35656	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-35657	BIRCH OPERATIONS, INC.	Oil	39880
42-317-35658	DIAMONDBACK E&P LLC	Oil	39795
42-317-35659	DIAMONDBACK E&P LLC	Oil	39944
42-317-35660	DIAMONDBACK E&P LLC	Oil	40332
42-317-35661	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39998
42-317-35662	FORGE ENERGY, LLC	Oil	40032
42-317-35663	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39883
42-317-35664	SCOUT ENERGY MANAGEMENT LLC	Oil	39815
42-317-35665	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39339
42-317-35666	BIRCH OPERATIONS, INC.	Oil	39748
42-317-35667	DIAMONDBACK E&P LLC	Oil	39943
42-317-35668	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38721
42-317-35669	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38426
42-317-35670	PETROPLEX ENERGY INC.	Oil	40092
42-317-35671	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40162
42-317-35672	PIONEER NATURAL RES. USA, INC.	Oil	33014
42-317-35673	PIONEER NATURAL RES. USA, INC.	Oil	31994
42-317-35674	PIONEER NATURAL RES. USA, INC.	Oil	33031
42-317-35675	PIONEER NATURAL RES. USA, INC.	Oil	31937
42-317-35676	PIONEER NATURAL RES. USA, INC.	Oil	32864
42-317-35677	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35678	PIONEER NATURAL RES. USA, INC.	Oil	32803
42-317-35679	PIONEER NATURAL RES. USA, INC.	Oil	32911
42-317-35680	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39994
42-317-35681	BIRCH OPERATIONS, INC.	Oil	39842
42-317-35682	COG OPERATING LLC	Oil	37798
42-317-35683	COG OPERATING LLC	Oil	23078
42-317-35684	PETROPLEX ENERGY INC.	Oil	40111
42-317-35685	DIAMONDBACK E&P LLC	Oil	40161
42-317-35686	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39968
42-317-35687	Sm Energy Company	Oil	39967
42-317-35688	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-35689	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-35690	GUIDON ENERGY MGMT SERVICES LLC	Oil	39966
42-317-35691	BIRCH OPERATIONS, INC.	Oil	40083
42-317-35692	DIAMONDBACK E&P LLC	Oil	39943
42-317-35693	PIONEER NATURAL RES. USA, INC.	Oil	32143
42-317-35694	SCOUT ENERGY MANAGEMENT LLC	Oil	39546
42-317-35695	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	40666
42-317-35696	QEP ENERGY COMPANY	Oil	39867
42-317-35697	GUIDON ENERGY MGMT SERVICES LLC	Oil	39763
42-317-35698	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39676
42-317-35699	PIONEER NATURAL RES. USA, INC.	Oil	40218
42-317-35700	QEP ENERGY COMPANY	Oil	39954
42-317-35701	PETROLEGACY ENERGY II, LLC	Oil	40345
42-317-35702	CROWNQUEST OPERATING, LLC	Oil	39476
42-317-35703	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39647
42-317-35704	CROWNQUEST OPERATING, LLC	Oil	39852
42-317-35705	CROWNQUEST OPERATING, LLC	Oil	39476
42-317-35706	PETROLEGACY ENERGY II, LLC	Oil	40341
42-317-35707	OVINTIV USA INC.	Oil	39632
42-317-35708	PIONEER NATURAL RES. USA, INC.	Oil	39858
42-317-35709	PIONEER NATURAL RES. USA, INC.	Oil	40105
42-317-35710	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-35711	PIONEER NATURAL RES. USA, INC.	Oil	40351
42-317-35712	SCOUT ENERGY MANAGEMENT LLC	Oil	44166
42-317-35713	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39863
42-317-35714	DIAMONDBACK E&P LLC	Oil	40185
42-317-35715	DIAMONDBACK E&P LLC	Oil	40332
42-317-35716	DIAMONDBACK E&P LLC	Oil	40357
42-317-35717	PIONEER NATURAL RES. USA, INC.	Oil	40173
42-317-35718
42-317-35719	XTO ENERGY INC.	Oil	25860
42-317-35720	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39635
42-317-35721	PIONEER NATURAL RES. USA, INC.	Oil	39849
42-317-35722	PIONEER NATURAL RES. USA, INC.	Oil	40033
42-317-35723	PIONEER NATURAL RES. USA, INC.	Oil	40097
42-317-35724	PIONEER NATURAL RES. USA, INC.	Oil	39839
42-317-35725	PETROPLEX ENERGY INC.	Oil	39527
42-317-35726	XTO ENERGY INC.	Oil	40230
42-317-35727	Hunt Oil Company	Oil	39840
42-317-35728	BIRCH OPERATIONS, INC.	Oil	38847
42-317-35729	BIRCH OPERATIONS, INC.	Oil	39748
42-317-35730	BIRCH OPERATIONS, INC.	Oil	39818
42-317-35731	BC Operating, Inc.	Oil	39162
42-317-35732	SCOUT ENERGY MANAGEMENT LLC	Oil	39597
42-317-35733	PIONEER NATURAL RES. USA, INC.	Oil	39474
42-317-35734	DIAMONDBACK E&P LLC	Oil	39515
42-317-35735	OPAL RESOURCES OPERATING CO.,LLC
42-317-35736	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35737	COG OPERATING LLC	Oil	38431
42-317-35738	COG OPERATING LLC	Oil	39688
42-317-35739	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38794
42-317-35740	PIONEER NATURAL RES. USA, INC.	Oil	39832
42-317-35741	BIRCH OPERATIONS, INC.	Oil	38847
42-317-35742	DIAMONDBACK E&P LLC	Oil	39141
42-317-35743	OVINTIV USA INC.	Oil	40337
42-317-35744	DIAMONDBACK E&P LLC	Oil	39943
42-317-35745	QEP ENERGY COMPANY	Oil	39060
42-317-35746	QEP ENERGY COMPANY	Oil	21927
42-317-35747	DIAMONDBACK E&P LLC	Oil	40194
42-317-35748	OPAL RESOURCES OPERATING CO.,LLC
42-317-35749	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-35750	Sm Energy Company	Oil	39525
42-317-35751	AGUA LIBRE MIDSTREAM LLC	Oil	40521
42-317-35752	XTO ENERGY INC.	Oil	40232
42-317-35754	COG OPERATING LLC	Oil	40493
42-317-35755	XTO ENERGY INC.	Oil	40227
42-317-35756	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40796
42-317-35757	DIAMONDBACK E&P LLC	Oil	36696
42-317-35758	DIAMONDBACK E&P LLC	Oil	36734
42-317-35759
42-317-35760
42-317-35761	QEP ENERGY COMPANY	Oil	39813
42-317-35762	BIRCH OPERATIONS, INC.	Oil	39748
42-317-35763	DIAMONDBACK E&P LLC	Oil	16487
42-317-35764	PETROPLEX ENERGY INC.	Oil	39593
42-317-35765	XTO ENERGY INC.	Oil	40235
42-317-35766	DIAMONDBACK E&P LLC	Oil	39506
42-317-35767	DIAMONDBACK E&P LLC	Oil	39506
42-317-35768	QEP ENERGY COMPANY	Oil	38515
42-317-35769	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40669
42-317-35770	SCOUT ENERGY MANAGEMENT LLC	Oil	40077
42-317-35771	SCOUT ENERGY MANAGEMENT LLC	Oil	39654
42-317-35772	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41525
42-317-35773	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39781
42-317-35775	DIAMONDBACK E&P LLC	Oil	40184
42-317-35776	DIAMONDBACK E&P LLC	Oil	40196
42-317-35777	DIAMONDBACK E&P LLC	Oil	40196
42-317-35778	OPAL RESOURCES OPERATING CO.,LLC
42-317-35779
42-317-35780	DIAMONDBACK E&P LLC	Oil	40706
42-317-35781	DIAMONDBACK E&P LLC	Oil	40332
42-317-35782	COG OPERATING LLC	Oil	40493
42-317-35783	COG OPERATING LLC	Oil	40730
42-317-35784	COG OPERATING LLC	Oil	40493
42-317-35785	DIAMONDBACK E&P LLC	Oil	40184
42-317-35786	RELIANCE ENERGY, INC.
42-317-35787	OVINTIV USA INC.	Oil	38920
42-317-35788	OPAL RESOURCES OPERATING CO.,LLC
42-317-35789	DIAMONDBACK E&P LLC	Oil	40266
42-317-35790	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-35791	SCOUT ENERGY MANAGEMENT LLC	Oil	40205
42-317-35792	DIAMONDBACK E&P LLC	Oil	38980
42-317-35793	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-35794	QEP ENERGY COMPANY	Oil	39868
42-317-35795	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38299
42-317-35796	QEP ENERGY COMPANY	Oil	38528
42-317-35797	QEP ENERGY COMPANY	Oil	38752
42-317-35798	OVINTIV USA INC.	Oil	38920
42-317-35799
42-317-35800	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38379
42-317-35801	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40082
42-317-35802	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38379
42-317-35803	SCOUT ENERGY MANAGEMENT LLC	Oil	40188
42-317-35804	GUIDON ENERGY MGMT SERVICES LLC	Oil	40120
42-317-35805	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40156
42-317-35806	DIAMONDBACK E&P LLC	Oil	40073
42-317-35807	R K PETROLEUM CORP.	Oil	40311
42-317-35808	R K PETROLEUM CORP.	Oil	40496
42-317-35809	COG OPERATING LLC	Oil	40138
42-317-35810	PETROLEGACY ENERGY II, LLC	Oil	40675
42-317-35811	PETROLEGACY ENERGY II, LLC	Oil	40675
42-317-35812	COG OPERATING LLC	Oil	40138
42-317-35813	DIAMONDBACK E&P LLC	Oil	40357
42-317-35814	DIAMONDBACK E&P LLC	Oil	40357
42-317-35815	OPAL RESOURCES OPERATING CO.,LLC
42-317-35816	DIAMONDBACK E&P LLC	Oil	40357
42-317-35817	PIONEER NATURAL RES. USA, INC.	Oil	39379
42-317-35818	DIAMONDBACK E&P LLC	Oil	38895
42-317-35819	DIAMONDBACK E&P LLC	Oil	38895
42-317-35820	PIONEER NATURAL RES. USA, INC.	Oil	38888
42-317-35821
42-317-35822
42-317-35823	DIAMONDBACK E&P LLC	Oil	40743
42-317-35824	PIONEER NATURAL RES. USA, INC.	Oil	40530
42-317-35825	PIONEER NATURAL RES. USA, INC.	Oil	40532
42-317-35826	DIAMONDBACK E&P LLC	Oil	40211
42-317-35827	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40140
42-317-35828	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40225
42-317-35829	PETROPLEX ENERGY INC.	Oil	40764
42-317-35830	BLACK SWAN OPERATING, LLC	Oil	40465
42-317-35831	COG OPERATING LLC	Oil	40638
42-317-35832	COG OPERATING LLC	Oil	40638
42-317-35833	THOMPSON, J. CLEO
42-317-35834	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40066
42-317-35835	QEP ENERGY COMPANY	Oil	38515
42-317-35836	QEP ENERGY COMPANY	Oil	38870
42-317-35837	PETROLEGACY ENERGY II, LLC	Oil	39106
42-317-35838	PETROLEGACY ENERGY II, LLC	Oil	40455
42-317-35839	DIAMONDBACK E&P LLC	Oil	40149
42-317-35840	PETROLEGACY ENERGY II, LLC	Oil	40787
42-317-35841	Sm Energy Company	Oil	40492
42-317-35842	PETROPLEX ENERGY INC.	Oil	40200
42-317-35843	PIONEER NATURAL RES. USA, INC.	Oil	40415
42-317-35844	PIONEER NATURAL RES. USA, INC.	Oil	40259
42-317-35845	PIONEER NATURAL RES. USA, INC.	Oil	40939
42-317-35847	Sm Energy Company	Oil	40541
42-317-35848	Sm Energy Company	Oil	40187
42-317-35849	PIONEER NATURAL RES. USA, INC.	Oil	40546
42-317-35850	PIONEER NATURAL RES. USA, INC.	Oil	40335
42-317-35851	QEP ENERGY COMPANY	Oil	38533
42-317-35852	PIONEER NATURAL RES. USA, INC.	Oil	39979
42-317-35853	PIONEER NATURAL RES. USA, INC.	Oil	40329
42-317-35854	PIONEER NATURAL RES. USA, INC.	Oil	40720
42-317-35855	DIAMONDBACK E&P LLC	Oil	40213
42-317-35856	DIAMONDBACK E&P LLC	Oil	40267
42-317-35857
42-317-35858	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-35859	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-35860	PIONEER NATURAL RES. USA, INC.	Oil	32922
42-317-35861	PIONEER NATURAL RES. USA, INC.	Oil	32922
42-317-35862	QEP ENERGY COMPANY	Oil	39022
42-317-35863	PIONEER NATURAL RES. USA, INC.
42-317-35864	PETROLEGACY ENERGY II, LLC	Oil	40319
42-317-35865	PIONEER NATURAL RES. USA, INC.	Oil	40403
42-317-35866	PIONEER NATURAL RES. USA, INC.	Oil	32234
42-317-35867	QEP ENERGY COMPANY	Oil	38408
42-317-35868	PIONEER NATURAL RES. USA, INC.	Oil	40484
42-317-35869	QEP ENERGY COMPANY	Oil	38620
42-317-35870	QEP ENERGY COMPANY	Oil	39868
42-317-35871	PIONEER NATURAL RES. USA, INC.	Oil	40525
42-317-35873	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35874
42-317-35875
42-317-35876	DIAMONDBACK E&P LLC	Oil	41581
42-317-35877	OPAL RESOURCES OPERATING CO.,LLC
42-317-35878	PIONEER NATURAL RES. USA, INC.	Oil	40801
42-317-35879	Hunt Oil Company	Oil	40312
42-317-35880	QEP ENERGY COMPANY	Oil	38529
42-317-35881	PIONEER NATURAL RES. USA, INC.
42-317-35882	Sm Energy Company	Oil	40569
42-317-35883	PIONEER NATURAL RES. USA, INC.
42-317-35884	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-35885	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40508
42-317-35886	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35887	ENDEAVOR ENERGY RESOURCES L.P.
42-317-35888	Sm Energy Company	Oil	40305
42-317-35889	BIRCH OPERATIONS, INC.	Oil	40479
42-317-35890	COG OPERATING LLC	Oil	40493
42-317-35891	Sm Energy Company	Oil	40404
42-317-35892	OVINTIV USA INC.	Oil	38475
42-317-35893	PIONEER NATURAL RES. USA, INC.	Oil	39839
42-317-35894	PIONEER NATURAL RES. USA, INC.	Oil	40491
42-317-35895	PIONEER NATURAL RES. USA, INC.	Oil	40490
42-317-35896	COG OPERATING LLC	Oil	39823
42-317-35897	PIONEER NATURAL RES. USA, INC.
42-317-35898	PIONEER NATURAL RES. USA, INC.
42-317-35899	DIAMONDBACK E&P LLC	Oil	39214
42-317-35900	DIAMONDBACK E&P LLC	Oil	39214
42-317-35901	DIAMONDBACK E&P LLC	Oil	53968
42-317-35902	DIAMONDBACK E&P LLC	Oil	39506
42-317-35903	DIAMONDBACK E&P LLC	Oil	39506
42-317-35904	DIAMONDBACK E&P LLC	Oil	39506
42-317-35905	SCOUT ENERGY MANAGEMENT LLC	Oil	39815
42-317-35906	PIONEER NATURAL RES. USA, INC.	Oil	40381
42-317-35907	Sm Energy Company	Oil	40536
42-317-35908	Sm Energy Company	Oil	40548
42-317-35909	SCOUT ENERGY MANAGEMENT LLC	Oil	39739
42-317-35910	COG OPERATING LLC	Oil	38014
42-317-35911	COG OPERATING LLC	Oil	37798
42-317-35912	COG OPERATING LLC	Oil	37798
42-317-35913	PIONEER NATURAL RES. USA, INC.	Oil	41344
42-317-35914	MIDLAND ENERGY, INC.	Oil	39097
42-317-35915	PIONEER NATURAL RES. USA, INC.	Oil	41344
42-317-35916	SCOUT ENERGY MANAGEMENT LLC	Oil	40310
42-317-35917	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-35918	BIRCH OPERATIONS, INC.	Oil	30290
42-317-35919	DIAMONDBACK E&P LLC	Oil	38980
42-317-35920	DIAMONDBACK E&P LLC	Oil	39795
42-317-35921	BERRY OIL COMP.
42-317-35922	XTO ENERGY INC.	Oil	40232
42-317-35923	ENERGEN RESOURCES CORPORATION	Oil	39214
42-317-35924	QEP ENERGY COMPANY	Oil	39191
42-317-35925	DIAMONDBACK E&P LLC	Oil	40855
42-317-35926	DIAMONDBACK E&P LLC	Oil	40449
42-317-35927	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40847
42-317-35929	COG OPERATING LLC	Oil	38014
42-317-35930	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40442
42-317-35931	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38403
42-317-35932	PIONEER NATURAL RES. USA, INC.	Oil	50055
42-317-35933	COG OPERATING LLC	Oil	35503
42-317-35934	PIONEER NATURAL RES. USA, INC.	Oil	33080
42-317-35935	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35936	PIONEER NATURAL RES. USA, INC.	Oil	32911
42-317-35937	PIONEER NATURAL RES. USA, INC.	Oil	40358
42-317-35938	PIONEER NATURAL RES. USA, INC.	Oil	40416
42-317-35939	COG OPERATING LLC	Oil	35503
42-317-35940	SANDRIDGE EXPL. AND PROD., LLC	Oil	35501
42-317-35941	SANDRIDGE EXPL. AND PROD., LLC	Oil	35501
42-317-35942
42-317-35943	OPAL RESOURCES OPERATING CO.,LLC
42-317-35944	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39998
42-317-35945	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39883
42-317-35946	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40162
42-317-35947	DIAMONDBACK E&P LLC	Oil	40184
42-317-35948	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35949	PIONEER NATURAL RES. USA, INC.	Oil	40467
42-317-35950	DIAMONDBACK E&P LLC	Oil	39515
42-317-35951	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40414
42-317-35952	PIONEER NATURAL RES. USA, INC.	Oil	32851
42-317-35953	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-35954	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-35955	PETROPLEX ENERGY INC.	Oil	41050
42-317-35956	DISCOVERY OPERATING, INC.	Oil	40499
42-317-35957	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39863
42-317-35958	COG OPERATING LLC	Oil	38792
42-317-35959	COG OPERATING LLC	Oil	38792
42-317-35960	COG OPERATING LLC	Oil	38792
42-317-35961	DIAMONDBACK E&P LLC	Oil	39427
42-317-35962	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-35963	SCOUT ENERGY MANAGEMENT LLC	Oil	40961
42-317-35964	COG OPERATING LLC	Oil	39688
42-317-35965	COG OPERATING LLC	Oil	39688
42-317-35966	SCOUT ENERGY MANAGEMENT LLC	Oil	39325
42-317-35967	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39301
42-317-35968	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27360
42-317-35969	COG OPERATING LLC	Oil	38792
42-317-35970	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40550
42-317-35971	QEP ENERGY COMPANY	Oil	37741
42-317-35972	XTO ENERGY INC.	Oil	39788
42-317-35973	COG OPERATING LLC	Oil	40466
42-317-35974	COG OPERATING LLC	Oil	40576
42-317-35975	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-35976	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39530
42-317-35977	SCOUT ENERGY MANAGEMENT LLC	Oil	41010
42-317-35978	SCOUT ENERGY MANAGEMENT LLC	Oil	41076
42-317-35979	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39968
42-317-35980	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39339
42-317-35981	DIAMONDBACK E&P LLC	Oil	40266
42-317-35982	RELIANCE ENERGY, INC.
42-317-35983	SCOUT ENERGY MANAGEMENT LLC	Oil	40458
42-317-35984	SCOUT ENERGY MANAGEMENT LLC	Oil	39825
42-317-35985	DIAMONDBACK E&P LLC	Oil	40213
42-317-35986	DIAMONDBACK E&P LLC	Oil	40213
42-317-35987	PIONEER NATURAL RES. USA, INC.	Oil	33282
42-317-35988	QEP ENERGY COMPANY	Oil	26041
42-317-35989	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-35990	Sm Energy Company	Oil	40522
42-317-35991	R K PETROLEUM CORP.	Oil	40497
42-317-35992	PIONEER NATURAL RES. USA, INC.	Oil	40218
42-317-35993	PIONEER NATURAL RES. USA, INC.	Oil	38885
42-317-35994	PIONEER NATURAL RES. USA, INC.	Oil	41563
42-317-35995	COG OPERATING LLC	Oil	35503
42-317-35996	PIONEER NATURAL RES. USA, INC.	Oil	38888
42-317-35997	PIONEER NATURAL RES. USA, INC.	Oil	38890
42-317-35998	DISCOVERY OPERATING, INC.	Oil	40498
42-317-35999	QEP ENERGY COMPANY	Oil	38836
42-317-36000	XTO ENERGY INC.	Oil	39625
42-317-36001	XTO ENERGY INC.	Oil	39660
42-317-36002	COG OPERATING LLC	Oil	38792
42-317-36003
42-317-36004	COG OPERATING LLC	Oil	38657
42-317-36005	OVINTIV USA INC.	Oil	15968
42-317-36006	COG OPERATING LLC	Oil	38657
42-317-36007	PIONEER NATURAL RES. USA, INC.	Oil	40844
42-317-36008	COG OPERATING LLC	Oil	38014
42-317-36009	COG OPERATING LLC	Oil	38014
42-317-36010	COG OPERATING LLC	Oil	38431
42-317-36011	DIAMONDBACK E&P LLC	Oil	40706
42-317-36012	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40438
42-317-36013	DIAMONDBACK E&P LLC	Oil	36446
42-317-36014	DIAMONDBACK E&P LLC	Oil	36670
42-317-36015	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36016	DIAMONDBACK E&P LLC	Oil	36670
42-317-36017	PIONEER NATURAL RES. USA, INC.	Oil	39849
42-317-36018	DIAMONDBACK E&P LLC	Oil	36670
42-317-36019	DIAMONDBACK E&P LLC	Oil	36670
42-317-36020	QEP ENERGY COMPANY	Oil	38408
42-317-36021	DIAMONDBACK E&P LLC	Oil	16504
42-317-36022	DIAMONDBACK E&P LLC	Oil	16504
42-317-36023	BAM PERMIAN OPERATING, LLC	Oil	40620
42-317-36024	BAM PERMIAN OPERATING, LLC	Oil	40560
42-317-36025	PIONEER NATURAL RES. USA, INC.	Oil	38868
42-317-36026	GUIDON ENERGY MGMT SERVICES LLC	Oil	39763
42-317-36027	PIONEER NATURAL RES. USA, INC.	Oil	41232
42-317-36028	PIONEER NATURAL RES. USA, INC.
42-317-36029	QEP ENERGY COMPANY	Oil	38986
42-317-36030	BLACK SWAN OPERATING, LLC	Oil	40429
42-317-36031	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39781
42-317-36032	SCOUT ENERGY MANAGEMENT LLC	Oil	40564
42-317-36033	PIONEER NATURAL RES. USA, INC.
42-317-36034	PIONEER NATURAL RES. USA, INC.	Oil	40467
42-317-36035	DIAMONDBACK E&P LLC	Oil	40468
42-317-36036	DIAMONDBACK E&P LLC	Oil	40601
42-317-36037	SCOUT ENERGY MANAGEMENT LLC	Oil	40459
42-317-36038	Sm Energy Company	Oil	39967
42-317-36039	GUIDON ENERGY MGMT SERVICES LLC	Oil	40708
42-317-36040	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40160
42-317-36041	PIONEER NATURAL RES. USA, INC.	Oil	38841
42-317-36042	PIONEER NATURAL RES. USA, INC.	Oil	40554
42-317-36043	BIRCH OPERATIONS, INC.	Oil	40699
42-317-36044	PIONEER NATURAL RES. USA, INC.	Oil	40658
42-317-36045	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-36046	OVINTIV USA INC.	Oil	38361
42-317-36047	SCOUT ENERGY MANAGEMENT LLC	Oil	40643
42-317-36048	OVINTIV USA INC.	Oil	38595
42-317-36049	COG OPERATING LLC	Oil	39823
42-317-36050	PATRIOT RESOURCES, INC.	Oil	40839
42-317-36051	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40544
42-317-36052	QEP ENERGY COMPANY	Oil	39659
42-317-36053	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36054	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36055	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36056	PIONEER NATURAL RES. USA, INC.
42-317-36057	QEP ENERGY COMPANY	Oil	38699
42-317-36058	QEP ENERGY COMPANY	Oil	38870
42-317-36059	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38721
42-317-36060	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39676
42-317-36061	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-36062	QEP ENERGY COMPANY	Oil	38620
42-317-36063	DIAMONDBACK E&P LLC	Oil	39506
42-317-36064	DIAMONDBACK E&P LLC	Oil	39506
42-317-36065	DIAMONDBACK E&P LLC	Oil	39506
42-317-36066	DIAMONDBACK E&P LLC	Oil	39506
42-317-36067	DIAMONDBACK E&P LLC	Oil	39506
42-317-36068	DIAMONDBACK E&P LLC	Oil	39506
42-317-36069	DIAMONDBACK E&P LLC	Oil	39506
42-317-36070	DIAMONDBACK E&P LLC	Oil	39506
42-317-36071	DIAMONDBACK E&P LLC	Oil	39506
42-317-36072	BLACK SWAN OPERATING, LLC	Oil	40533
42-317-36073	BLACK SWAN OPERATING, LLC	Oil	40533
42-317-36074	XTO ENERGY INC.	Oil	40232
42-317-36075	XTO ENERGY INC.	Oil	40232
42-317-36076	DIAMONDBACK E&P LLC	Oil	38895
42-317-36077	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36078	BLACK SWAN OPERATING, LLC	Oil	40465
42-317-36079	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36080	BIRCH OPERATIONS, INC.	Oil	40716
42-317-36081	OVINTIV USA INC.	Oil	39107
42-317-36082	DIAMONDBACK E&P LLC	Oil	38895
42-317-36083	SCOUT ENERGY MANAGEMENT LLC	Oil	40876
42-317-36084	PIONEER NATURAL RES. USA, INC.	Oil	50055
42-317-36085	PIONEER NATURAL RES. USA, INC.	Oil	40484
42-317-36086	COG OPERATING LLC	Oil	40718
42-317-36087	PIONEER NATURAL RES. USA, INC.	Oil	41138
42-317-36088	PETROLEGACY ENERGY II, LLC	Oil	39147
42-317-36089	PETROLEGACY ENERGY II, LLC	Oil	39106
42-317-36090	QEP ENERGY COMPANY	Oil	39191
42-317-36091	QEP ENERGY COMPANY	Oil	41735
42-317-36092	QEP ENERGY COMPANY	Oil	39022
42-317-36093	SCOUT ENERGY MANAGEMENT LLC	Oil	40643
42-317-36094	DIAMONDBACK E&P LLC	Oil	40333
42-317-36095	PETROPLEX ENERGY INC.	Oil	41467
42-317-36096	PIONEER NATURAL RES. USA, INC.	Oil	31023
42-317-36097	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-36098	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40651
42-317-36099	CROWNQUEST OPERATING, LLC	Oil	40577
42-317-36100	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-36101	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-36102	PETROLEGACY ENERGY II, LLC	Oil	40835
42-317-36103	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-36104	BLACK SWAN OPERATING, LLC	Oil	40645
42-317-36105	PARSLEY ENERGY OPERATIONS, LLC
42-317-36106	PARSLEY ENERGY OPERATIONS, LLC
42-317-36107	PIONEER NATURAL RES. USA, INC.	Oil	38227
42-317-36108	PIONEER NATURAL RES. USA, INC.
42-317-36109	PIONEER NATURAL RES. USA, INC.	Oil	33141
42-317-36110	DIAMONDBACK E&P LLC	Oil	38895
42-317-36111	QEP ENERGY COMPANY	Oil	38616
42-317-36112	COG OPERATING LLC	Oil	35467
42-317-36113	OVINTIV USA INC.	Oil	35556
42-317-36114	BLACK SWAN OPERATING, LLC	Oil	40779
42-317-36115	DIAMONDBACK E&P LLC	Oil	41188
42-317-36116	DIAMONDBACK E&P LLC	Oil	38895
42-317-36117	PIONEER NATURAL RES. USA, INC.	Oil	32647
42-317-36118	Wagner Oil Company
42-317-36119	DIAMONDBACK E&P LLC	Oil	39018
42-317-36120	QEP ENERGY COMPANY	Oil	39162
42-317-36121	BLACK SWAN OPERATING, LLC	Oil	40645
42-317-36122	SCOUT ENERGY MANAGEMENT LLC	Oil	40913
42-317-36123	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40739
42-317-36124	ENDEAVOR ENERGY RESOURCES L.P.	Oil	23568
42-317-36125	PIONEER NATURAL RES. USA, INC.	Oil	37873
42-317-36126	PIONEER NATURAL RES. USA, INC.	Oil	37873
42-317-36127	PETROPLEX ENERGY INC.	Oil	40892
42-317-36128	BIRCH OPERATIONS, INC.	Oil	41105
42-317-36129	QEP ENERGY COMPANY	Oil	38620
42-317-36130	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-36131	QEP ENERGY COMPANY	Oil	39162
42-317-36132	QEP ENERGY COMPANY	Oil	39162
42-317-36133	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-36134	PARSLEY ENERGY OPERATIONS, LLC	Oil	25378
42-317-36135	PATRIOT RESOURCES, INC.
42-317-36136	QEP ENERGY COMPANY	Oil	38307
42-317-36137	QEP ENERGY COMPANY	Oil	38529
42-317-36138	XTO ENERGY INC.	Oil	39788
42-317-36139	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40715
42-317-36140	Sm Energy Company	Oil	40536
42-317-36141	XTO ENERGY INC.	Oil	39660
42-317-36142	XTO ENERGY INC.	Oil	39660
42-317-36143	XTO ENERGY INC.	Oil	39131
42-317-36144	XTO ENERGY INC.	Oil	41353
42-317-36145	QEP ENERGY COMPANY	Oil	38550
42-317-36146	XTO ENERGY INC.	Oil	39625
42-317-36147	XTO ENERGY INC.	Oil	39625
42-317-36148	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-36149	PIONEER NATURAL RES. USA, INC.	Oil	39937
42-317-36150	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-36151	DIAMONDBACK E&P LLC	Oil	39214
42-317-36152	DIAMONDBACK E&P LLC	Oil	39214
42-317-36153	DIAMONDBACK E&P LLC	Oil	38895
42-317-36154	DIAMONDBACK E&P LLC	Oil	38895
42-317-36155	DIAMONDBACK E&P LLC	Oil	39214
42-317-36156	DIAMONDBACK E&P LLC	Oil	39214
42-317-36157	DIAMONDBACK E&P LLC	Oil	40855
42-317-36158	DIAMONDBACK E&P LLC	Oil	39214
42-317-36159	DE3 OPERATING LLC	Oil	40617
42-317-36160	PIONEER NATURAL RES. USA, INC.	Oil	40562
42-317-36161	COG OPERATING LLC	Oil	40730
42-317-36162	OVINTIV USA INC.	Oil	40337
42-317-36163	OVINTIV USA INC.	Oil	40337
42-317-36164	LIMESTONE EXPLORATION, LLC
42-317-36165	DIAMONDBACK E&P LLC	Oil	38958
42-317-36166	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40697
42-317-36167	OVINTIV USA INC.	Oil	36524
42-317-36168	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40927
42-317-36169	PIONEER NATURAL RES. USA, INC.	Oil	33140
42-317-36170	OVINTIV USA INC.	Oil	36524
42-317-36171	XTO ENERGY INC.	Oil	40232
42-317-36172	XTO ENERGY INC.	Oil	40232
42-317-36173	XTO ENERGY INC.	Oil	40232
42-317-36174	XTO ENERGY INC.	Oil	40232
42-317-36175	OVINTIV USA INC.	Oil	38475
42-317-36176	XTO ENERGY INC.	Oil	40227
42-317-36177	XTO ENERGY INC.	Oil	39741
42-317-36178	XTO ENERGY INC.	Oil	39637
42-317-36179	DIAMONDBACK E&P LLC	Oil	40213
42-317-36180	DIAMONDBACK E&P LLC	Oil	39506
42-317-36181	DIAMONDBACK E&P LLC	Oil	39506
42-317-36182	DIAMONDBACK E&P LLC	Oil	39506
42-317-36183	BLACK SWAN OPERATING, LLC	Oil	41390
42-317-36184	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-36185	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-36186	XTO ENERGY INC.	Oil	40280
42-317-36187	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-36188	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-36189	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-36190	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-36191	OVINTIV USA INC.	Oil	36524
42-317-36192	OVINTIV USA INC.	Oil	36524
42-317-36193	DIAMONDBACK E&P LLC	Oil	40745
42-317-36194	QEP ENERGY COMPANY	Oil	38771
42-317-36195	DIAMONDBACK E&P LLC	Oil	40714
42-317-36196	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36197	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36198	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-36199	PIONEER NATURAL RES. USA, INC.	Oil	38116
42-317-36200	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-36201	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-36202	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-36203	PIONEER NATURAL RES. USA, INC.	Oil	37626
42-317-36204	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40845
42-317-36205	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40770
42-317-36206	COG OPERATING LLC	Oil	38792
42-317-36207	QEP ENERGY COMPANY	Oil	39659
42-317-36208	QEP ENERGY COMPANY	Oil	38836
42-317-36209	BLACK SWAN OPERATING, LLC	Oil	41546
42-317-36210	DIAMONDBACK E&P LLC	Oil	39943
42-317-36211	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-36212	PIONEER NATURAL RES. USA, INC.	Oil	50055
42-317-36213	PIONEER NATURAL RES. USA, INC.	Oil	38810
42-317-36214	PIONEER NATURAL RES. USA, INC.	Oil	39148
42-317-36215	PIONEER NATURAL RES. USA, INC.	Oil	39378
42-317-36216	OVINTIV USA INC.	Oil	40746
42-317-36217	OVINTIV USA INC.	Oil	40746
42-317-36218	SCOUT ENERGY MANAGEMENT LLC	Oil	40459
42-317-36219	PIONEER NATURAL RES. USA, INC.	Oil	40980
42-317-36220	XTO ENERGY INC.	Oil	42095
42-317-36221	BERRY OIL COMP.
42-317-36222	PIONEER NATURAL RES. USA, INC.	Oil	32960
42-317-36223	PIONEER NATURAL RES. USA, INC.	Oil	33031
42-317-36224	BIRCH OPERATIONS, INC.	Oil	39437
42-317-36225	DIAMONDBACK E&P LLC	Oil	38980
42-317-36226	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-36227	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-36228	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-36229	DIAMONDBACK E&P LLC	Oil	41001
42-317-36230	Sm Energy Company	Oil	40187
42-317-36231	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40814
42-317-36232	ENDEAVOR ENERGY RESOURCES L.P.
42-317-36233	ENDEAVOR ENERGY RESOURCES L.P.
42-317-36234	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-36235	DIAMONDBACK E&P LLC	Oil	39506
42-317-36236	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40955
42-317-36237	DIAMONDBACK E&P LLC	Oil	39506
42-317-36238	DIAMONDBACK E&P LLC	Oil	40773
42-317-36239	PIONEER NATURAL RES. USA, INC.	Oil	41004
42-317-36240	PIONEER NATURAL RES. USA, INC.	Oil	38641
42-317-36241	PIONEER NATURAL RES. USA, INC.	Oil	39007
42-317-36242	PIONEER NATURAL RES. USA, INC.	Oil	41007
42-317-36243	DE3 OPERATING LLC	Oil	40617
42-317-36244	PIONEER NATURAL RES. USA, INC.	Oil	38122
42-317-36245	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41343
42-317-36246	DIAMONDBACK E&P LLC	Oil	39506
42-317-36247	DIAMONDBACK E&P LLC	Oil	39506
42-317-36248	PIONEER NATURAL RES. USA, INC.	Oil	38122
42-317-36249	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-36250	SCOUT ENERGY MANAGEMENT LLC	Oil	41355
42-317-36251	SCOUT ENERGY MANAGEMENT LLC	Oil	40832
42-317-36252	SCOUT ENERGY MANAGEMENT LLC	Oil	40839
42-317-36253	PIONEER NATURAL RES. USA, INC.	Oil	38841
42-317-36254	DIAMONDBACK E&P LLC	Oil	39506
42-317-36255	R K PETROLEUM CORP.	Oil	42114
42-317-36256	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-36257	QEP ENERGY COMPANY	Oil	40990
42-317-36258	ENDEAVOR ENERGY RESOURCES L.P.
42-317-36259	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40931
42-317-36260	GUIDON ENERGY MGMT SERVICES LLC	Oil	40120
42-317-36261	SCOUT ENERGY MANAGEMENT LLC	Oil	40836
42-317-36262	SCOUT ENERGY MANAGEMENT LLC	Oil	39850
42-317-36263	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39883
42-317-36264	QEP ENERGY COMPANY	Oil	38986
42-317-36265	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36266	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36267	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36268	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36269	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41028
42-317-36270	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-36271	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-36272	PIONEER NATURAL RES. USA, INC.	Oil	42184
42-317-36273	PIONEER NATURAL RES. USA, INC.	Oil	38970
42-317-36274	CHESAPEAKE OPERATING, INC.	Oil	38528
42-317-36275	QEP ENERGY COMPANY	Oil	38699
42-317-36276	COG OPERATING LLC	Oil	38657
42-317-36277	Sm Energy Company	Oil	40928
42-317-36278	QEP ENERGY COMPANY	Oil	38870
42-317-36279	PIONEER NATURAL RES. USA, INC.
42-317-36281	PIONEER NATURAL RES. USA, INC.	Oil	41687
42-317-36282	PETROLEGACY ENERGY II, LLC	Oil	41456
42-317-36283	BIRCH OPERATIONS, INC.	Oil	41039
42-317-36284	DIAMONDBACK E&P LLC	Oil	39018
42-317-36285	DIAMONDBACK E&P LLC	Oil	40194
42-317-36286	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41149
42-317-36287	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40878
42-317-36288	DIAMONDBACK E&P LLC	Oil	40194
42-317-36289	PIONEER NATURAL RES. USA, INC.	Oil	33469
42-317-36290	OPAL RESOURCES OPERATING CO.,LLC
42-317-36291
42-317-36292	COG OPERATING LLC	Oil	38792
42-317-36293	PIONEER NATURAL RES. USA, INC.	Oil	40335
42-317-36294	COG OPERATING LLC	Oil	37798
42-317-36295	PIONEER NATURAL RES. USA, INC.	Oil	40994
42-317-36296	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-36297	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36298	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36246
42-317-36299	PIONEER NATURAL RES. USA, INC.	Oil	41140
42-317-36300	PIONEER NATURAL RES. USA, INC.	Oil	41135
42-317-36301	PETROLEGACY ENERGY II, LLC	Oil	41075
42-317-36302	GUIDON ENERGY MGMT SERVICES LLC	Oil	38157
42-317-36303	COG OPERATING LLC	Oil	40493
42-317-36304	PIONEER NATURAL RES. USA, INC.	Oil	37673
42-317-36305	DIAMONDBACK E&P LLC	Oil	39943
42-317-36306	DIAMONDBACK E&P LLC	Oil	40897
42-317-36307	PIONEER NATURAL RES. USA, INC.	Oil	32936
42-317-36308	PIONEER NATURAL RES. USA, INC.	Oil	33076
42-317-36309	PETROLEGACY ENERGY II, LLC	Oil	40981
42-317-36310	PIONEER NATURAL RES. USA, INC.	Oil	38100
42-317-36311	COG OPERATING LLC	Oil	40493
42-317-36312	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-36313	SCOUT ENERGY MANAGEMENT LLC	Oil	40961
42-317-36314	DIAMONDBACK E&P LLC	Oil	39488
42-317-36315	DIAMONDBACK E&P LLC	Oil	41481
42-317-36316	Cobra Oil & Gas Corporation
42-317-36317	SOUTHWEST ROYALTIES, INC.	Oil	41486
42-317-36318	SOUTHWEST ROYALTIES, INC.	Oil	41486
42-317-36319	DIAMONDBACK E&P LLC	Oil	39506
42-317-36320	HENRY RESOURCES LLC
42-317-36321	HENRY RESOURCES LLC
42-317-36322	HENRY RESOURCES LLC
42-317-36323	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40953
42-317-36324	HENRY RESOURCES LLC
42-317-36325	DIAMONDBACK E&P LLC	Oil	53931
42-317-36326	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40859
42-317-36327	DIAMONDBACK E&P LLC	Oil	39506
42-317-36328	DIAMONDBACK E&P LLC	Oil	39506
42-317-36329	HENRY RESOURCES LLC
42-317-36330	HENRY RESOURCES LLC
42-317-36331	HENRY RESOURCES LLC
42-317-36332	DIAMONDBACK E&P LLC	Oil	39506
42-317-36333	HENRY RESOURCES LLC
42-317-36334	HENRY RESOURCES LLC
42-317-36335	DIAMONDBACK E&P LLC	Oil	39506
42-317-36336	HENRY RESOURCES LLC
42-317-36337	DIAMONDBACK E&P LLC	Oil	39506
42-317-36338	HENRY RESOURCES LLC
42-317-36339	PETROPLEX SWD SYSTEM, LLC	Oil	40793
42-317-36340	HENRY RESOURCES LLC
42-317-36341	DIAMONDBACK E&P LLC	Oil	39506
42-317-36342	HENRY RESOURCES LLC
42-317-36343	HENRY RESOURCES LLC
42-317-36344	DIAMONDBACK E&P LLC	Oil	39506
42-317-36345	DIAMONDBACK E&P LLC	Oil	39506
42-317-36346	DIAMONDBACK E&P LLC	Oil	39506
42-317-36347	BIRCH OPERATIONS, INC.	Oil	41416
42-317-36348	HENRY RESOURCES LLC
42-317-36349	HENRY RESOURCES LLC
42-317-36350	DIAMONDBACK E&P LLC	Oil	39506
42-317-36351	COG OPERATING LLC	Oil	41814
42-317-36352	DIAMONDBACK E&P LLC	Oil	39506
42-317-36353	DIAMONDBACK E&P LLC	Oil	39506
42-317-36354	DIAMONDBACK E&P LLC	Oil	39506
42-317-36355	DIAMONDBACK E&P LLC	Oil	39506
42-317-36356	HENRY RESOURCES LLC
42-317-36357	HENRY RESOURCES LLC
42-317-36358	HENRY RESOURCES LLC
42-317-36359	DIAMONDBACK E&P LLC	Oil	39506
42-317-36360	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-36361	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-36362	DIAMONDBACK E&P LLC	Oil	39506
42-317-36363	DIAMONDBACK E&P LLC	Oil	39506
42-317-36364	DIAMONDBACK E&P LLC	Oil	39506
42-317-36365	DIAMONDBACK E&P LLC	Oil	39506
42-317-36366	HENRY RESOURCES LLC
42-317-36367	HENRY RESOURCES LLC
42-317-36368	HENRY RESOURCES LLC
42-317-36369	HENRY RESOURCES LLC
42-317-36370	DIAMONDBACK E&P LLC	Oil	39506
42-317-36371	HENRY RESOURCES LLC
42-317-36372	HENRY RESOURCES LLC
42-317-36373	DIAMONDBACK E&P LLC	Oil	39506
42-317-36374	HENRY RESOURCES LLC
42-317-36375	COG OPERATING LLC	Oil	40493
42-317-36376	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38403
42-317-36377	OVINTIV USA INC.	Oil	41466
42-317-36378	Sm Energy Company	Oil	40404
42-317-36379	SCOUT ENERGY MANAGEMENT LLC	Oil	40969
42-317-36380	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36381	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36382	DIAMONDBACK E&P LLC	Oil	41461
42-317-36383	HENRY RESOURCES LLC
42-317-36384	DIAMONDBACK E&P LLC	Oil	39506
42-317-36385	DIAMONDBACK E&P LLC	Oil	39506
42-317-36386	DIAMONDBACK E&P LLC	Oil	39506
42-317-36387	JAY MANAGEMENT COMPANY, LLC
42-317-36388	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-36389	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-36390	DIAMONDBACK E&P LLC	Oil	41481
42-317-36391	OPAL RESOURCES OPERATING CO.,LLC
42-317-36392	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33802
42-317-36393	SCOUT ENERGY MANAGEMENT LLC	Oil	41074
42-317-36394	SCOUT ENERGY MANAGEMENT LLC	Oil	41072
42-317-36395	DIAMONDBACK E&P LLC	Oil	41187
42-317-36396	COG OPERATING LLC	Oil	37798
42-317-36397	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-36398	COG OPERATING LLC	Oil	39823
42-317-36399	COG OPERATING LLC	Oil	39823
42-317-36400	BEACH EXPLORATION, INC.	Oil	40853
42-317-36401	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-36402	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40140
42-317-36403	DIAMONDBACK E&P LLC	Oil	40449
42-317-36404	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40438
42-317-36405	PETROLEGACY ENERGY II, LLC	Oil	51444
42-317-36406	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39137
42-317-36407	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36460
42-317-36408	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-36410	Wichita Water Llc	Oil	44888
42-317-36411	PIONEER NATURAL RES. USA, INC.	Oil	41089
42-317-36413	DIAMONDBACK E&P LLC	Oil	38987
42-317-36415	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39968
42-317-36416	PETROLEGACY ENERGY II, LLC	Oil	41460
42-317-36417	PIONEER NATURAL RES. USA, INC.	Oil	39832
42-317-36418	CROWNQUEST OPERATING, LLC	Oil	41446
42-317-36419	CROWNQUEST OPERATING, LLC	Oil	41446
42-317-36420	PIONEER NATURAL RES. USA, INC.	Oil	41990
42-317-36421	PIONEER NATURAL RES. USA, INC.	Oil	41990
42-317-36422	COG OPERATING LLC	Oil	38431
42-317-36423	HIGH SKY PARTNERS LLC
42-317-36424	SCOUT ENERGY MANAGEMENT LLC	Oil	40643
42-317-36425	SCOUT ENERGY MANAGEMENT LLC	Oil	40643
42-317-36426	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-36427	DIAMONDBACK E&P LLC	Oil	39506
42-317-36428	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40976
42-317-36429	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40550
42-317-36430	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36431	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36432	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36433	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36434	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40951
42-317-36435	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36436	PIONEER NATURAL RES. USA, INC.
42-317-36437	Sm Energy Company	Oil	41200
42-317-36438	COG OPERATING LLC	Oil	37798
42-317-36439	CROWNQUEST OPERATING, LLC	Oil	40975
42-317-36440	QEP ENERGY COMPANY	Oil	41431
42-317-36441	QEP ENERGY COMPANY	Oil	41463
42-317-36442	COG OPERATING LLC	Oil	40493
42-317-36443	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36444	PIONEER NATURAL RES. USA, INC.	Oil	22074
42-317-36445	ENDEAVOR ENERGY RESOURCES L.P.
42-317-36446	ENDEAVOR ENERGY RESOURCES L.P.
42-317-36449
42-317-36451	COG OPERATING LLC	Oil	38014
42-317-36452	RSP PERMIAN, LLC	Oil	41484
42-317-36453	OVINTIV USA INC.	Oil	41515
42-317-36454	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-36455	HENRY RESOURCES LLC
42-317-36456	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-36457	QEP ENERGY COMPANY	Oil	39191
42-317-36458	COG OPERATING LLC	Oil	40493
42-317-36459	SCOUT ENERGY MANAGEMENT LLC	Oil	40205
42-317-36460	Sm Energy Company	Oil	39967
42-317-36461	OVINTIV USA INC.	Oil	41660
42-317-36462	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36463	SCOUT ENERGY MANAGEMENT LLC	Oil	41143
42-317-36464	PIONEER NATURAL RES. USA, INC.	Oil	35873
42-317-36465	DIAMONDBACK E&P LLC	Oil	39506
42-317-36466	DIAMONDBACK E&P LLC	Oil	39506
42-317-36467	DIAMONDBACK E&P LLC	Oil	39506
42-317-36468	DIAMONDBACK E&P LLC	Oil	39506
42-317-36469	DIAMONDBACK E&P LLC	Oil	38895
42-317-36470	DIAMONDBACK E&P LLC	Oil	38895
42-317-36471	DIAMONDBACK E&P LLC	Oil	38895
42-317-36472	COG OPERATING LLC	Oil	40493
42-317-36473	PETROLEGACY ENERGY II, LLC	Oil	41338
42-317-36474	PIONEER NATURAL RES. USA, INC.	Oil	42068
42-317-36475	THOMPSON, J. CLEO
42-317-36476	BIRCH OPERATIONS, INC.	Oil	16698
42-317-36477	BIRCH OPERATIONS, INC.	Oil	16698
42-317-36478	SCOUT ENERGY MANAGEMENT LLC	Oil	41552
42-317-36479	BIRCH OPERATIONS, INC.	Oil	42574
42-317-36480	BIRCH OPERATIONS, INC.	Oil	41005
42-317-36481	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-36482	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-36483	PIONEER NATURAL RES. USA, INC.	Oil	42068
42-317-36484	SCOUT ENERGY MANAGEMENT LLC	Oil	43549
42-317-36485	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-36486	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-36487	COG OPERATING LLC	Oil	39823
42-317-36488	COG OPERATING LLC	Oil	39823
42-317-36489	HIGH SKY PARTNERS LLC
42-317-36490	COG OPERATING LLC	Oil	39823
42-317-36491	SCOUT ENERGY MANAGEMENT LLC	Oil	42176
42-317-36492	SCOUT ENERGY MANAGEMENT LLC	Oil	42091
42-317-36493	BIRCH OPERATIONS, INC.	Oil	40699
42-317-36494	COG OPERATING LLC	Oil	39139
42-317-36495	CHESAPEAKE OPERATING, INC.	Oil	37861
42-317-36496	OVINTIV USA INC.	Oil	41957
42-317-36497	OVINTIV USA INC.	Oil	41470
42-317-36498	PIONEER NATURAL RES. USA, INC.	Oil	40844
42-317-36499	DIAMONDBACK E&P LLC	Oil	41265
42-317-36500	DIAMONDBACK E&P LLC	Oil	38895
42-317-36501	DIAMONDBACK E&P LLC	Oil	38895
42-317-36502	DIAMONDBACK E&P LLC	Oil	38895
42-317-36503	DIAMONDBACK E&P LLC	Oil	38895
42-317-36504	PIONEER NATURAL RES. USA, INC.	Oil	41462
42-317-36505	DIAMONDBACK E&P LLC	Oil	38895
42-317-36506	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-36507	GUIDON ENERGY MGMT SERVICES LLC	Oil	39763
42-317-36508	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41393
42-317-36509	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39339
42-317-36510	SCOUT ENERGY MANAGEMENT LLC	Oil	42814
42-317-36511	PIONEER NATURAL RES. USA, INC.	Oil	41538
42-317-36512	SCOUT ENERGY MANAGEMENT LLC	Oil	40310
42-317-36513	Sm Energy Company	Oil	40187
42-317-36514	Sm Energy Company	Oil	40187
42-317-36515	SCOUT ENERGY MANAGEMENT LLC	Oil	41139
42-317-36516	DIAMONDBACK E&P LLC	Oil	39506
42-317-36517	DIAMONDBACK E&P LLC	Oil	39506
42-317-36518	QEP ENERGY COMPANY	Oil	39022
42-317-36519	PIONEER NATURAL RES. USA, INC.	Oil	41572
42-317-36520	COG OPERATING LLC	Oil	38431
42-317-36521	DIAMONDBACK E&P LLC	Oil	16487
42-317-36522	SCOUT ENERGY MANAGEMENT LLC	Oil	41733
42-317-36523	SCOUT ENERGY MANAGEMENT LLC	Oil	43382
42-317-36524	SCOUT ENERGY MANAGEMENT LLC	Oil	43382
42-317-36525	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-36526	SCOUT ENERGY MANAGEMENT LLC	Oil	42381
42-317-36527	SCOUT ENERGY MANAGEMENT LLC	Oil	42381
42-317-36528	DIAMONDBACK E&P LLC	Oil	40357
42-317-36529	PIONEER NATURAL RES. USA, INC.	Oil	32546
42-317-36530	PIONEER NATURAL RES. USA, INC.	Oil	39252
42-317-36531	DIAMONDBACK E&P LLC	Oil	39214
42-317-36532	DIAMONDBACK E&P LLC	Oil	39214
42-317-36533	DIAMONDBACK E&P LLC	Oil	39214
42-317-36534	DIAMONDBACK E&P LLC	Oil	39214
42-317-36535	DIAMONDBACK E&P LLC	Oil	39214
42-317-36536	DIAMONDBACK E&P LLC	Oil	39214
42-317-36537	DIAMONDBACK E&P LLC	Oil	39214
42-317-36538	PETROLEGACY ENERGY II, LLC	Oil	41571
42-317-36539	SCOUT ENERGY MANAGEMENT LLC	Oil	41143
42-317-36541	Linn Operating, Inc.
42-317-36542	Sm Energy Company	Oil	43010
42-317-36543	XTO ENERGY INC.	Oil	25736
42-317-36545	THOMPSON, J. CLEO
42-317-36546	DIAMONDBACK E&P LLC	Oil	38980
42-317-36547	SCOUT ENERGY MANAGEMENT LLC	Oil	40330
42-317-36548	XTO ENERGY INC.	Oil	40235
42-317-36549	QEP ENERGY COMPANY	Oil	38836
42-317-36550	XTO ENERGY INC.	Oil	41690
42-317-36551	XTO ENERGY INC.	Oil	41690
42-317-36552	SCOUT ENERGY MANAGEMENT LLC	Oil	41474
42-317-36553	KIRKPATRICK OIL COMPANY	Oil	41682
42-317-36554	PETROLEGACY ENERGY II, LLC	Oil	41511
42-317-36555	PIONEER NATURAL RES. USA, INC.	Oil	41388
42-317-36556	PETROLEGACY ENERGY II, LLC	Oil	39147
42-317-36557	QEP ENERGY COMPANY	Oil	41328
42-317-36558	PIONEER NATURAL RES. USA, INC.	Oil	40530
42-317-36559	COG OPERATING LLC	Oil	40138
42-317-36560	SCOUT ENERGY MANAGEMENT LLC	Oil	41134
42-317-36561	SCOUT ENERGY MANAGEMENT LLC	Oil	41508
42-317-36562	SCOUT ENERGY MANAGEMENT LLC	Oil	41309
42-317-36563	SCOUT ENERGY MANAGEMENT LLC	Oil	41136
42-317-36564	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-36565	DISCOVERY OPERATING, INC.	Oil	40499
42-317-36566	DISCOVERY OPERATING, INC.	Oil	40498
42-317-36567	DE3 OPERATING LLC	Oil	41199
42-317-36568	PIONEER NATURAL RES. USA, INC.	Oil	40562
42-317-36569	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43254
42-317-36570	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41102
42-317-36571	PIONEER NATURAL RES. USA, INC.	Oil	39117
42-317-36572	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42431
42-317-36573	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41195
42-317-36574
42-317-36575	PIONEER NATURAL RES. USA, INC.	Oil	39252
42-317-36576	OVINTIV USA INC.	Oil	41097
42-317-36577	PIONEER NATURAL RES. USA, INC.	Oil	40801
42-317-36578	ENDEAVOR ENERGY RESOURCES L.P.
42-317-36579	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39787
42-317-36580	GUIDON ENERGY MGMT SERVICES LLC	Oil	39100
42-317-36581	XTO ENERGY INC.	Oil	40230
42-317-36582	DIAMONDBACK E&P LLC	Oil	41663
42-317-36583	MIDLAND ENERGY, INC.	Oil	39006
42-317-36584	COG OPERATING LLC	Oil	40493
42-317-36585	SCOUT ENERGY MANAGEMENT LLC	Oil	41204
42-317-36586	BLACK SWAN OPERATING, LLC	Oil	40533
42-317-36587	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-36588	PETROLEGACY ENERGY II, LLC	Oil	41662
42-317-36589	PIONEER NATURAL RES. USA, INC.	Oil	38145
42-317-36590	DIAMONDBACK E&P LLC	Oil	39506
42-317-36591	PIONEER NATURAL RES. USA, INC.	Oil	41089
42-317-36592	DIAMONDBACK E&P LLC	Oil	39506
42-317-36593	DIAMONDBACK E&P LLC	Oil	39506
42-317-36594	DIAMONDBACK E&P LLC	Oil	39506
42-317-36595	DIAMONDBACK E&P LLC	Oil	39506
42-317-36596	DIAMONDBACK E&P LLC	Oil	39506
42-317-36597	QEP ENERGY COMPANY	Oil	38771
42-317-36598	QEP ENERGY COMPANY	Oil	38771
42-317-36601	RELIANCE ENERGY, INC.
42-317-36602	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42047
42-317-36603	QEP ENERGY COMPANY	Oil	39659
42-317-36604	OPAL RESOURCES OPERATING CO.,LLC
42-317-36605	SCOUT ENERGY MANAGEMENT LLC	Oil	41296
42-317-36606	PIONEER NATURAL RES. USA, INC.	Oil	42244
42-317-36607	OVINTIV USA INC.	Oil	41097
42-317-36608	OVINTIV USA INC.	Oil	41097
42-317-36609	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43051
42-317-36611	COG OPERATING LLC	Oil	38657
42-317-36612	COG OPERATING LLC	Oil	40493
42-317-36613	SCOUT ENERGY MANAGEMENT LLC	Oil	39325
42-317-36614	BIRCH OPERATIONS, INC.	Oil	41501
42-317-36615	RELIANCE ENERGY, INC.
42-317-36616	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42315
42-317-36617	XTO ENERGY INC.	Oil	41690
42-317-36618	XTO ENERGY INC.	Oil	41690
42-317-36619	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41773
42-317-36620	PIONEER NATURAL RES. USA, INC.	Oil	38970
42-317-36621	PIONEER NATURAL RES. USA, INC.	Oil	33103
42-317-36622	PIONEER NATURAL RES. USA, INC.	Oil	40218
42-317-36623	DIAMONDBACK E&P LLC	Oil	41649
42-317-36624	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36625	PIONEER NATURAL RES. USA, INC.
42-317-36626	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36627	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36628	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36629	COG OPERATING LLC	Oil	40493
42-317-36630	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40651
42-317-36631	DIAMONDBACK E&P LLC	Oil	39506
42-317-36632	SCOUT ENERGY MANAGEMENT LLC	Oil	41586
42-317-36633	PIONEER NATURAL RES. USA, INC.	Oil	42708
42-317-36634	XTO ENERGY INC.	Oil	25736
42-317-36635	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41447
42-317-36636	PIONEER NATURAL RES. USA, INC.	Oil	32528
42-317-36637	RSP PERMIAN, LLC
42-317-36638	COG OPERATING LLC	Oil	38431
42-317-36639	Sm Energy Company	Oil	41455
42-317-36640	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41477
42-317-36641	COG OPERATING LLC	Oil	40493
42-317-36642	QEP ENERGY COMPANY	Oil	42317
42-317-36643	BLACK SWAN OPERATING, LLC	Oil	40465
42-317-36644	DIAMONDBACK E&P LLC	Oil	41649
42-317-36645	COG OPERATING LLC	Oil	38431
42-317-36646	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42030
42-317-36647	COG OPERATING LLC	Oil	38014
42-317-36648	COG OPERATING LLC	Oil	38431
42-317-36649	COG OPERATING LLC	Oil	38431
42-317-36650	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-36651	PIONEER NATURAL RES. USA, INC.	Oil	31793
42-317-36652	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36653	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36654	SCOUT ENERGY MANAGEMENT LLC	Oil	41527
42-317-36655	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36656	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36657	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36658	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36659	BLACK SWAN OPERATING, LLC	Oil	40842
42-317-36660	CROWNQUEST OPERATING, LLC	Oil	40975
42-317-36661	PETROPLEX ENERGY INC.	Oil	39663
42-317-36662	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41350
42-317-36663	COG OPERATING LLC	Oil	40730
42-317-36664	OVINTIV USA INC.	Oil	41097
42-317-36665	SCOUT ENERGY MANAGEMENT LLC	Oil	40969
42-317-36666	COG OPERATING LLC	Oil	43342
42-317-36667	COG OPERATING LLC	Oil	38792
42-317-36668	OVINTIV USA INC.	Oil	41540
42-317-36669	OVINTIV USA INC.	Oil	41097
42-317-36670	OVINTIV USA INC.	Oil	41097
42-317-36671	OVINTIV USA INC.	Oil	41097
42-317-36672	COG OPERATING LLC	Oil	40730
42-317-36673	QEP ENERGY COMPANY	Oil	41279
42-317-36674	QEP ENERGY COMPANY	Oil	42054
42-317-36675	R K PETROLEUM CORP.
42-317-36676	XTO ENERGY INC.	Oil	25736
42-317-36677	BERRY OIL COMP.
42-317-36678	BERRY OIL COMP.
42-317-36679	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36680	PIONEER NATURAL RES. USA, INC.	Oil	32925
42-317-36681	COG OPERATING LLC	Oil	40493
42-317-36682	PIONEER NATURAL RES. USA, INC.	Oil	41577
42-317-36683	PIONEER NATURAL RES. USA, INC.	Oil	40562
42-317-36684	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41499
42-317-36685	PETROLEGACY ENERGY II, LLC	Oil	42113
42-317-36686	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-36687	PIONEER NATURAL RES. USA, INC.	Oil	37687
42-317-36688	BIRCH OPERATIONS, INC.	Oil	40699
42-317-36689	CROWNQUEST OPERATING, LLC	Oil	41686
42-317-36690	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-36691	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38721
42-317-36692	GUIDON ENERGY MGMT SERVICES LLC	Oil	39136
42-317-36693	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40796
42-317-36694
42-317-36695	PIONEER NATURAL RES. USA, INC.	Oil	41833
42-317-36696	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39301
42-317-36697	COG OPERATING LLC	Oil	38014
42-317-36698	COG OPERATING LLC	Oil	38014
42-317-36699	COG OPERATING LLC	Oil	38792
42-317-36700	QEP ENERGY COMPANY	Oil	38528
42-317-36701	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-36702	COG OPERATING LLC	Oil	40730
42-317-36703	PIONEER NATURAL RES. USA, INC.	Oil	41556
42-317-36704	PIONEER NATURAL RES. USA, INC.	Oil	42496
42-317-36705	XTO ENERGY INC.	Oil	26483
42-317-36706	XTO ENERGY INC.	Oil	26483
42-317-36707	XTO ENERGY INC.	Oil	26492
42-317-36708	XTO ENERGY INC.	Oil	26492
42-317-36709	DIAMONDBACK E&P LLC	Oil	44870
42-317-36710	DIAMONDBACK E&P LLC	Oil	39506
42-317-36711	DIAMONDBACK E&P LLC	Oil	39506
42-317-36712	DIAMONDBACK E&P LLC	Oil	39506
42-317-36713	DIAMONDBACK E&P LLC	Oil	39506
42-317-36714	DIAMONDBACK E&P LLC	Oil	39506
42-317-36715	PIONEER NATURAL RES. USA, INC.	Oil	32934
42-317-36716	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36717	SCOUT ENERGY MANAGEMENT LLC	Oil	41680
42-317-36718	CROWNQUEST OPERATING, LLC	Oil	26314
42-317-36719	DIAMONDBACK E&P LLC	Oil	40213
42-317-36720	ENERGEN RESOURCES CORPORATION
42-317-36721	DIAMONDBACK E&P LLC	Oil	40213
42-317-36722	DIAMONDBACK E&P LLC	Oil	40213
42-317-36723	COG OPERATING LLC	Oil	40493
42-317-36724	COG OPERATING LLC	Oil	40493
42-317-36725	COG OPERATING LLC	Oil	40493
42-317-36726	DIAMONDBACK E&P LLC	Oil	40194
42-317-36727	COG OPERATING LLC	Oil	38792
42-317-36728	COG OPERATING LLC	Oil	38657
42-317-36729	SCOUT ENERGY MANAGEMENT LLC	Oil	41355
42-317-36730	COG OPERATING LLC	Oil	38014
42-317-36731	DE3 OPERATING LLC	Oil	42993
42-317-36732	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-36733	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33874
42-317-36734	PIONEER NATURAL RES. USA, INC.	Oil	40403
42-317-36735	XTO ENERGY INC.	Oil	25736
42-317-36736	COG OPERATING LLC	Oil	38792
42-317-36737	COG OPERATING LLC	Oil	38792
42-317-36738	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41389
42-317-36739	DISCOVERY OPERATING, INC.	Oil	41509
42-317-36740	PIONEER NATURAL RES. USA, INC.	Oil	41344
42-317-36741	PIONEER NATURAL RES. USA, INC.	Oil	41344
42-317-36742	PIONEER NATURAL RES. USA, INC.	Oil	40530
42-317-36743	GUIDON ENERGY MGMT SERVICES LLC	Oil	41487
42-317-36744	BIRCH OPERATIONS, INC.	Oil	41391
42-317-36745	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-36746	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41710
42-317-36747	PIONEER NATURAL RES. USA, INC.	Oil	39234
42-317-36748	PIONEER NATURAL RES. USA, INC.	Oil	41007
42-317-36749	DIAMONDBACK E&P LLC	Oil	40184
42-317-36750	Hunt Oil Company	Oil	23468
42-317-36751	Wichita Water Llc	Oil	41360
42-317-36752	MIDLAND ENERGY, INC.	Oil	39017
42-317-36753	BIRCH OPERATIONS, INC.	Oil	30290
42-317-36754	DIAMONDBACK E&P LLC	Oil	38987
42-317-36755	BIRCH OPERATIONS, INC.	Oil	41600
42-317-36756	BIRCH OPERATIONS, INC.	Oil	41039
42-317-36757	PIONEER NATURAL RES. USA, INC.	Oil	38867
42-317-36758	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-36759	SCOUT ENERGY MANAGEMENT LLC	Oil	42722
42-317-36760	PIONEER NATURAL RES. USA, INC.	Oil	41877
42-317-36761	QEP ENERGY COMPANY	Oil	38699
42-317-36762	COG OPERATING LLC	Oil	40493
42-317-36763	RELIANCE ENERGY, INC.
42-317-36764	COG OPERATING LLC	Oil	40493
42-317-36765	OPAL RESOURCES OPERATING CO.,LLC
42-317-36766	BURLESON PETROLEUM, INC.	Oil	41374
42-317-36767	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41399
42-317-36768	PIONEER NATURAL RES. USA, INC.	Oil	39979
42-317-36769	ENDEAVOR ENERGY RESOURCES L.P.
42-317-36770	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43175
42-317-36771	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41689
42-317-36772	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42053
42-317-36773	PIONEER NATURAL RES. USA, INC.	Oil	33103
42-317-36774	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38860
42-317-36775	COG OPERATING LLC	Oil	38431
42-317-36776	BIRCH OPERATIONS, INC.	Oil	42394
42-317-36777	SCOUT ENERGY MANAGEMENT LLC	Oil	41552
42-317-36778	DIAMONDBACK E&P LLC	Oil	39506
42-317-36779	DIAMONDBACK E&P LLC	Oil	39506
42-317-36780	DIAMONDBACK E&P LLC	Oil	39506
42-317-36781	PIONEER NATURAL RES. USA, INC.	Oil	28444
42-317-36782	CALLON PETROLEUM OPERATING CO	Oil	43164
42-317-36783	BIRCH OPERATIONS, INC.	Oil	30585
42-317-36784	QEP ENERGY COMPANY	Oil	38870
42-317-36785	SCOUT ENERGY MANAGEMENT LLC	Oil	40876
42-317-36786	COG OPERATING LLC	Oil	40730
42-317-36787	PIONEER NATURAL RES. USA, INC.	Oil	41965
42-317-36788	QEP ENERGY COMPANY	Oil	43576
42-317-36789	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-36790	PIONEER NATURAL RES. USA, INC.	Oil	37630
42-317-36791	PIONEER NATURAL RES. USA, INC.
42-317-36792	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-36793	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-36794	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-36795	PETROLEGACY ENERGY II, LLC	Oil	41460
42-317-36796	PIONEER NATURAL RES. USA, INC.	Oil	41908
42-317-36797	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41621
42-317-36798	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38233
42-317-36799	JM COX RESOURCES, L.P.	Oil	42601
42-317-36800	JM COX RESOURCES, L.P.	Oil	42601
42-317-36802	BLACK SWAN OPERATING, LLC	Oil	42199
42-317-36803	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38645
42-317-36804	BIRCH OPERATIONS, INC.	Oil	39818
42-317-36805	BERRY OIL COMP.
42-317-36806	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40544
42-317-36807	SCOUT ENERGY MANAGEMENT LLC	Oil	41139
42-317-36808	BIRCH OPERATIONS, INC.	Oil	38846
42-317-36809	SCOUT ENERGY MANAGEMENT LLC	Oil	41139
42-317-36810	RELIANCE ENERGY, INC.
42-317-36811	BLACK SWAN OPERATING, LLC	Oil	42199
42-317-36812	RELIANCE ENERGY, INC.
42-317-36813	RELIANCE ENERGY, INC.
42-317-36814	OXY USA INC.
42-317-36815	RELIANCE ENERGY, INC.
42-317-36816	PIONEER NATURAL RES. USA, INC.	Oil	40994
42-317-36817	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-36818	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-36819	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-36820	SCOUT ENERGY MANAGEMENT LLC	Oil	40876
42-317-36821	DIAMONDBACK E&P LLC	Oil	39214
42-317-36822	DIAMONDBACK E&P LLC	Oil	39214
42-317-36823	DIAMONDBACK E&P LLC	Oil	39214
42-317-36824	DIAMONDBACK E&P LLC	Oil	39214
42-317-36825	COG OPERATING LLC	Oil	38014
42-317-36826	DIAMONDBACK E&P LLC	Oil	38895
42-317-36827	ENERGEN RESOURCES CORPORATION
42-317-36828	DIAMONDBACK E&P LLC	Oil	38895
42-317-36829	DIAMONDBACK E&P LLC	Oil	38895
42-317-36830	DIAMONDBACK E&P LLC	Oil	38895
42-317-36831	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38738
42-317-36832	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41939
42-317-36833	PETROLEGACY ENERGY II, LLC	Oil	42079
42-317-36834	PIONEER NATURAL RES. USA, INC.	Oil	21496
42-317-36835	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-36836	GUIDON ENERGY MGMT SERVICES LLC	Oil	37272
42-317-36837	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-36838	OVINTIV USA INC.	Oil	40746
42-317-36839	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39271
42-317-36840	BIRCH OPERATIONS, INC.	Oil	41774
42-317-36841	Sm Energy Company	Oil	40404
42-317-36842	DIAMONDBACK E&P LLC	Oil	38895
42-317-36843	DIAMONDBACK E&P LLC	Oil	39214
42-317-36844	PIONEER NATURAL RES. USA, INC.	Oil	31581
42-317-36845	PIONEER NATURAL RES. USA, INC.	Oil	39379
42-317-36846	PIONEER NATURAL RES. USA, INC.	Oil	37876
42-317-36847	PIONEER NATURAL RES. USA, INC.
42-317-36848	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41974
42-317-36849	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42078
42-317-36850	PIONEER NATURAL RES. USA, INC.	Oil	38191
42-317-36851	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41790
42-317-36852	BLACK SWAN OPERATING, LLC	Oil	41526
42-317-36853	PIONEER NATURAL RES. USA, INC.
42-317-36854	DIAMONDBACK E&P LLC	Oil	42015
42-317-36855	DIAMONDBACK E&P LLC	Oil	42766
42-317-36856	DIAMONDBACK E&P LLC	Oil	43035
42-317-36857	PIONEER NATURAL RES. USA, INC.	Oil	42087
42-317-36858	W&T OFFSHORE, INC.
42-317-36859	XTO ENERGY INC.	Oil	25080
42-317-36860	XTO ENERGY INC.	Oil	25080
42-317-36861	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41599
42-317-36862	PIONEER NATURAL RES. USA, INC.	Oil	37910
42-317-36863	BLACK SWAN OPERATING, LLC	Oil	41992
42-317-36864	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41594
42-317-36865	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38419
42-317-36866	BERRY OIL COMP.
42-317-36867	QEP ENERGY COMPANY	Oil	38699
42-317-36868	W&T OFFSHORE, INC.
42-317-36869	COG OPERATING LLC	Oil	40730
42-317-36870	COG OPERATING LLC	Oil	38792
42-317-36871	PIONEER NATURAL RES. USA, INC.	Oil	41926
42-317-36872	Sm Energy Company	Oil	40522
42-317-36873	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42181
42-317-36874	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39883
42-317-36875	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41956
42-317-36876	PETROLEGACY ENERGY II, LLC	Oil	41575
42-317-36877	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36878	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36879	PIONEER NATURAL RES. USA, INC.
42-317-36880	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36881	PETROLEGACY ENERGY II, LLC	Oil	41943
42-317-36882	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41028
42-317-36883	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36884	ENCANA OIL & GAS(USA) INC.	Oil	42049
42-317-36885	OVINTIV USA INC.	Oil	41984
42-317-36886	OXY USA INC.	Oil	41753
42-317-36887	QEP ENERGY COMPANY	Oil	38528
42-317-36888	DIAMONDBACK E&P LLC	Oil	40073
42-317-36889	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36890	PIONEER NATURAL RES. USA, INC.
42-317-36891	PIONEER NATURAL RES. USA, INC.	Oil	37630
42-317-36892	DIAMONDBACK E&P LLC	Oil	42338
42-317-36893	PIONEER NATURAL RES. USA, INC.	Oil	41833
42-317-36894	BERRY OIL COMP.
42-317-36895	BERRY OIL COMP.
42-317-36896	XTO ENERGY INC.	Oil	42875
42-317-36897	DIAMONDBACK E&P LLC	Oil	39506
42-317-36898	CROWNQUEST OPERATING, LLC	Oil	41842
42-317-36899	COG OPERATING LLC	Oil	38014
42-317-36900	PIONEER NATURAL RES. USA, INC.	Oil	38856
42-317-36901	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-36902	PIONEER NATURAL RES. USA, INC.	Oil	40801
42-317-36903	DIAMONDBACK E&P LLC	Oil	42010
42-317-36904	COG OPERATING LLC	Oil	38792
42-317-36905	BIRCH OPERATIONS, INC.	Oil	16698
42-317-36906	SCOUT ENERGY MANAGEMENT LLC	Oil	41074
42-317-36907	BIRCH OPERATIONS, INC.	Oil	41793
42-317-36908	PIONEER NATURAL RES. USA, INC.	Oil	40259
42-317-36909	PETROLEGACY ENERGY II, LLC	Oil	41075
42-317-36910	PETROLEGACY ENERGY II, LLC	Oil	41949
42-317-36911	PIONEER NATURAL RES. USA, INC.	Oil	42671
42-317-36912	PIONEER NATURAL RES. USA, INC.	Oil	42244
42-317-36913	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-36914	PIONEER NATURAL RES. USA, INC.	Oil	41940
42-317-36915	OVINTIV USA INC.	Oil	40337
42-317-36916	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-36917	PETROLEGACY ENERGY II, LLC	Oil	42345
42-317-36918	PIONEER NATURAL RES. USA, INC.
42-317-36919	DIAMONDBACK E&P LLC	Oil	39506
42-317-36920	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40955
42-317-36921	CROWNQUEST OPERATING, LLC	Oil	42377
42-317-36922	DIAMONDBACK E&P LLC	Oil	38980
42-317-36923	Sm Energy Company	Oil	41899
42-317-36924	COG OPERATING LLC	Oil	38431
42-317-36925	PIONEER NATURAL RES. USA, INC.	Oil	33178
42-317-36926	COG OPERATING LLC	Oil	38431
42-317-36927	COG OPERATING LLC	Oil	38431
42-317-36928	COG OPERATING LLC	Oil	38431
42-317-36929	SCOUT ENERGY MANAGEMENT LLC	Oil	41136
42-317-36930	PIONEER NATURAL RES. USA, INC.	Oil	38765
42-317-36931	OVINTIV USA INC.	Oil	42382
42-317-36932	RSP PERMIAN, LLC
42-317-36933	PIONEER NATURAL RES. USA, INC.	Oil	43643
42-317-36934	PETROPLEX ENERGY INC.	Oil	41050
42-317-36935	PETROPLEX ENERGY INC.	Oil	44553
42-317-36936	PIONEER NATURAL RES. USA, INC.	Oil	37620
42-317-36937	COG OPERATING LLC	Oil	38792
42-317-36938	DIAMONDBACK E&P LLC	Oil	42839
42-317-36939	QEP ENERGY COMPANY	Oil	42973
42-317-36940	BIRCH OPERATIONS, INC.	Oil	16698
42-317-36941	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39968
42-317-36942	PIONEER NATURAL RES. USA, INC.	Oil	42598
42-317-36943	PIONEER NATURAL RES. USA, INC.	Oil	40934
42-317-36944	CROWNQUEST OPERATING, LLC	Oil	42277
42-317-36945	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40845
42-317-36946	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36947	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36948	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36949	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36950	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-36951	DIAMONDBACK E&P LLC	Oil	41663
42-317-36952	PETROLEGACY ENERGY II, LLC	Oil	42106
42-317-36953	SCOUT ENERGY MANAGEMENT LLC	Oil	41527
42-317-36954	QEP ENERGY COMPANY	Oil	38408
42-317-36955	W&T OFFSHORE, INC.	Oil	40333
42-317-36956	QEP ENERGY COMPANY	Oil	38699
42-317-36957	COG OPERATING LLC	Oil	38792
42-317-36958	COG OPERATING LLC	Oil	40730
42-317-36959	COG OPERATING LLC	Oil	40718
42-317-36960	DIAMONDBACK E&P LLC	Oil	41481
42-317-36961	PIONEER NATURAL RES. USA, INC.	Oil	42444
42-317-36962	GUIDON ENERGY MGMT SERVICES LLC	Oil	42150
42-317-36963	SCOUT ENERGY MANAGEMENT LLC	Oil	41074
42-317-36964	COG OPERATING LLC	Oil	38792
42-317-36965	PIONEER NATURAL RES. USA, INC.	Oil	41878
42-317-36966	DIAMONDBACK E&P LLC	Oil	40343
42-317-36967	COG OPERATING LLC	Oil	38792
42-317-36968	PIONEER NATURAL RES. USA, INC.	Oil	42269
42-317-36969	COG OPERATING LLC	Oil	38792
42-317-36970	RSP PERMIAN, LLC
42-317-36971	COG OPERATING LLC	Oil	38431
42-317-36972	CROWNQUEST OPERATING, LLC
42-317-36973	COG OPERATING LLC	Oil	38792
42-317-36974	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26254
42-317-36975	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26254
42-317-36976	COG OPERATING LLC	Oil	38431
42-317-36977	COG OPERATING LLC	Oil	38431
42-317-36978	QEP ENERGY COMPANY	Oil	38099
42-317-36979	PIONEER NATURAL RES. USA, INC.	Oil	40395
42-317-36980	QEP ENERGY COMPANY	Oil	38533
42-317-36981	PIONEER NATURAL RES. USA, INC.	Oil	38760
42-317-36982	COG OPERATING LLC	Oil	35501
42-317-36983	PIONEER NATURAL RES. USA, INC.	Oil	40403
42-317-36984	PIONEER NATURAL RES. USA, INC.	Oil	33305
42-317-36985	DE3 OPERATING LLC	Oil	41970
42-317-36986	Sm Energy Company	Oil	39967
42-317-36987	COG OPERATING LLC	Oil	42486
42-317-36989	DIAMONDBACK E&P LLC	Oil	41481
42-317-36990	PIONEER NATURAL RES. USA, INC.	Oil	41877
42-317-36991	QEP ENERGY COMPANY	Oil	39728
42-317-36992	QEP ENERGY COMPANY	Oil	39728
42-317-36993	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40948
42-317-36994	PETROLEGACY ENERGY II, LLC	Oil	42549
42-317-36995	PETROLEGACY ENERGY II, LLC	Oil	42996
42-317-36996	QEP ENERGY COMPANY	Oil	38307
42-317-36997	QEP ENERGY COMPANY	Oil	38528
42-317-36998	PIONEER NATURAL RES. USA, INC.	Oil	33196
42-317-36999	PIONEER NATURAL RES. USA, INC.	Oil	32480
42-317-37000	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-37001	COG OPERATING LLC	Oil	40730
42-317-37002	DIAMONDBACK E&P LLC	Oil	38980
42-317-37003	COG OPERATING LLC	Oil	43342
42-317-37004	PIONEER NATURAL RES. USA, INC.	Oil	21773
42-317-37005	PIONEER NATURAL RES. USA, INC.	Oil	21773
42-317-37006	PIONEER NATURAL RES. USA, INC.	Oil	38845
42-317-37007	PIONEER NATURAL RES. USA, INC.	Oil	38845
42-317-37008	DIAMONDBACK E&P LLC	Oil	38980
42-317-37009	DIAMONDBACK E&P LLC	Oil	39506
42-317-37011	OVINTIV USA INC.	Oil	42710
42-317-37012	BLACK SWAN OPERATING, LLC	Oil	41987
42-317-37013	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38812
42-317-37014	QEP ENERGY COMPANY	Oil	37861
42-317-37015	PARSLEY ENERGY OPERATIONS, LLC
42-317-37016	PARSLEY ENERGY OPERATIONS, LLC
42-317-37017	PARSLEY ENERGY OPERATIONS, LLC
42-317-37018	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38812
42-317-37019	SCOUT ENERGY MANAGEMENT LLC	Oil	39592
42-317-37020	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36430
42-317-37021	PIONEER NATURAL RES. USA, INC.	Oil	43341
42-317-37022	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37023	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37024	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37025	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36430
42-317-37026	DIAMONDBACK E&P LLC	Oil	39214
42-317-37027	DIAMONDBACK E&P LLC	Oil	39214
42-317-37028	DIAMONDBACK E&P LLC	Oil	39214
42-317-37029	DIAMONDBACK E&P LLC	Oil	39214
42-317-37030	DIAMONDBACK E&P LLC	Oil	39214
42-317-37031	DIAMONDBACK E&P LLC	Oil	39214
42-317-37032	DIAMONDBACK E&P LLC	Oil	39214
42-317-37033	DIAMONDBACK E&P LLC	Oil	39214
42-317-37034
42-317-37035	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37036	SCOUT ENERGY MANAGEMENT LLC	Oil	39654
42-317-37037	SCOUT ENERGY MANAGEMENT LLC	Oil	39658
42-317-37038	SCOUT ENERGY MANAGEMENT LLC	Oil	44165
42-317-37039	DIAMONDBACK E&P LLC	Oil	42059
42-317-37040	DIAMONDBACK E&P LLC	Oil	38987
42-317-37041	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37042	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37043	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37044	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37045	QEP ENERGY COMPANY	Oil	39022
42-317-37047	QEP ENERGY COMPANY	Oil	42403
42-317-37048	DIAMONDBACK E&P LLC	Oil	40184
42-317-37049	SCOUT ENERGY MANAGEMENT LLC	Oil	40969
42-317-37050	SCOUT ENERGY MANAGEMENT LLC	Oil	41143
42-317-37051	OVINTIV USA INC.	Oil	35803
42-317-37052	DIAMONDBACK E&P LLC	Oil	38895
42-317-37053	DIAMONDBACK E&P LLC	Oil	40855
42-317-37054	SCOUT ENERGY MANAGEMENT LLC	Oil	41552
42-317-37055	SCOUT ENERGY MANAGEMENT LLC	Oil	40969
42-317-37056	PIONEER NATURAL RES. USA, INC.	Oil	42077
42-317-37057	SCOUT ENERGY MANAGEMENT LLC	Oil	40205
42-317-37058	PIONEER NATURAL RES. USA, INC.
42-317-37059	SCOUT ENERGY MANAGEMENT LLC	Oil	41552
42-317-37060	RELIANCE ENERGY, INC.	Oil	43728
42-317-37061	COG OPERATING LLC	Oil	38431
42-317-37062	QEP ENERGY COMPANY	Oil	38699
42-317-37063	QEP ENERGY COMPANY	Oil	42403
42-317-37064	QEP ENERGY COMPANY	Oil	42403
42-317-37065	PIONEER NATURAL RES. USA, INC.
42-317-37066	PIONEER NATURAL RES. USA, INC.	Oil	32625
42-317-37067	PIONEER NATURAL RES. USA, INC.	Oil	32086
42-317-37068	OXY USA INC.	Oil	42903
42-317-37069	COG OPERATING LLC	Oil	38014
42-317-37070	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-37071	COG OPERATING LLC	Oil	40576
42-317-37072	COG OPERATING LLC	Oil	40576
42-317-37073	COG OPERATING LLC	Oil	43518
42-317-37074	COG OPERATING LLC	Oil	43518
42-317-37075	KIRKPATRICK OIL COMPANY	Oil	41682
42-317-37076	PIONEER NATURAL RES. USA, INC.	Oil	31776
42-317-37077	PIONEER NATURAL RES. USA, INC.	Oil	33282
42-317-37078	PIONEER NATURAL RES. USA, INC.	Oil	38227
42-317-37079	PIONEER NATURAL RES. USA, INC.	Oil	38227
42-317-37080	PIONEER NATURAL RES. USA, INC.
42-317-37081	BIRCH OPERATIONS, INC.	Oil	42621
42-317-37082	BIRCH OPERATIONS, INC.	Oil	42621
42-317-37083	COG OPERATING LLC	Oil	39823
42-317-37084	DIAMONDBACK E&P LLC	Oil	40213
42-317-37085	DIAMONDBACK E&P LLC	Oil	40213
42-317-37086	DIAMONDBACK E&P LLC	Oil	40213
42-317-37087	DIAMONDBACK E&P LLC	Oil	40213
42-317-37088	DIAMONDBACK E&P LLC	Oil	40213
42-317-37089	COG OPERATING LLC	Oil	39823
42-317-37090	QEP ENERGY COMPANY	Oil	38752
42-317-37091	QEP ENERGY COMPANY	Oil	38616
42-317-37092	QEP ENERGY COMPANY	Oil	39813
42-317-37093	DIAMONDBACK E&P LLC	Oil	38895
42-317-37094	OVINTIV USA INC.	Oil	41097
42-317-37095	PETROPLEX ENERGY INC.	Oil	42581
42-317-37096	QEP ENERGY COMPANY	Oil	39191
42-317-37097	BIRCH OPERATIONS, INC.	Oil	16698
42-317-37098	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-37099	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-37100	CROWNQUEST OPERATING, LLC
42-317-37101	COG OPERATING LLC	Oil	38792
42-317-37102	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-37103	COG OPERATING LLC	Oil	38431
42-317-37104	COG OPERATING LLC	Oil	38431
42-317-37105	BIRCH OPERATIONS, INC.	Oil	42204
42-317-37106	SCOUT ENERGY MANAGEMENT LLC	Oil	42263
42-317-37107	QEP ENERGY COMPANY	Oil	38515
42-317-37108	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43749
42-317-37109	RELIANCE ENERGY, INC.
42-317-37110	QEP ENERGY COMPANY	Oil	38715
42-317-37111	SCOUT ENERGY MANAGEMENT LLC	Oil	41680
42-317-37112	W&T OFFSHORE, INC.	Oil	39944
42-317-37113	COG OPERATING LLC	Oil	39139
42-317-37114	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42066
42-317-37115	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-37116	COG OPERATING LLC	Oil	38014
42-317-37117	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-37118	PIONEER NATURAL RES. USA, INC.	Oil	29749
42-317-37119	PIONEER NATURAL RES. USA, INC.	Oil	39817
42-317-37120	SCOUT ENERGY MANAGEMENT LLC	Oil	41139
42-317-37121	BIRCH OPERATIONS, INC.	Oil	41600
42-317-37122	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37123	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-37124	PIONEER NATURAL RES. USA, INC.	Oil	41190
42-317-37125	SCOUT ENERGY MANAGEMENT LLC	Oil	40205
42-317-37127	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42163
42-317-37128	DIAMONDBACK E&P LLC	Oil	43697
42-317-37129	PIONEER NATURAL RES. USA, INC.	Oil	31220
42-317-37130	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39767
42-317-37131	DIAMONDBACK E&P LLC	Oil	39214
42-317-37132	QEP ENERGY COMPANY	Oil	42316
42-317-37133	PIONEER NATURAL RES. USA, INC.	Oil	29749
42-317-37134	SCOUT ENERGY MANAGEMENT LLC	Oil	42176
42-317-37135	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42133
42-317-37136	QEP ENERGY COMPANY	Oil	39728
42-317-37137	OVINTIV USA INC.	Oil	38920
42-317-37138	COG OPERATING LLC	Oil	40466
42-317-37139	COG OPERATING LLC	Oil	40718
42-317-37140	W&T OFFSHORE, INC.	Oil	39141
42-317-37141	DIAMONDBACK E&P LLC	Oil	40855
42-317-37142	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-37143	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-37144	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-37145	PIONEER NATURAL RES. USA, INC.	Oil	41833
42-317-37146	PIONEER NATURAL RES. USA, INC.	Oil	41833
42-317-37147	DIAMONDBACK E&P LLC	Oil	43014
42-317-37148	BIRCH OPERATIONS, INC.	Oil	42156
42-317-37149	PIONEER NATURAL RES. USA, INC.	Oil	40562
42-317-37150	RELIANCE ENERGY, INC.	Oil	43956
42-317-37151	DIAMONDBACK E&P LLC	Oil	41001
42-317-37152	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-37153	BIRCH OPERATIONS, INC.	Oil	41105
42-317-37154	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41594
42-317-37155	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39994
42-317-37156	CROWNQUEST OPERATING, LLC	Oil	42822
42-317-37157	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-37158	QEP ENERGY COMPANY	Oil	39868
42-317-37159	QEP ENERGY COMPANY	Oil	39868
42-317-37160	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42616
42-317-37161	PIONEER NATURAL RES. USA, INC.	Oil	40658
42-317-37162	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-37163	DIAMONDBACK E&P LLC	Oil	39214
42-317-37164	PIONEER NATURAL RES. USA, INC.	Oil	37871
42-317-37165	PIONEER NATURAL RES. USA, INC.
42-317-37166	CROWNQUEST OPERATING, LLC	Oil	42615
42-317-37167	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-37168	SCOUT ENERGY MANAGEMENT LLC	Oil	40458
42-317-37169	SCOUT ENERGY MANAGEMENT LLC	Oil	43465
42-317-37170	SCOUT ENERGY MANAGEMENT LLC	Oil	40077
42-317-37171	SCOUT ENERGY MANAGEMENT LLC	Oil	40564
42-317-37172	SCOUT ENERGY MANAGEMENT LLC	Oil	42091
42-317-37173	BIRCH OPERATIONS, INC.	Oil	42471
42-317-37174	DIAMONDBACK E&P LLC	Oil	16504
42-317-37175	DIAMONDBACK E&P LLC	Oil	16504
42-317-37176	DIAMONDBACK E&P LLC	Oil	16504
42-317-37177	PIONEER NATURAL RES. USA, INC.	Oil	40467
42-317-37178	PIONEER NATURAL RES. USA, INC.	Oil	42575
42-317-37179	OVINTIV USA INC.	Oil	35729
42-317-37180	OVINTIV USA INC.	Oil	35729
42-317-37181	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42559
42-317-37182	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42559
42-317-37183	PIONEER NATURAL RES. USA, INC.	Oil	22178
42-317-37184	PIONEER NATURAL RES. USA, INC.	Oil	42269
42-317-37185	QEP ENERGY COMPANY	Oil	37861
42-317-37186	QEP ENERGY COMPANY	Oil	37861
42-317-37187	QEP ENERGY COMPANY	Oil	37861
42-317-37188	QEP ENERGY COMPANY	Oil	37861
42-317-37189	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-37190	PIONEER NATURAL RES. USA, INC.	Oil	22178
42-317-37191	PIONEER NATURAL RES. USA, INC.
42-317-37192	MYCO INDUSTRIES, INC.
42-317-37193	PIONEER NATURAL RES. USA, INC.	Oil	44735
42-317-37194	DIAMONDBACK E&P LLC	Oil	39506
42-317-37195	DIAMONDBACK E&P LLC	Oil	39506
42-317-37196	Hunt Oil Company	Oil	23010
42-317-37197	PETROLEGACY ENERGY II, LLC	Oil	42555
42-317-37198	JUNCTION RESOURCES OP, LLC	Oil	42753
42-317-37199	SCOUT ENERGY MANAGEMENT LLC	Oil	39597
42-317-37200	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42665
42-317-37201
42-317-37203	PIONEER NATURAL RES. USA, INC.	Oil	40720
42-317-37204	GUIDON ENERGY MGMT SERVICES LLC	Oil	39100
42-317-37205	OVINTIV USA INC.	Oil	42438
42-317-37206	DIAMONDBACK E&P LLC	Oil	39506
42-317-37207	WASSER INVESTMENTS, LLC
42-317-37208	DIAMONDBACK E&P LLC	Oil	39506
42-317-37209	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-37210	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39676
42-317-37211	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39676
42-317-37212	PIONEER NATURAL RES. USA, INC.	Oil	21372
42-317-37213	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-37214	PIONEER NATURAL RES. USA, INC.	Oil	42938
42-317-37215	PIONEER NATURAL RES. USA, INC.	Oil	42811
42-317-37216	QEP ENERGY COMPANY	Oil	39813
42-317-37217	CROWNQUEST OPERATING, LLC	Oil	42778
42-317-37218	QEP ENERGY COMPANY	Oil	39728
42-317-37219	QEP ENERGY COMPANY	Oil	38408
42-317-37220	PIONEER NATURAL RES. USA, INC.
42-317-37221	COG OPERATING LLC	Oil	41814
42-317-37222	DIAMONDBACK E&P LLC	Oil	42766
42-317-37223	RELIANCE ENERGY, INC.
42-317-37224	RELIANCE ENERGY, INC.
42-317-37225	QEP ENERGY COMPANY	Oil	38699
42-317-37226	RELIANCE ENERGY, INC.
42-317-37227	QEP ENERGY COMPANY	Oil	38986
42-317-37228	PIONEER NATURAL RES. USA, INC.
42-317-37229	PIONEER NATURAL RES. USA, INC.	Oil	41563
42-317-37230	RELIANCE ENERGY, INC.
42-317-37231
42-317-37232	PIONEER NATURAL RES. USA, INC.	Oil	40259
42-317-37233	PIONEER NATURAL RES. USA, INC.
42-317-37234	PIONEER NATURAL RES. USA, INC.	Oil	45479
42-317-37235	PIONEER NATURAL RES. USA, INC.	Oil	44425
42-317-37236	PIONEER NATURAL RES. USA, INC.	Oil	42184
42-317-37237	BIRCH OPERATIONS, INC.	Oil	42612
42-317-37240	COG OPERATING LLC	Oil	38792
42-317-37241	PIONEER NATURAL RES. USA, INC.	Oil	37876
42-317-37242	PIONEER NATURAL RES. USA, INC.	Oil	37876
42-317-37243	PIONEER NATURAL RES. USA, INC.	Oil	40218
42-317-37244	PIONEER NATURAL RES. USA, INC.
42-317-37245	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-37246	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-37247	COG OPERATING LLC	Oil	38431
42-317-37248	PIONEER NATURAL RES. USA, INC.
42-317-37249	PETROLEGACY ENERGY II, LLC	Oil	40835
42-317-37250	PETROLEGACY ENERGY II, LLC	Oil	40041
42-317-37251	PIONEER NATURAL RES. USA, INC.	Oil	21372
42-317-37252	PIONEER NATURAL RES. USA, INC.	Oil	22097
42-317-37253	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-37254	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-37255	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-37256	PIONEER NATURAL RES. USA, INC.	Oil	40801
42-317-37257	SCOUT ENERGY MANAGEMENT LLC	Oil	41474
42-317-37258	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-37259	COG OPERATING LLC	Oil	39823
42-317-37260	COG OPERATING LLC	Oil	39823
42-317-37261	CROWNQUEST OPERATING, LLC	Oil	42277
42-317-37262	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-37263	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41389
42-317-37264	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41621
42-317-37265	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38860
42-317-37266	Sm Energy Company	Oil	41455
42-317-37267	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38592
42-317-37268	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42739
42-317-37269	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-37270	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-37271	DISCOVERY OPERATING, INC.	Oil	41509
42-317-37272	OVINTIV USA INC.	Oil	35729
42-317-37273	COG OPERATING LLC	Oil	41814
42-317-37274	ENCANA OIL & GAS(USA) INC.	Oil	44217
42-317-37275	PIONEER NATURAL RES. USA, INC.	Oil	42939
42-317-37276	PIONEER NATURAL RES. USA, INC.	Oil	42939
42-317-37277	PIONEER NATURAL RES. USA, INC.	Oil	42939
42-317-37278	PIONEER NATURAL RES. USA, INC.	Oil	42939
42-317-37279	PIONEER NATURAL RES. USA, INC.	Oil	42432
42-317-37280	PIONEER NATURAL RES. USA, INC.	Oil	21786
42-317-37281	PIONEER NATURAL RES. USA, INC.	Oil	24350
42-317-37282	PIONEER NATURAL RES. USA, INC.	Oil	24350
42-317-37283	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-37284	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-37285	PIONEER NATURAL RES. USA, INC.	Oil	42868
42-317-37286	PIONEER NATURAL RES. USA, INC.	Oil	43026
42-317-37287	PIONEER NATURAL RES. USA, INC.
42-317-37288	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-37289	PIONEER NATURAL RES. USA, INC.
42-317-37290	PIONEER NATURAL RES. USA, INC.	Oil	32599
42-317-37291	PIONEER NATURAL RES. USA, INC.	Oil	32480
42-317-37292	DIAMONDBACK E&P LLC	Oil	40184
42-317-37293	PIONEER NATURAL RES. USA, INC.	Oil	41548
42-317-37294	PIONEER NATURAL RES. USA, INC.	Oil	39449
42-317-37295	PIONEER NATURAL RES. USA, INC.	Oil	32082
42-317-37296	BIRCH OPERATIONS, INC.	Oil	41793
42-317-37297	Sm Energy Company	Oil	42702
42-317-37298	BIRCH OPERATIONS, INC.	Oil	42719
42-317-37299	PETROLEGACY ENERGY II, LLC	Oil	38506
42-317-37300	DIAMONDBACK E&P LLC	Oil	40855
42-317-37301	PIONEER NATURAL RES. USA, INC.	Oil	41089
42-317-37302	PARSLEY ENERGY OPERATIONS, LLC	Oil	23452
42-317-37303	GUIDON ENERGY MGMT SERVICES LLC	Oil	42469
42-317-37304	DIAMONDBACK E&P LLC	Oil	38958
42-317-37305	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42560
42-317-37306	OVINTIV USA INC.	Oil	40337
42-317-37307	COG OPERATING LLC	Oil	40138
42-317-37308	COG OPERATING LLC	Oil	40138
42-317-37309	COG OPERATING LLC	Oil	40730
42-317-37310	BIRCH OPERATIONS, INC.	Oil	44123
42-317-37311	PETROPLEX ENERGY INC.	Oil	45313
42-317-37312	SCOUT ENERGY MANAGEMENT LLC	Oil	42964
42-317-37313	OVINTIV USA INC.	Oil	41097
42-317-37314	OVINTIV USA INC.	Oil	41097
42-317-37315	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-37316	KIRKPATRICK OIL COMPANY	Oil	41682
42-317-37318	Linn Operating, Inc.	Oil	26484
42-317-37320	SCOUT ENERGY MANAGEMENT LLC	Oil	41076
42-317-37321	DIAMONDBACK E&P LLC	Oil	42829
42-317-37322	BIRCH OPERATIONS, INC.	Oil	41501
42-317-37323	PIONEER NATURAL RES. USA, INC.	Oil	31581
42-317-37324	PIONEER NATURAL RES. USA, INC.	Oil	33103
42-317-37325	DIAMONDBACK E&P LLC	Oil	42477
42-317-37326	PIONEER NATURAL RES. USA, INC.	Oil	38745
42-317-37327	PETROLEGACY ENERGY II, LLC	Oil	42803
42-317-37328	ENDEAVOR ENERGY RESOURCES L.P.	Oil	27360
42-317-37329	PIONEER NATURAL RES. USA, INC.
42-317-37330	OVINTIV USA INC.	Oil	41097
42-317-37331	OVINTIV USA INC.	Oil	41097
42-317-37332	OVINTIV USA INC.	Oil	41097
42-317-37333	XTO ENERGY INC.	Oil	25080
42-317-37334	COG OPERATING LLC	Oil	40730
42-317-37335	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43920
42-317-37336	COG OPERATING LLC	Oil	38792
42-317-37337	COG OPERATING LLC	Oil	38792
42-317-37338	DIAMONDBACK E&P LLC	Oil	39946
42-317-37339	COG OPERATING LLC	Oil	38792
42-317-37340	CROWNQUEST OPERATING, LLC	Oil	41842
42-317-37341	PETROLEGACY ENERGY II, LLC	Oil	39147
42-317-37342	COG OPERATING LLC	Oil	38792
42-317-37343	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37344	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37345	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37346	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37347	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37348	PIONEER NATURAL RES. USA, INC.
42-317-37349	DIAMONDBACK E&P LLC	Oil	39506
42-317-37350	PIONEER NATURAL RES. USA, INC.
42-317-37351	PIONEER NATURAL RES. USA, INC.
42-317-37352	PIONEER NATURAL RES. USA, INC.
42-317-37353	PIONEER NATURAL RES. USA, INC.
42-317-37354	PIONEER NATURAL RES. USA, INC.	Oil	33692
42-317-37355	MIDLAND ENERGY, INC.
42-317-37356	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41447
42-317-37357	OVINTIV USA INC.	Oil	41470
42-317-37358	OVINTIV USA INC.	Oil	41515
42-317-37359	OVINTIV USA INC.	Oil	41660
42-317-37360	PIEDRA OPERATING, LLC
42-317-37361	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-37362	GUIDON ENERGY MGMT SERVICES LLC	Oil	38848
42-317-37363	PIONEER NATURAL RES. USA, INC.
42-317-37364	PIONEER NATURAL RES. USA, INC.
42-317-37365	PIONEER NATURAL RES. USA, INC.
42-317-37366	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37367	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37368	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37369	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37370	DIAMONDBACK E&P LLC	Oil	39943
42-317-37371	PIONEER NATURAL RES. USA, INC.	Oil	41572
42-317-37372	PIEDRA OPERATING, LLC
42-317-37373	COG OPERATING LLC	Oil	38014
42-317-37374	DIAMONDBACK E&P LLC	Oil	38895
42-317-37375	COG OPERATING LLC	Oil	40730
42-317-37376	QEP ENERGY COMPANY	Oil	43413
42-317-37377	COG OPERATING LLC	Oil	38014
42-317-37378	COG OPERATING LLC	Oil	38014
42-317-37379	COG OPERATING LLC	Oil	38014
42-317-37380	GUIDON ENERGY MGMT SERVICES LLC	Oil	42554
42-317-37381	DIAMONDBACK E&P LLC	Oil	38895
42-317-37382	OVINTIV USA INC.	Oil	42737
42-317-37383	DIAMONDBACK E&P LLC	Oil	39506
42-317-37384	DIAMONDBACK E&P LLC	Oil	39506
42-317-37385	DIAMONDBACK E&P LLC	Oil	39506
42-317-37386	SCOUT ENERGY MANAGEMENT LLC	Oil	43245
42-317-37387	DIAMONDBACK E&P LLC	Oil	38895
42-317-37388	PIONEER NATURAL RES. USA, INC.	Oil	35873
42-317-37389	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37390	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37391	DIAMONDBACK E&P LLC	Oil	42478
42-317-37392	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37393	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37394	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-37395	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-37396	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-37397	DIAMONDBACK E&P LLC	Oil	38895
42-317-37398	CROWNQUEST OPERATING, LLC	Oil	41842
42-317-37399	Sm Energy Company	Oil	41899
42-317-37400	CROWNQUEST OPERATING, LLC	Oil	42952
42-317-37401	BIRCH OPERATIONS, INC.	Oil	42574
42-317-37402	BLACK SWAN OPERATING, LLC	Oil	42831
42-317-37403	BLACK SWAN OPERATING, LLC	Oil	42831
42-317-37404	BLACK SWAN OPERATING, LLC	Oil	42636
42-317-37405	BLACK SWAN OPERATING, LLC	Oil	42636
42-317-37406	PIONEER NATURAL RES. USA, INC.	Oil	38227
42-317-37407	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37408	ELEMENT PETRO OPERATING II, LLC
42-317-37409	BIRCH OPERATIONS, INC.	Oil	42800
42-317-37410	DIAMONDBACK E&P LLC	Oil	38895
42-317-37411	DIAMONDBACK E&P LLC	Oil	38987
42-317-37412	COG OPERATING LLC	Oil	38014
42-317-37413	COG OPERATING LLC	Oil	38014
42-317-37414	Lario Oil & Gas Company	Oil	36632
42-317-37415	COG OPERATING LLC	Oil	38014
42-317-37416	COG OPERATING LLC	Oil	38014
42-317-37417	DIAMONDBACK E&P LLC	Oil	38895
42-317-37418	DIAMONDBACK E&P LLC	Oil	38895
42-317-37419	XTO ENERGY INC.	Oil	42857
42-317-37420	BLACKBUCK-N DEEP, LLC	Oil	41613
42-317-37421	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37422	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37423	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40770
42-317-37424	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38721
42-317-37425	ENDEAVOR ENERGY RESOURCES L.P.
42-317-37426	PRIME OPERATING COMPANY	Oil	43300
42-317-37427	COG OPERATING LLC	Oil	38792
42-317-37428	DIAMONDBACK E&P LLC	Oil	42809
42-317-37429	KIRKPATRICK OIL COMPANY
42-317-37430	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-37431	PIONEER NATURAL RES. USA, INC.	Oil	22448
42-317-37432	DIAMONDBACK E&P LLC	Oil	43191
42-317-37433	OVINTIV USA INC.	Oil	42730
42-317-37434	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-37435	CROWNQUEST OPERATING, LLC	Oil	43922
42-317-37437	DIAMONDBACK E&P LLC	Oil	39945
42-317-37438	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-37439	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42053
42-317-37440	PETROLEGACY ENERGY II, LLC	Oil	42720
42-317-37441	XTO ENERGY INC.	Oil	42857
42-317-37442	OVINTIV USA INC.	Oil	43160
42-317-37443	COG OPERATING LLC	Oil	38792
42-317-37444	PIONEER NATURAL RES. USA, INC.
42-317-37445	PIONEER NATURAL RES. USA, INC.	Oil	32920
42-317-37446	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37590
42-317-37447	DIAMONDBACK E&P LLC	Oil	16719
42-317-37448	QEP ENERGY COMPANY	Oil	37861
42-317-37449	DIAMONDBACK E&P LLC	Oil	38895
42-317-37450	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36103
42-317-37451	DIAMONDBACK E&P LLC	Oil	40184
42-317-37452	MERIT ENERGY COMPANY
42-317-37453	SCOUT ENERGY MANAGEMENT LLC	Oil	40587
42-317-37454	BLACK SWAN OPERATING, LLC	Oil	41546
42-317-37455	RELIANCE ENERGY, INC.	Oil	43776
42-317-37456	SCOUT ENERGY MANAGEMENT LLC	Oil	43382
42-317-37457	DIAMONDBACK E&P LLC	Oil	40194
42-317-37458	PETROLEGACY ENERGY II, LLC	Oil	39106
42-317-37459	MAK-J ENERGY PARTNERS(TX),LTD.
42-317-37460	PETROLEGACY ENERGY II, LLC	Oil	41385
42-317-37461	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42725
42-317-37462	BIRCH OPERATIONS, INC.	Oil	16698
42-317-37463	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41956
42-317-37464	GUIDON ENERGY MGMT SERVICES LLC	Oil	42681
42-317-37465	PRIME OPERATING COMPANY	Oil	44007
42-317-37466	CALLON PETROLEUM OPERATING CO	Oil	43164
42-317-37467	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43119
42-317-37468	BLACK SWAN OPERATING, LLC	Oil	41987
42-317-37469	PETROPLEX SWD SYSTEM, LLC	Oil	42330
42-317-37470	BLACK SWAN OPERATING, LLC	Oil	41987
42-317-37471	EOG Resources, Inc.	Oil	41504
42-317-37472	DIAMONDBACK E&P LLC	Oil	41663
42-317-37473	PETROPLEX ENERGY INC.	Oil	39238
42-317-37474	DIAMONDBACK E&P LLC	Oil	38980
42-317-37475	DIAMONDBACK E&P LLC	Oil	42085
42-317-37476	MAK-J ENERGY PARTNERS(TX),LTD.
42-317-37477	QEP ENERGY COMPANY	Oil	38771
42-317-37478	Sm Energy Company	Oil	42670
42-317-37479	DIAMONDBACK E&P LLC	Oil	41461
42-317-37480	Hunt Oil Company	Oil	23468
42-317-37481	Hunt Oil Company	Oil	23468
42-317-37482	Hunt Oil Company	Oil	23468
42-317-37483	Hunt Oil Company	Oil	23468
42-317-37484	QEP ENERGY COMPANY	Oil	42054
42-317-37485	QEP ENERGY COMPANY	Oil	42114
42-317-37486	PIONEER NATURAL RES. USA, INC.	Oil	37910
42-317-37487	PIONEER NATURAL RES. USA, INC.
42-317-37488	Sm Energy Company	Oil	42779
42-317-37489	SCOUT ENERGY MANAGEMENT LLC	Oil	43382
42-317-37490	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42744
42-317-37491	DIAMONDBACK E&P LLC	Oil	41461
42-317-37492	PETROLEGACY ENERGY II, LLC	Oil	42921
42-317-37493	DIAMONDBACK E&P LLC	Oil	38895
42-317-37494	DIAMONDBACK E&P LLC	Oil	43390
42-317-37495	QEP ENERGY COMPANY	Oil	38870
42-317-37496	Hunt Oil Company	Oil	23468
42-317-37497	Hunt Oil Company	Oil	23468
42-317-37498	Hunt Oil Company	Oil	23468
42-317-37499	Hunt Oil Company	Oil	23468
42-317-37500	Hunt Oil Company	Oil	23468
42-317-37501	QEP ENERGY COMPANY	Oil	38986
42-317-37502	DIAMONDBACK E&P LLC	Oil	38895
42-317-37503	DIAMONDBACK E&P LLC	Oil	38895
42-317-37504	DIAMONDBACK E&P LLC	Oil	38895
42-317-37505	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-37506	COG OPERATING LLC	Oil	38014
42-317-37507	DIAMONDBACK E&P LLC	Oil	39214
42-317-37508	DIAMONDBACK E&P LLC	Oil	39214
42-317-37509	COG OPERATING LLC	Oil	38014
42-317-37510	OXY USA INC.	Oil	43032
42-317-37511	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-37512	COG OPERATING LLC	Oil	38014
42-317-37513	CROWNQUEST OPERATING, LLC	Oil	40577
42-317-37514	DIAMONDBACK E&P LLC	Oil	39214
42-317-37515	COG OPERATING LLC	Oil	40466
42-317-37516	BIRCH OPERATIONS, INC.	Oil	42394
42-317-37517	DIAMONDBACK E&P LLC	Oil	39214
42-317-37518	DIAMONDBACK E&P LLC	Oil	40184
42-317-37519	PETROLEGACY ENERGY II, LLC	Oil	42988
42-317-37520	DIAMONDBACK E&P LLC	Oil	39214
42-317-37521	COG OPERATING LLC	Oil	38792
42-317-37522	DIAMONDBACK E&P LLC	Oil	41461
42-317-37523	PIONEER NATURAL RES. USA, INC.	Oil	21438
42-317-37524	DIAMONDBACK E&P LLC	Oil	43102
42-317-37525	DIAMONDBACK E&P LLC	Oil	40756
42-317-37526	DIAMONDBACK E&P LLC	Oil	39506
42-317-37527	DIAMONDBACK E&P LLC	Oil	39506
42-317-37528	DIAMONDBACK E&P LLC	Oil	39506
42-317-37529	DIAMONDBACK E&P LLC	Oil	39506
42-317-37530	DIAMONDBACK E&P LLC	Oil	39506
42-317-37531	DIAMONDBACK E&P LLC	Oil	39506
42-317-37532	DIAMONDBACK E&P LLC	Oil	39506
42-317-37533	PIONEER NATURAL RES. USA, INC.	Oil	39474
42-317-37534	DE3 OPERATING LLC	Oil	41970
42-317-37535	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43680
42-317-37536	PIONEER NATURAL RES. USA, INC.	Oil	37796
42-317-37537	PIONEER NATURAL RES. USA, INC.	Oil	33076
42-317-37538	BLACK SWAN OPERATING, LLC	Oil	42990
42-317-37539	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37540	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37541	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-37542	PIONEER NATURAL RES. USA, INC.	Oil	21162
42-317-37543	PIONEER NATURAL RES. USA, INC.	Oil	42184
42-317-37544	PETROLEGACY ENERGY II, LLC	Oil	43011
42-317-37545	CROWNQUEST OPERATING, LLC	Oil	26314
42-317-37546	SCOUT ENERGY MANAGEMENT LLC	Oil	43245
42-317-37547	DIAMONDBACK E&P LLC	Oil	41461
42-317-37548	SCOUT ENERGY MANAGEMENT LLC	Oil	39619
42-317-37549	PETROPLEX SWD SYSTEM, LLC	Oil	42433
42-317-37550	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-37551	PIONEER NATURAL RES. USA, INC.
42-317-37552	PIONEER NATURAL RES. USA, INC.
42-317-37553	PIONEER NATURAL RES. USA, INC.
42-317-37554	PIONEER NATURAL RES. USA, INC.	Oil	21313
42-317-37555	PIONEER NATURAL RES. USA, INC.
42-317-37556	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-37557	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-37558	PIONEER NATURAL RES. USA, INC.
42-317-37559	PIONEER NATURAL RES. USA, INC.	Oil	41965
42-317-37560	PIONEER NATURAL RES. USA, INC.	Oil	32960
42-317-37561	PIONEER NATURAL RES. USA, INC.	Oil	42184
42-317-37562	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42768
42-317-37563	CROWNQUEST OPERATING, LLC	Oil	44117
42-317-37564	BIRCH OPERATIONS, INC.	Oil	42901
42-317-37565	BIRCH OPERATIONS, INC.	Oil	42796
42-317-37566	BIRCH OPERATIONS, INC.	Oil	42796
42-317-37567	Sm Energy Company	Oil	42930
42-317-37568	BIRCH OPERATIONS, INC.	Oil	16698
42-317-37569	MERIT ENERGY COMPANY
42-317-37570	PETROLEGACY ENERGY II, LLC	Oil	43379
42-317-37571	PETROLEGACY ENERGY II, LLC	Oil	39038
42-317-37572	BLACK SWAN OPERATING, LLC	Oil	42990
42-317-37573	PETROLEGACY ENERGY II, LLC	Oil	39456
42-317-37574	PETROLEGACY ENERGY II, LLC	Oil	43347
42-317-37575	PETROLEGACY ENERGY II, LLC	Oil	40835
42-317-37576	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37577	PIONEER NATURAL RES. USA, INC.	Oil	43048
42-317-37578	DIAMONDBACK E&P LLC	Oil	40213
42-317-37579	COG OPERATING LLC	Oil	38014
42-317-37580	PIONEER NATURAL RES. USA, INC.	Oil	21515
42-317-37581	PIONEER NATURAL RES. USA, INC.	Oil	39007
42-317-37582	DIAMONDBACK E&P LLC	Oil	40184
42-317-37583	DIAMONDBACK E&P LLC	Oil	40213
42-317-37584	DIAMONDBACK E&P LLC	Oil	40213
42-317-37585	SCOUT ENERGY MANAGEMENT LLC	Oil	40310
42-317-37586	DIAMONDBACK E&P LLC	Oil	38895
42-317-37587	DIAMONDBACK E&P LLC	Oil	38895
42-317-37588	DIAMONDBACK E&P LLC	Oil	38895
42-317-37589	DIAMONDBACK E&P LLC	Oil	38895
42-317-37590	DIAMONDBACK E&P LLC	Oil	38895
42-317-37591	DIAMONDBACK E&P LLC	Oil	38895
42-317-37592	DIAMONDBACK E&P LLC	Oil	38987
42-317-37593	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-37594	DIAMONDBACK E&P LLC	Oil	41001
42-317-37595	COG OPERATING LLC	Oil	38014
42-317-37596	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-37597	CROWNQUEST OPERATING, LLC	Oil	42615
42-317-37598	COG OPERATING LLC	Oil	38014
42-317-37599	RSP PERMIAN, LLC
42-317-37600	GUIDON ENERGY MGMT SERVICES LLC	Oil	43536
42-317-37601	PIONEER NATURAL RES. USA, INC.	Oil	43475
42-317-37602	PIONEER NATURAL RES. USA, INC.	Oil	41089
42-317-37603	PETROLEGACY ENERGY II, LLC	Oil	43027
42-317-37604	PIONEER NATURAL RES. USA, INC.	Oil	40335
42-317-37605	PIONEER NATURAL RES. USA, INC.	Oil	43036
42-317-37606	CALLON PETROLEUM OPERATING CO	Oil	42714
42-317-37607	DIAMONDBACK E&P LLC	Oil	39506
42-317-37609	XTO ENERGY INC.	Oil	43375
42-317-37610	CROWNQUEST OPERATING, LLC	Oil	43689
42-317-37611	DIAMONDBACK E&P LLC	Oil	39506
42-317-37612	DIAMONDBACK E&P LLC	Oil	39506
42-317-37613	DIAMONDBACK E&P LLC	Oil	39506
42-317-37614	PETROLEGACY ENERGY II, LLC	Oil	42345
42-317-37615	DIAMONDBACK E&P LLC	Oil	39506
42-317-37616	DIAMONDBACK E&P LLC	Oil	39506
42-317-37617	DIAMONDBACK E&P LLC	Oil	39506
42-317-37618	DIAMONDBACK E&P LLC	Oil	40213
42-317-37619	OVINTIV USA INC.	Oil	42895
42-317-37620	OVINTIV USA INC.	Oil	40746
42-317-37621	CALLON PETROLEUM OPERATING CO	Oil	42349
42-317-37622	PIONEER NATURAL RES. USA, INC.	Oil	42575
42-317-37623	DIAMONDBACK E&P LLC	Oil	40213
42-317-37624	COG OPERATING LLC	Oil	40493
42-317-37625	COG OPERATING LLC	Oil	40493
42-317-37626	COG OPERATING LLC	Oil	40493
42-317-37627	DIAMONDBACK E&P LLC	Oil	40213
42-317-37628	COG OPERATING LLC	Oil	40493
42-317-37629	COG OPERATING LLC	Oil	40493
42-317-37630	COG OPERATING LLC	Oil	44256
42-317-37631	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-37632	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-37633	DIAMONDBACK E&P LLC	Oil	39044
42-317-37634	CROWNQUEST OPERATING, LLC	Oil	42917
42-317-37635	DIAMONDBACK E&P LLC	Oil	40213
42-317-37636	DIAMONDBACK E&P LLC	Oil	40213
42-317-37637	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-37638	DIAMONDBACK E&P LLC	Oil	40213
42-317-37639	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-37640	DIAMONDBACK E&P LLC	Oil	40333
42-317-37641	COG OPERATING LLC	Oil	40493
42-317-37642	RESOLUTE NATURAL RES. CO., LLC	Oil	42917
42-317-37643	DIAMONDBACK E&P LLC	Oil	39506
42-317-37644	DIAMONDBACK E&P LLC	Oil	44873
42-317-37645	DIAMONDBACK E&P LLC	Oil	39506
42-317-37646	DIAMONDBACK E&P LLC	Oil	43717
42-317-37647	PIONEER NATURAL RES. USA, INC.	Oil	40259
42-317-37648	PIONEER NATURAL RES. USA, INC.	Oil	40259
42-317-37649	DIAMONDBACK E&P LLC	Oil	39506
42-317-37650	DIAMONDBACK E&P LLC	Oil	39506
42-317-37651	DIAMONDBACK E&P LLC	Oil	39506
42-317-37652	OVINTIV USA INC.	Oil	42895
42-317-37653	BLACKBUCK-N DEEP, LLC	Oil	45571
42-317-37654	DIAMONDBACK E&P LLC	Oil	39506
42-317-37655	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38743
42-317-37656	COG OPERATING LLC	Oil	39823
42-317-37657	PETROPLEX SWD SYSTEM, LLC
42-317-37658	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43272
42-317-37659	DE3 OPERATING LLC	Oil	40617
42-317-37660	DIAMONDBACK E&P LLC	Oil	39871
42-317-37661	QEP ENERGY COMPANY	Oil	43834
42-317-37662	PETROLEGACY ENERGY II, LLC	Oil	42929
42-317-37663	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42948
42-317-37664	PRIME OPERATING COMPANY	Oil	43912
42-317-37665	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40697
42-317-37666	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40697
42-317-37667	COG OPERATING LLC	Oil	40730
42-317-37668	COG OPERATING LLC	Oil	40730
42-317-37669	SCOUT ENERGY MANAGEMENT LLC	Oil	44155
42-317-37670	SCOUT ENERGY MANAGEMENT LLC	Oil	42263
42-317-37671	RESOLUTE NATURAL RES. CO., LLC	Oil	42917
42-317-37672	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37673	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-37674	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-37675	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-37676	COG OPERATING LLC	Oil	38792
42-317-37677	BIRCH OPERATIONS, INC.	Oil	42574
42-317-37678	CROWNQUEST OPERATING, LLC	Oil	39852
42-317-37679	OVINTIV USA INC.	Oil	43065
42-317-37680	OVINTIV USA INC.	Oil	43065
42-317-37681	OXY USA INC.
42-317-37682	CROWNQUEST OPERATING, LLC
42-317-37683	CROWNQUEST OPERATING, LLC	Oil	42615
42-317-37684	COG OPERATING LLC	Oil	40718
42-317-37685	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-37686	COG OPERATING LLC	Oil	38792
42-317-37687	BAM PERMIAN OPERATING, LLC	Oil	43078
42-317-37688	DIAMONDBACK E&P LLC	Oil	39506
42-317-37689	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41389
42-317-37690	DIAMONDBACK E&P LLC	Oil	39506
42-317-37691	PIONEER NATURAL RES. USA, INC.	Oil	24269
42-317-37692	PETROLEGACY ENERGY II, LLC	Oil	43303
42-317-37693	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43106
42-317-37694	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-37695	GUIDON ENERGY MGMT SERVICES LLC	Oil	42848
42-317-37696
42-317-37697	PARSLEY ENERGY OPERATIONS, LLC	Oil	43145
42-317-37698	PARSLEY ENERGY OPERATIONS, LLC	Oil	43145
42-317-37699	SCOUT ENERGY MANAGEMENT LLC	Oil	43382
42-317-37700	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42948
42-317-37701	ENDEAVOR ENERGY RESOURCES L.P.
42-317-37702	SCOUT ENERGY MANAGEMENT LLC	Oil	43382
42-317-37703	QEP ENERGY COMPANY	Oil	42316
42-317-37704	COG OPERATING LLC	Oil	38431
42-317-37705	COG OPERATING LLC	Oil	38431
42-317-37706	SCOUT ENERGY MANAGEMENT LLC	Oil	39325
42-317-37707	COG OPERATING LLC	Oil	38792
42-317-37708	COG OPERATING LLC	Oil	38792
42-317-37709	COG OPERATING LLC	Oil	40730
42-317-37710	COG OPERATING LLC	Oil	40730
42-317-37711	SCOUT ENERGY MANAGEMENT LLC	Oil	41010
42-317-37712	PIONEER NATURAL RES. USA, INC.	Oil	41687
42-317-37713	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41974
42-317-37714	PIONEER NATURAL RES. USA, INC.	Oil	43129
42-317-37715	DIAMONDBACK E&P LLC	Oil	38987
42-317-37716	DIAMONDBACK E&P LLC	Oil	44869
42-317-37717	SCOUT ENERGY MANAGEMENT LLC	Oil	43765
42-317-37718	PIONEER NATURAL RES. USA, INC.	Oil	40335
42-317-37719	COG OPERATING LLC	Oil	39823
42-317-37720	OXY USA INC.
42-317-37721	COG OPERATING LLC	Oil	39823
42-317-37722	COG OPERATING LLC	Oil	39823
42-317-37723	COG OPERATING LLC	Oil	39823
42-317-37724	PIONEER NATURAL RES. USA, INC.
42-317-37725	PIONEER NATURAL RES. USA, INC.	Oil	44079
42-317-37726	PIONEER NATURAL RES. USA, INC.
42-317-37727	PIONEER NATURAL RES. USA, INC.
42-317-37728	PIONEER NATURAL RES. USA, INC.	Oil	38888
42-317-37730	PETROLEGACY ENERGY II, LLC	Oil	38748
42-317-37731	COG OPERATING LLC	Oil	38792
42-317-37732	PETROLEGACY ENERGY II, LLC	Oil	43162
42-317-37733	COG OPERATING LLC	Oil	38792
42-317-37734	COG OPERATING LLC	Oil	38792
42-317-37735	COG OPERATING LLC	Oil	38792
42-317-37736	PRIME OPERATING COMPANY	Oil	44087
42-317-37737	COG OPERATING LLC	Oil	38792
42-317-37738	PIONEER NATURAL RES. USA, INC.	Oil	32170
42-317-37739	OXY USA INC.
42-317-37740	PIONEER NATURAL RES. USA, INC.
42-317-37741	CROWNQUEST OPERATING, LLC	Oil	39852
42-317-37742	COG OPERATING LLC	Oil	39823
42-317-37743	SCOUT ENERGY MANAGEMENT LLC	Oil	42964
42-317-37744	COG OPERATING LLC	Oil	38792
42-317-37745	PIONEER NATURAL RES. USA, INC.	Oil	40259
42-317-37746	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43240
42-317-37747	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43447
42-317-37748	COG OPERATING LLC	Oil	38792
42-317-37749	COG OPERATING LLC	Oil	38792
42-317-37750	COG OPERATING LLC	Oil	38792
42-317-37751	BIRCH OPERATIONS, INC.	Oil	16698
42-317-37752	DIAMONDBACK E&P LLC	Oil	40333
42-317-37753	OVINTIV USA INC.	Oil	43309
42-317-37754	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-37755	DIAMONDBACK E&P LLC	Oil	39506
42-317-37756	PIONEER NATURAL RES. USA, INC.	Oil	21824
42-317-37757	PIONEER NATURAL RES. USA, INC.	Oil	22070
42-317-37758	PIONEER NATURAL RES. USA, INC.
42-317-37759	PIONEER NATURAL RES. USA, INC.
42-317-37760	PIONEER NATURAL RES. USA, INC.	Oil	43048
42-317-37761	PIONEER NATURAL RES. USA, INC.	Oil	41940
42-317-37762	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43052
42-317-37763	DIAMONDBACK E&P LLC	Oil	39506
42-317-37764	DIAMONDBACK E&P LLC	Oil	39506
42-317-37765	DIAMONDBACK E&P LLC	Oil	39506
42-317-37766	OVINTIV USA INC.	Oil	45902
42-317-37767	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37768	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37769	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37770	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37771	PIONEER NATURAL RES. USA, INC.
42-317-37772	SCOUT ENERGY MANAGEMENT LLC	Oil	39597
42-317-37773	SCOUT ENERGY MANAGEMENT LLC	Oil	39597
42-317-37774	PIONEER NATURAL RES. USA, INC.
42-317-37775	PIONEER NATURAL RES. USA, INC.
42-317-37776	PIONEER NATURAL RES. USA, INC.
42-317-37777	PIONEER NATURAL RES. USA, INC.
42-317-37778	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37779	ENERGEN RESOURCES CORPORATION
42-317-37780	DIAMONDBACK E&P LLC	Oil	39214
42-317-37781	PETROLEGACY ENERGY II, LLC	Oil	43176
42-317-37782	DIAMONDBACK E&P LLC	Oil	39214
42-317-37783	DIAMONDBACK E&P LLC	Oil	39214
42-317-37784	PIONEER NATURAL RES. USA, INC.
42-317-37785	PIONEER NATURAL RES. USA, INC.	Oil	40033
42-317-37786	PIONEER NATURAL RES. USA, INC.
42-317-37787	CHISOS, LTD.	Oil	37469
42-317-37788	OVINTIV USA INC.	Oil	39383
42-317-37789	DIAMONDBACK E&P LLC	Oil	38895
42-317-37790	SCOUT ENERGY MANAGEMENT LLC	Oil	41074
42-317-37791	DIAMONDBACK E&P LLC	Oil	38895
42-317-37792	DIAMONDBACK E&P LLC	Oil	38895
42-317-37793	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39301
42-317-37794	DIAMONDBACK E&P LLC	Oil	38895
42-317-37795	BIRCH OPERATIONS, INC.	Oil	42574
42-317-37796	DIAMONDBACK E&P LLC	Oil	38895
42-317-37797	DIAMONDBACK E&P LLC	Oil	38895
42-317-37798	DIAMONDBACK E&P LLC	Oil	38895
42-317-37799	DIAMONDBACK E&P LLC	Oil	38895
42-317-37800	DIAMONDBACK E&P LLC	Oil	38895
42-317-37801	W&T OFFSHORE, INC.	Oil	39141
42-317-37802	QEP ENERGY COMPANY	Oil	37861
42-317-37803	QEP ENERGY COMPANY	Oil	37861
42-317-37804	QEP ENERGY COMPANY	Oil	37861
42-317-37805	DIAMONDBACK E&P LLC	Oil	38895
42-317-37806	ENERGEN RESOURCES CORPORATION
42-317-37807	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40955
42-317-37808	PIONEER NATURAL RES. USA, INC.	Oil	43183
42-317-37809	DIAMONDBACK E&P LLC	Oil	38895
42-317-37810	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-37812	DIAMONDBACK E&P LLC	Oil	43935
42-317-37814	DIAMONDBACK E&P LLC	Oil	43555
42-317-37815	DIAMONDBACK E&P LLC	Oil	38895
42-317-37816	PIONEER NATURAL RES. USA, INC.
42-317-37817	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42047
42-317-37818	PIONEER NATURAL RES. USA, INC.	Oil	22020
42-317-37819	QEP ENERGY COMPANY	Oil	38699
42-317-37820	PIONEER NATURAL RES. USA, INC.
42-317-37821	DIAMONDBACK E&P LLC	Oil	43191
42-317-37822	QEP ENERGY COMPANY	Oil	38699
42-317-37823	Hunt Oil Company	Oil	23468
42-317-37824	QEP ENERGY COMPANY	Oil	37676
42-317-37825	DIAMONDBACK E&P LLC	Oil	39506
42-317-37826	COG OPERATING LLC	Oil	39823
42-317-37827	DIAMONDBACK E&P LLC	Oil	39506
42-317-37828	PETROLEGACY ENERGY II, LLC	Oil	43403
42-317-37829	PIONEER NATURAL RES. USA, INC.
42-317-37830	PIONEER NATURAL RES. USA, INC.
42-317-37831	PIONEER NATURAL RES. USA, INC.
42-317-37832	BLACK SWAN OPERATING, LLC	Oil	42947
42-317-37833	DIAMONDBACK E&P LLC	Oil	38980
42-317-37834	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37835	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-37836	PIONEER NATURAL RES. USA, INC.	Oil	33420
42-317-37837	PIONEER NATURAL RES. USA, INC.
42-317-37838	QEP ENERGY COMPANY	Oil	38699
42-317-37839	DIAMONDBACK E&P LLC	Oil	41663
42-317-37840	QEP ENERGY COMPANY	Oil	39868
42-317-37841	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37842	SCOUT ENERGY MANAGEMENT LLC	Oil	41508
42-317-37843	BIRCH OPERATIONS, INC.	Oil	42394
42-317-37844	BIRCH OPERATIONS, INC.	Oil	42394
42-317-37845	PETROLEGACY ENERGY II, LLC	Oil	41575
42-317-37846	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-37847	Sm Energy Company	Oil	41200
42-317-37848	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42078
42-317-37849	SCOUT ENERGY MANAGEMENT LLC	Oil	41309
42-317-37850	DIAMONDBACK E&P LLC	Oil	53969
42-317-37851	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37756
42-317-37852	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37313
42-317-37853	DIAMONDBACK E&P LLC	Oil	39944
42-317-37854	QEP ENERGY COMPANY	Oil	37676
42-317-37855	QEP ENERGY COMPANY	Oil	39813
42-317-37856	PIONEER NATURAL RES. USA, INC.
42-317-37857	PIONEER NATURAL RES. USA, INC.	Oil	39449
42-317-37858	QEP ENERGY COMPANY	Oil	37741
42-317-37859	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-37860	PIONEER NATURAL RES. USA, INC.
42-317-37861	PIONEER NATURAL RES. USA, INC.	Oil	38834
42-317-37862	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39122
42-317-37863	QEP ENERGY COMPANY	Oil	43198
42-317-37864	QEP ENERGY COMPANY	Oil	39813
42-317-37865	PIONEER NATURAL RES. USA, INC.	Oil	40218
42-317-37866	OCCIDENTAL PERMIAN LTD.
42-317-37867	OCCIDENTAL PERMIAN LTD.
42-317-37868	OCCIDENTAL PERMIAN LTD.
42-317-37869	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37870	OCCIDENTAL PERMIAN LTD.
42-317-37871	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37872	BLACK SWAN OPERATING, LLC	Oil	43211
42-317-37873	COG OPERATING LLC	Oil	38792
42-317-37874	COG OPERATING LLC	Oil	38792
42-317-37875	BLACK SWAN OPERATING, LLC	Oil	43085
42-317-37876	DE3 OPERATING LLC	Oil	43087
42-317-37877	OXY USA INC.	Oil	40730
42-317-37878	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37860
42-317-37879	PIONEER NATURAL RES. USA, INC.	Oil	26086
42-317-37880	PIONEER NATURAL RES. USA, INC.
42-317-37881	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43651
42-317-37882	CROWNQUEST OPERATING, LLC	Oil	40577
42-317-37883	CROWNQUEST OPERATING, LLC	Oil	40577
42-317-37884	CROWNQUEST OPERATING, LLC	Oil	39852
42-317-37885	CROWNQUEST OPERATING, LLC	Oil	39852
42-317-37886	CROWNQUEST OPERATING, LLC	Oil	39852
42-317-37887	PIONEER NATURAL RES. USA, INC.	Oil	26086
42-317-37888	OCCIDENTAL PERMIAN LTD.
42-317-37889	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-37891	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37776
42-317-37892	Sm Energy Company	Oil	43247
42-317-37893	CROWNQUEST OPERATING, LLC	Oil	41842
42-317-37894	CROWNQUEST OPERATING, LLC	Oil	42822
42-317-37895	QEP ENERGY COMPANY	Oil	38699
42-317-37896	QEP ENERGY COMPANY	Oil	45283
42-317-37897	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37898	DIAMONDBACK E&P LLC	Oil	39506
42-317-37899	QEP ENERGY COMPANY	Oil	39728
42-317-37900	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-37901	DE3 OPERATING LLC	Oil	21123
42-317-37902	DIAMONDBACK E&P LLC	Oil	39506
42-317-37903	CROWNQUEST OPERATING, LLC	Oil	41446
42-317-37904	PIONEER NATURAL RES. USA, INC.	Oil	42068
42-317-37905	CROWNQUEST OPERATING, LLC	Oil	26314
42-317-37907	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-37908	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-37909	PIONEER NATURAL RES. USA, INC.	Oil	47414
42-317-37910	DIAMONDBACK E&P LLC	Oil	40213
42-317-37911	PIONEER NATURAL RES. USA, INC.	Oil	38749
42-317-37912	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39301
42-317-37913	DIAMONDBACK E&P LLC	Oil	39506
42-317-37914	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39448
42-317-37915	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39301
42-317-37916	BLACK SWAN OPERATING, LLC	Oil	43211
42-317-37917	PARSLEY ENERGY OPERATIONS, LLC	Oil	43439
42-317-37918	PARSLEY ENERGY OPERATIONS, LLC	Oil	43439
42-317-37919	DIAMONDBACK E&P LLC	Oil	39506
42-317-37920	DIAMONDBACK E&P LLC	Oil	39506
42-317-37921	CROWNQUEST OPERATING, LLC	Oil	42917
42-317-37922	HANNATHON PETROLEUM, LLC	Oil	43385
42-317-37923	PETROPLEX ENERGY INC.	Oil	42581
42-317-37924	HANNATHON PETROLEUM, LLC	Oil	43385
42-317-37925	PETROPLEX ENERGY INC.	Oil	40111
42-317-37926	SCOUT ENERGY MANAGEMENT LLC	Oil	44152
42-317-37927	SCOUT ENERGY MANAGEMENT LLC	Oil	44152
42-317-37928	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-37929	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37930	DIAMONDBACK E&P LLC	Oil	39506
42-317-37931	DIAMONDBACK E&P LLC	Oil	39506
42-317-37932	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37933	BLACK SWAN OPERATING, LLC	Oil	42947
42-317-37936	SCOUT ENERGY MANAGEMENT LLC	Oil	44152
42-317-37937	H & M RESOURCES, LLC
42-317-37938	SCOUT ENERGY MANAGEMENT LLC	Oil	39658
42-317-37939	QEP ENERGY COMPANY	Oil	37741
42-317-37940	QEP ENERGY COMPANY	Oil	37741
42-317-37941	SCOUT ENERGY MANAGEMENT LLC	Oil	40458
42-317-37942	SCOUT ENERGY MANAGEMENT LLC	Oil	40458
42-317-37943	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-37944	QEP ENERGY COMPANY	Oil	42403
42-317-37945	COG OPERATING LLC	Oil	38014
42-317-37946	QEP ENERGY COMPANY	Oil	42403
42-317-37947	QEP ENERGY COMPANY	Oil	39728
42-317-37948	BLACK SWAN OPERATING, LLC	Oil	41390
42-317-37949	CROWNQUEST OPERATING, LLC	Oil	42615
42-317-37950	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-37951	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-37952	ROFF OPERATING COMPANY, LLC	Oil	44227
42-317-37953	CROWNQUEST OPERATING, LLC	Oil	44766
42-317-37954	CROWNQUEST OPERATING, LLC	Oil	44766
42-317-37955	QEP ENERGY COMPANY	Oil	39659
42-317-37956	QEP ENERGY COMPANY	Oil	39659
42-317-37957	QEP ENERGY COMPANY	Oil	39659
42-317-37958	CROWNQUEST OPERATING, LLC	Oil	44766
42-317-37959	DIAMONDBACK E&P LLC	Oil	39515
42-317-37960	PETROLEGACY ENERGY II, LLC	Oil	39147
42-317-37961	PIONEER NATURAL RES. USA, INC.
42-317-37962	PETROLEGACY ENERGY II, LLC	Oil	43027
42-317-37963	QEP ENERGY COMPANY	Oil	38870
42-317-37966	BIRCH OPERATIONS, INC.	Oil	43409
42-317-37967	PIONEER NATURAL RES. USA, INC.	Oil	26086
42-317-37968	CALLON PETROLEUM OPERATING CO	Oil	38385
42-317-37969	SCOUT ENERGY MANAGEMENT LLC	Oil	40205
42-317-37970	QEP ENERGY COMPANY	Oil	44678
42-317-37971	DIAMONDBACK E&P LLC	Oil	40333
42-317-37972	DIAMONDBACK E&P LLC	Oil	40333
42-317-37973	PIONEER NATURAL RES. USA, INC.
42-317-37974	PETROLEGACY ENERGY II, LLC	Oil	43210
42-317-37975	PIONEER NATURAL RES. USA, INC.
42-317-37976	DIAMONDBACK E&P LLC	Oil	39506
42-317-37977	DIAMONDBACK E&P LLC	Oil	39506
42-317-37978	DIAMONDBACK E&P LLC	Oil	39506
42-317-37979	DIAMONDBACK E&P LLC	Oil	39506
42-317-37980	COG OPERATING LLC	Oil	38792
42-317-37981	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-37984	PIONEER NATURAL RES. USA, INC.
42-317-37985	SCOUT ENERGY MANAGEMENT LLC	Oil	44152
42-317-37986	DIAMONDBACK E&P LLC	Oil	40333
42-317-37987	PETROLEGACY ENERGY II, LLC	Oil	43575
42-317-37988	PETROLEGACY ENERGY II, LLC	Oil	43553
42-317-37989	PETROLEGACY ENERGY II, LLC	Oil	41385
42-317-37990	PETROLEGACY ENERGY II, LLC	Oil	43670
42-317-37991	Sm Energy Company	Oil	40786
42-317-37992	BLACK SWAN OPERATING, LLC	Oil	43393
42-317-37993	Sm Energy Company	Oil	45860
42-317-37994	DIAMONDBACK E&P LLC	Oil	43040
42-317-37995	CROWNQUEST OPERATING, LLC	Oil	44085
42-317-37996	DIAMONDBACK E&P LLC	Oil	51126
42-317-37997	DIAMONDBACK E&P LLC	Oil	51126
42-317-37998	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-37999	ON POINT OILFIELD OPERATIONS LLC	Oil	44400
42-317-38000	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42431
42-317-38001	DE3 OPERATING LLC	Oil	41970
42-317-38003	DIAMONDBACK E&P LLC	Oil	39945
42-317-38004	DIAMONDBACK E&P LLC	Oil	39141
42-317-38005	DIAMONDBACK E&P LLC	Oil	39943
42-317-38006	DIAMONDBACK E&P LLC	Oil	39141
42-317-38008	BIRCH OPERATIONS, INC.	Oil	43386
42-317-38009	BIRCH OPERATIONS, INC.	Oil	43386
42-317-38010	BIRCH OPERATIONS, INC.	Oil	43386
42-317-38011	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-38012	PIONEER NATURAL RES. USA, INC.	Oil	41232
42-317-38013	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43232
42-317-38014	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43231
42-317-38015	PIONEER NATURAL RES. USA, INC.	Oil	39378
42-317-38016	PIONEER NATURAL RES. USA, INC.	Oil	39007
42-317-38017	BLACK SWAN OPERATING, LLC	Oil	42990
42-317-38018	PIONEER NATURAL RES. USA, INC.	Oil	40090
42-317-38019	QEP ENERGY COMPANY	Oil	42403
42-317-38020	Sm Energy Company	Oil	42930
42-317-38021	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43231
42-317-38022	PIONEER NATURAL RES. USA, INC.	Oil	39817
42-317-38023	BIRCH OPERATIONS, INC.	Oil	43450
42-317-38024	QEP ENERGY COMPANY	Oil	38870
42-317-38025	DIAMONDBACK E&P LLC	Oil	39943
42-317-38026	OVINTIV USA INC.	Oil	41097
42-317-38027	SCOUT ENERGY MANAGEMENT LLC	Oil	40832
42-317-38028	QEP ENERGY COMPANY	Oil	37741
42-317-38029	CHESAPEAKE OPERATING, INC.
42-317-38030	QEP ENERGY COMPANY	Oil	37932
42-317-38031	OVINTIV USA INC.	Oil	41097
42-317-38032	PIEDRA OPERATING, LLC
42-317-38033	OVINTIV USA INC.	Oil	41097
42-317-38034	OVINTIV USA INC.	Oil	41097
42-317-38035	PIONEER NATURAL RES. USA, INC.	Oil	21906
42-317-38036	PIONEER NATURAL RES. USA, INC.	Oil	33178
42-317-38037	DIAMONDBACK E&P LLC	Oil	39515
42-317-38038	COG OPERATING LLC	Oil	38431
42-317-38039	PIEDRA OPERATING, LLC
42-317-38040	SCOUT ENERGY MANAGEMENT LLC	Oil	42381
42-317-38041	PETROLEGACY ENERGY II, LLC	Oil	43683
42-317-38042	COG OPERATING LLC	Oil	40493
42-317-38043	COG OPERATING LLC	Oil	40493
42-317-38044	BLACK SWAN OPERATING, LLC	Oil	43501
42-317-38045	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43207
42-317-38046	BLACK SWAN OPERATING, LLC	Oil	43884
42-317-38047	QEP ENERGY COMPANY	Oil	38870
42-317-38048	CROWNQUEST OPERATING, LLC	Oil	42277
42-317-38049	DIAMONDBACK E&P LLC	Oil	43574
42-317-38050	PIONEER NATURAL RES. USA, INC.	Oil	41089
42-317-38051	PETROLEGACY ENERGY II, LLC	Oil	45211
42-317-38052	PIONEER NATURAL RES. USA, INC.	Oil	40307
42-317-38053	DIAMONDBACK E&P LLC	Oil	43978
42-317-38054	DIAMONDBACK E&P LLC	Oil	43824
42-317-38055	OVINTIV USA INC.	Oil	39632
42-317-38056	GUIDON ENERGY MGMT SERVICES LLC	Oil	43154
42-317-38057	PETROLEGACY ENERGY II, LLC	Oil	43347
42-317-38058	DIAMONDBACK E&P LLC	Oil	45225
42-317-38059	DIAMONDBACK E&P LLC	Oil	43937
42-317-38060	DIAMONDBACK E&P LLC	Oil	44239
42-317-38061	DIAMONDBACK E&P LLC	Oil	39214
42-317-38062	DIAMONDBACK E&P LLC	Oil	39214
42-317-38063	PIONEER NATURAL RES. USA, INC.	Oil	37612
42-317-38064	CHESAPEAKE OPERATING, INC.
42-317-38065	DIAMONDBACK E&P LLC	Oil	43913
42-317-38066	OVINTIV USA INC.	Oil	41984
42-317-38067	DIAMONDBACK E&P LLC	Oil	43943
42-317-38068	BLACK SWAN OPERATING, LLC	Oil	43085
42-317-38069	PETROLEGACY ENERGY II, LLC	Oil	43532
42-317-38070	PETROPLEX ENERGY INC.	Oil	45986
42-317-38071	COG OPERATING LLC	Oil	38014
42-317-38072	COG OPERATING LLC	Oil	38014
42-317-38073	COG OPERATING LLC	Oil	38014
42-317-38074	PIONEER NATURAL RES. USA, INC.
42-317-38075	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-38076	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42559
42-317-38077	DIAMONDBACK E&P LLC	Oil	39943
42-317-38078	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37276
42-317-38079	COG OPERATING LLC	Oil	44151
42-317-38080	RELIANCE ENERGY, INC.
42-317-38081	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42315
42-317-38082	BLACK SWAN OPERATING, LLC	Oil	43950
42-317-38083	BLACK SWAN OPERATING, LLC	Oil	43884
42-317-38084	BLACK SWAN OPERATING, LLC	Oil	43501
42-317-38085	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43411
42-317-38086	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41447
42-317-38087	OVINTIV USA INC.	Oil	42438
42-317-38088	BLACK SWAN OPERATING, LLC	Oil	43393
42-317-38089	BLACK SWAN OPERATING, LLC	Oil	43950
42-317-38090	PIONEER NATURAL RES. USA, INC.
42-317-38091	PETROLEGACY ENERGY II, LLC	Oil	38852
42-317-38092	PIONEER NATURAL RES. USA, INC.	Oil	44058
42-317-38093	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-38094	QEP ENERGY COMPANY	Oil	39659
42-317-38095	DIAMONDBACK E&P LLC	Oil	43983
42-317-38096	Linn Operating, Inc.
42-317-38097	Linn Operating, Inc.
42-317-38098	COG OPERATING LLC	Oil	38014
42-317-38099	COG OPERATING LLC	Oil	38014
42-317-38100	DE3 OPERATING LLC	Oil	43248
42-317-38101	CHESAPEAKE OPERATING, INC.
42-317-38102	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43445
42-317-38103	OXY USA INC.	Oil	42903
42-317-38104	CHESAPEAKE OPERATING, INC.
42-317-38105	PIONEER NATURAL RES. USA, INC.	Oil	22049
42-317-38106	PIONEER NATURAL RES. USA, INC.	Oil	21491
42-317-38107	OVINTIV USA INC.	Oil	44456
42-317-38108	PIONEER NATURAL RES. USA, INC.	Oil	39474
42-317-38109	PETROPLEX ENERGY INC.	Oil	40092
42-317-38110	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43428
42-317-38111	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43428
42-317-38112	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43428
42-317-38113	PIONEER NATURAL RES. USA, INC.	Oil	39101
42-317-38114	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37276
42-317-38115	RELIANCE ENERGY, INC.
42-317-38116	OVINTIV USA INC.	Oil	39383
42-317-38117	OVINTIV USA INC.	Oil	39383
42-317-38118	W&T OFFSHORE, INC.	Oil	43474
42-317-38119	QEP ENERGY COMPANY	Oil	21898
42-317-38120	GUIDON ENERGY MGMT SERVICES LLC	Oil	38848
42-317-38121
42-317-38122	Sm Energy Company	Oil	42779
42-317-38123	Sm Energy Company	Oil	44243
42-317-38124	THREE RIVERS OPERATING CO II LLC	Oil	43669
42-317-38125	PIONEER NATURAL RES. USA, INC.	Oil	38970
42-317-38126	PIONEER NATURAL RES. USA, INC.	Oil	39857
42-317-38127	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38128	PIONEER NATURAL RES. USA, INC.
42-317-38129	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38130	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37276
42-317-38131	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37276
42-317-38132	ELEMENT PETRO OPERATING II, LLC
42-317-38133	PRIME OPERATING COMPANY	Oil	48024
42-317-38134
42-317-38135	SCOUT ENERGY MANAGEMENT LLC	Oil	42091
42-317-38136	DIAMONDBACK E&P LLC	Oil	51126
42-317-38137	OVINTIV USA INC.	Oil	42049
42-317-38138	BIRCH OPERATIONS, INC.	Oil	42800
42-317-38139	SCOUT ENERGY MANAGEMENT LLC	Oil	42176
42-317-38140	PIONEER NATURAL RES. USA, INC.	Oil	39937
42-317-38141	PIONEER NATURAL RES. USA, INC.	Oil	41572
42-317-38142	DIAMONDBACK E&P LLC	Oil	43894
42-317-38143	COG OPERATING LLC	Oil	38792
42-317-38144	COG OPERATING LLC	Oil	38792
42-317-38145	OXY USA INC.	Oil	43740
42-317-38146	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41389
42-317-38148	SCOUT ENERGY MANAGEMENT LLC	Oil	42176
42-317-38149	Bosque Disposal Systems, Llc
42-317-38150	CROWNQUEST OPERATING, LLC
42-317-38151	TAURUS BLUE DUCK, LLC	Oil	42320
42-317-38152	PRIME OPERATING COMPANY	Oil	44834
42-317-38153	OVINTIV USA INC.	Oil	44217
42-317-38154	OVINTIV USA INC.	Oil	42737
42-317-38155	BLACK SWAN OPERATING, LLC	Oil	41101
42-317-38156	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-38157	DIAMONDBACK E&P LLC	Oil	40333
42-317-38158	BERRY OIL COMP.
42-317-38159	PETROLEGACY ENERGY II, LLC	Oil	43864
42-317-38161	PETROLEGACY ENERGY II, LLC	Oil	39147
42-317-38162
42-317-38163	CROWNQUEST OPERATING, LLC	Oil	43922
42-317-38164	DIAMONDBACK E&P LLC	Oil	39506
42-317-38165	PIONEER NATURAL RES. USA, INC.	Oil	42068
42-317-38166	COG OPERATING LLC	Oil	38014
42-317-38167	OVINTIV USA INC.	Oil	38475
42-317-38168	DIAMONDBACK E&P LLC	Oil	41481
42-317-38169	OVINTIV USA INC.	Oil	35729
42-317-38170	DIAMONDBACK E&P LLC	Oil	40303
42-317-38171	ENDEAVOR ENERGY RESOURCES L.P.	Oil	26254
42-317-38172	DIAMONDBACK E&P LLC	Oil	41481
42-317-38173	DIAMONDBACK E&P LLC	Oil	41481
42-317-38174	DIAMONDBACK E&P LLC	Oil	43933
42-317-38175
42-317-38176	OVINTIV USA INC.	Oil	38920
42-317-38177	OVINTIV USA INC.	Oil	38920
42-317-38178	OVINTIV USA INC.	Oil	38920
42-317-38179	RELIANCE ENERGY, INC.
42-317-38180	DIAMONDBACK E&P LLC	Oil	40333
42-317-38181	EOG Resources, Inc.	Oil	41504
42-317-38182	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-38183	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-38184	PETROLEGACY ENERGY II, LLC	Oil	42988
42-317-38185	PETROLEGACY ENERGY II, LLC	Oil	42345
42-317-38186	PETROLEGACY ENERGY II, LLC	Oil	44006
42-317-38188	DIAMONDBACK E&P LLC	Oil	44873
42-317-38189	DIAMONDBACK E&P LLC	Oil	44873
42-317-38190	BIRCH OPERATIONS, INC.	Oil	42901
42-317-38191	DIAMONDBACK E&P LLC	Oil	44873
42-317-38192	DIAMONDBACK E&P LLC	Oil	40333
42-317-38193	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-38194	OVINTIV USA INC.	Oil	38920
42-317-38195	PIONEER NATURAL RES. USA, INC.	Oil	32462
42-317-38196	PETROLEGACY ENERGY II, LLC	Oil	42929
42-317-38197	SCOUT ENERGY MANAGEMENT LLC	Oil	39825
42-317-38198	CROWNQUEST OPERATING, LLC	Oil	42655
42-317-38199	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-38200	PIONEER NATURAL RES. USA, INC.	Oil	38749
42-317-38201	PIONEER NATURAL RES. USA, INC.	Oil	38834
42-317-38202	OVINTIV USA INC.	Oil	39383
42-317-38203	WTG GAS PROCESSING, L.P.
42-317-38204	SCOUT ENERGY MANAGEMENT LLC	Oil	40913
42-317-38205	CROWNQUEST OPERATING, LLC
42-317-38206	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43880
42-317-38207	BLACK SWAN OPERATING, LLC	Oil	42947
42-317-38208	QEP ENERGY COMPANY	Oil	26187
42-317-38209	BIRCH OPERATIONS, INC.	Oil	43801
42-317-38210	BURLESON PETROLEUM, INC.	Oil	43739
42-317-38211	PIONEER NATURAL RES. USA, INC.	Oil	32645
42-317-38212	BIRCH OPERATIONS, INC.	Oil	43799
42-317-38213	QEP ENERGY COMPANY	Oil	39813
42-317-38214	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-38215	QEP ENERGY COMPANY	Oil	37861
42-317-38216	OXY USA INC.	Oil	44130
42-317-38217	BIRCH OPERATIONS, INC.	Oil	43746
42-317-38218	PETROLEGACY ENERGY II, LLC	Oil	40835
42-317-38219	RELIANCE ENERGY, INC.	Oil	44016
42-317-38220	DIAMONDBACK E&P LLC	Oil	40073
42-317-38221	DIAMONDBACK E&P LLC	Oil	40073
42-317-38222	Sm Energy Company	Oil	43800
42-317-38223	MESQUITE SWD INC
42-317-38225	PIONEER NATURAL RES. USA, INC.	Oil	32922
42-317-38227	PIONEER NATURAL RES. USA, INC.
42-317-38228	PETROLEGACY ENERGY II, LLC	Oil	43303
42-317-38229	PIONEER NATURAL RES. USA, INC.	Oil	38845
42-317-38230	PIONEER NATURAL RES. USA, INC.	Oil	40157
42-317-38231	PETROLEGACY ENERGY II, LLC	Oil	41949
42-317-38232	PARSLEY ENERGY OPERATIONS, LLC	Oil	24088
42-317-38233	OXY USA INC.	Oil	43032
42-317-38234	BIRCH OPERATIONS, INC.	Oil	43994
42-317-38235	RELIANCE ENERGY, INC.	Oil	43640
42-317-38236	PIONEER NATURAL RES. USA, INC.	Oil	38749
42-317-38237	PIONEER NATURAL RES. USA, INC.	Oil	33178
42-317-38238	PARSLEY ENERGY OPERATIONS, LLC	Oil	24861
42-317-38239	Sm Energy Company	Oil	43669
42-317-38240	CROWNQUEST OPERATING, LLC	Oil	43981
42-317-38241	QEP ENERGY COMPANY	Oil	37861
42-317-38242	RELIANCE ENERGY, INC.	Oil	43695
42-317-38243	BIRCH OPERATIONS, INC.	Oil	43386
42-317-38244	DIAMONDBACK E&P LLC	Oil	39506
42-317-38245	DIAMONDBACK E&P LLC	Oil	39506
42-317-38246	DIAMONDBACK E&P LLC	Oil	39506
42-317-38247	DIAMONDBACK E&P LLC	Oil	39506
42-317-38248	DIAMONDBACK E&P LLC	Oil	39506
42-317-38249	DIAMONDBACK E&P LLC	Oil	39506
42-317-38250	SCOUT ENERGY MANAGEMENT LLC	Oil	41076
42-317-38251	SCOUT ENERGY MANAGEMENT LLC	Oil	41076
42-317-38252	OXY USA INC.	Oil	42903
42-317-38253	OXY USA INC.	Oil	42903
42-317-38254	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-38255	PARSLEY ENERGY OPERATIONS, LLC	Oil	44417
42-317-38256	PETROLEGACY ENERGY II, LLC	Oil	44008
42-317-38257	PARSLEY ENERGY OPERATIONS, LLC	Oil	44344
42-317-38258	SCOUT ENERGY MANAGEMENT LLC	Oil	41527
42-317-38259	Lario Oil & Gas Company	Oil	43782
42-317-38260	PARSLEY ENERGY OPERATIONS, LLC	Oil	24088
42-317-38261	Lario Oil & Gas Company	Oil	43744
42-317-38262	BIRCH OPERATIONS, INC.	Oil	43727
42-317-38263	OXY USA INC.
42-317-38264	OXY USA INC.
42-317-38265	COG OPERATING LLC	Oil	38792
42-317-38266	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43240
42-317-38267	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41065
42-317-38268	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43272
42-317-38269	PARSLEY ENERGY OPERATIONS, LLC	Oil	44598
42-317-38270
42-317-38271	COG OPERATING LLC	Oil	38431
42-317-38272	COG OPERATING LLC	Oil	38431
42-317-38273	COG OPERATING LLC	Oil	40730
42-317-38274	COG OPERATING LLC	Oil	40730
42-317-38275	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43447
42-317-38276	BIRCH OPERATIONS, INC.	Oil	43713
42-317-38277	THREE RIVERS OPERATING CO II LLC
42-317-38279	COG OPERATING LLC	Oil	38014
42-317-38280	COG OPERATING LLC	Oil	38014
42-317-38281	RSP PERMIAN, LLC
42-317-38282	RSP PERMIAN, LLC
42-317-38283	OVINTIV USA INC.	Oil	40337
42-317-38284	Lario Oil & Gas Company	Oil	43744
42-317-38285	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-38286	SCOUT ENERGY MANAGEMENT LLC	Oil	42381
42-317-38287	OXY USA INC.
42-317-38288	SCOUT ENERGY MANAGEMENT LLC	Oil	41010
42-317-38289	COG OPERATING LLC	Oil	39688
42-317-38290	COG OPERATING LLC	Oil	39688
42-317-38291	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39448
42-317-38293	DIAMONDBACK E&P LLC	Oil	43904
42-317-38294	DIAMONDBACK E&P LLC	Oil	44321
42-317-38295	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-38296	PIONEER NATURAL RES. USA, INC.	Oil	38387
42-317-38297	PIONEER NATURAL RES. USA, INC.	Oil	40218
42-317-38298	PIONEER NATURAL RES. USA, INC.	Oil	38292
42-317-38299	COG OPERATING LLC	Oil	38431
42-317-38300	RELIANCE ENERGY, INC.
42-317-38301	SCOUT ENERGY MANAGEMENT LLC	Oil	42964
42-317-38302	OCCIDENTAL PERMIAN LTD.
42-317-38303	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38304	COG OPERATING LLC	Oil	38792
42-317-38305	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43106
42-317-38306	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44667
42-317-38307	PIONEER NATURAL RES. USA, INC.	Oil	37612
42-317-38308	DIAMONDBACK E&P LLC	Oil	39506
42-317-38309	DIAMONDBACK E&P LLC	Oil	39506
42-317-38310	RSP PERMIAN, LLC
42-317-38311	DIAMONDBACK E&P LLC	Oil	39506
42-317-38312	COG OPERATING LLC	Oil	38014
42-317-38313	COG OPERATING LLC	Oil	38431
42-317-38314	COG OPERATING LLC	Oil	38431
42-317-38315	PIONEER NATURAL RES. USA, INC.	Oil	41877
42-317-38316	QEP ENERGY COMPANY	Oil	44060
42-317-38317	COG OPERATING LLC	Oil	43342
42-317-38318	PIONEER NATURAL RES. USA, INC.	Oil	41878
42-317-38319	DIAMONDBACK E&P LLC	Oil	39944
42-317-38320	DIAMONDBACK E&P LLC	Oil	44448
42-317-38321	DIAMONDBACK E&P LLC	Oil	38980
42-317-38322	PIONEER NATURAL RES. USA, INC.
42-317-38323	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-38324	PIONEER NATURAL RES. USA, INC.	Oil	31994
42-317-38325	OVINTIV USA INC.	Oil	47320
42-317-38326	OVINTIV USA INC.	Oil	35722
42-317-38327	OVINTIV USA INC.	Oil	35666
42-317-38328	OVINTIV USA INC.	Oil	41097
42-317-38329	BLACK SWAN OPERATING, LLC	Oil	44978
42-317-38331	CROWNQUEST OPERATING, LLC	Oil	44117
42-317-38332	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38992
42-317-38333	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43654
42-317-38334	SCOUT ENERGY MANAGEMENT LLC	Oil	41508
42-317-38335	SCOUT ENERGY MANAGEMENT LLC	Oil	41508
42-317-38336	OVINTIV USA INC.	Oil	41097
42-317-38337	OVINTIV USA INC.	Oil	43065
42-317-38338	Linn Operating, Inc.	Oil	45557
42-317-38339	SCOUT ENERGY MANAGEMENT LLC	Oil	41309
42-317-38340	PIONEER NATURAL RES. USA, INC.	Oil	43048
42-317-38341	PARSLEY ENERGY OPERATIONS, LLC	Oil	24861
42-317-38342	PIONEER NATURAL RES. USA, INC.	Oil	41877
42-317-38343	QEP ENERGY COMPANY	Oil	44200
42-317-38344	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-38345	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-38346	OVINTIV USA INC.	Oil	41097
42-317-38347	OVINTIV USA INC.	Oil	41097
42-317-38348	CROWNQUEST OPERATING, LLC	Oil	41686
42-317-38349	ELEMENT PETROLEUM OP III, LLC	Oil	44162
42-317-38350	BIRCH OPERATIONS, INC.	Oil	42574
42-317-38351	BIRCH OPERATIONS, INC.	Oil	42574
42-317-38352	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36878
42-317-38353	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36878
42-317-38354	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36878
42-317-38355	SCOUT ENERGY MANAGEMENT LLC	Oil	43882
42-317-38356	Sm Energy Company	Oil	43752
42-317-38357	BIRCH OPERATIONS, INC.	Oil	43793
42-317-38358	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42133
42-317-38359	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43119
42-317-38360	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40955
42-317-38361	SCOUT ENERGY MANAGEMENT LLC	Oil	39654
42-317-38362	PIONEER NATURAL RES. USA, INC.	Oil	38417
42-317-38363	PIONEER NATURAL RES. USA, INC.	Oil	44203
42-317-38364	BLACK SWAN OPERATING, LLC	Oil	41987
42-317-38365	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40611
42-317-38366	DIAMONDBACK E&P LLC	Oil	44169
42-317-38367	DIAMONDBACK E&P LLC	Oil	44169
42-317-38368	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37439
42-317-38369	DE3 OPERATING LLC	Oil	34116
42-317-38370	DE3 OPERATING LLC	Oil	34116
42-317-38371	SCOUT ENERGY MANAGEMENT LLC	Oil	41355
42-317-38372	SCOUT ENERGY MANAGEMENT LLC	Oil	41355
42-317-38373	DIAMONDBACK E&P LLC	Oil	39506
42-317-38374	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-38375	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38376	BIRCH OPERATIONS, INC.	Oil	42719
42-317-38377	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33874
42-317-38378	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-38379	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38579
42-317-38380	DIAMONDBACK E&P LLC	Oil	38987
42-317-38381	SCOUT ENERGY MANAGEMENT LLC	Oil	39619
42-317-38382	PETROLEGACY ENERGY II, LLC	Oil	43670
42-317-38383	DIAMONDBACK E&P LLC	Oil	39506
42-317-38384	QEP ENERGY COMPANY	Oil	45283
42-317-38385	CROWNQUEST OPERATING, LLC	Oil	43689
42-317-38386	PETROLEGACY ENERGY II, LLC	Oil	43027
42-317-38388	DIAMONDBACK E&P LLC	Oil	38980
42-317-38389	DIAMONDBACK E&P LLC	Oil	41663
42-317-38390	BIRCH OPERATIONS, INC.	Oil	43980
42-317-38391	BIRCH OPERATIONS, INC.	Oil	43980
42-317-38392	CROWNQUEST OPERATING, LLC	Oil	43939
42-317-38393	SCOUT ENERGY MANAGEMENT LLC	Oil	40310
42-317-38394	OXY USA INC.	Oil	44271
42-317-38395	COG OPERATING LLC	Oil	38014
42-317-38396	COG OPERATING LLC	Oil	38014
42-317-38397	RELIANCE ENERGY, INC.
42-317-38398	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-38399	RELIANCE ENERGY, INC.	Oil	44214
42-317-38400	RELIANCE ENERGY, INC.	Oil	44549
42-317-38401	BIRCH OPERATIONS, INC.	Oil	43801
42-317-38402	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38403	COG OPERATING LLC	Oil	38792
42-317-38404	OXY USA INC.
42-317-38405	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38406	RELIANCE ENERGY, INC.
42-317-38407	RELIANCE ENERGY, INC.
42-317-38408	RELIANCE ENERGY, INC.
42-317-38409	OCCIDENTAL PERMIAN LTD.
42-317-38410
42-317-38411	OCCIDENTAL PERMIAN LTD.
42-317-38412	OCCIDENTAL PERMIAN LTD.
42-317-38413	RELIANCE ENERGY, INC.	Oil	45193
42-317-38414	RELIANCE ENERGY, INC.
42-317-38415	RELIANCE ENERGY, INC.
42-317-38416	RELIANCE ENERGY, INC.
42-317-38417	PIONEER NATURAL RES. USA, INC.
42-317-38418	PIONEER NATURAL RES. USA, INC.
42-317-38419	BIRCH OPERATIONS, INC.	Oil	43994
42-317-38420	CROWNQUEST OPERATING, LLC	Oil	44076
42-317-38421	BIRCH OPERATIONS, INC.	Oil	43727
42-317-38422	RELIANCE ENERGY, INC.
42-317-38423	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43651
42-317-38424	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44267
42-317-38425	DIAMONDBACK E&P LLC	Oil	39506
42-317-38426	DIAMONDBACK E&P LLC	Oil	39506
42-317-38427	HENRY RESOURCES LLC
42-317-38428	DIAMONDBACK E&P LLC	Oil	39506
42-317-38429	SCOUT ENERGY MANAGEMENT LLC	Oil	38963
42-317-38430	CROWNQUEST OPERATING, LLC	Oil	40577
42-317-38431	BAM PERMIAN OPERATING, LLC	Oil	40560
42-317-38432	BAM PERMIAN OPERATING, LLC	Oil	40620
42-317-38433	PIONEER NATURAL RES. USA, INC.	Oil	42184
42-317-38434	PETROLEGACY ENERGY II, LLC	Oil	43347
42-317-38435	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42559
42-317-38436	DIAMONDBACK E&P LLC	Oil	44871
42-317-38437	DIAMONDBACK E&P LLC	Oil	44869
42-317-38438	BIRCH OPERATIONS, INC.	Oil	43799
42-317-38439	BIRCH OPERATIONS, INC.	Oil	44123
42-317-38440	DIAMONDBACK E&P LLC	Oil	39044
42-317-38441	DIAMONDBACK E&P LLC	Oil	41461
42-317-38442	AJAX RESOURCES, LLC	Oil	44212
42-317-38443	SCOUT ENERGY MANAGEMENT LLC	Oil	38976
42-317-38444	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-38445	SCOUT ENERGY MANAGEMENT LLC	Oil	43382
42-317-38446	COG OPERATING LLC	Oil	38014
42-317-38447	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38448	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38449	SCOUT ENERGY MANAGEMENT LLC	Oil	39825
42-317-38450	PETROLEGACY ENERGY II, LLC	Oil	44483
42-317-38451	Sm Energy Company	Oil	45097
42-317-38452	BLACK SWAN OPERATING, LLC	Oil	42947
42-317-38453	Sm Energy Company	Oil	44424
42-317-38454	PIONEER NATURAL RES. USA, INC.	Oil	35873
42-317-38456	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38457	OCCIDENTAL PERMIAN LTD.
42-317-38459	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38460	OCCIDENTAL PERMIAN LTD.
42-317-38461	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38462	OCCIDENTAL PERMIAN LTD.
42-317-38463	PETROLEGACY ENERGY II, LLC	Oil	44008
42-317-38464	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-38465	COG OPERATING LLC	Oil	38014
42-317-38466	DIAMONDBACK E&P LLC	Oil	43390
42-317-38467	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44266
42-317-38468	PIONEER NATURAL RES. USA, INC.	Oil	43048
42-317-38469	OXY USA INC.	Oil	45664
42-317-38470	ENERGEN RESOURCES CORPORATION
42-317-38471	ENDEAVOR ENERGY RESOURCES L.P.	Oil	48747
42-317-38472	CROWNQUEST OPERATING, LLC	Oil	44555
42-317-38473	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38426
42-317-38474	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38450
42-317-38475	BIRCH OPERATIONS, INC.	Oil	42574
42-317-38476	BIRCH OPERATIONS, INC.	Oil	42574
42-317-38477	SCOUT ENERGY MANAGEMENT LLC	Oil	39619
42-317-38478	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39409
42-317-38479	SCOUT ENERGY MANAGEMENT LLC	Oil	41296
42-317-38480	DIAMONDBACK E&P LLC	Oil	44869
42-317-38481	PETROLEGACY ENERGY II, LLC	Oil	44206
42-317-38482	SCOUT ENERGY MANAGEMENT LLC	Oil	41527
42-317-38483	PIONEER NATURAL RES. USA, INC.	Oil	44041
42-317-38484	DE3 OPERATING LLC	Oil	43248
42-317-38485	COG OPERATING LLC	Oil	40638
42-317-38486	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-38487	Sm Energy Company	Oil	44157
42-317-38488	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44611
42-317-38489	QEP ENERGY COMPANY	Oil	44071
42-317-38490	COG OPERATING LLC	Oil	38792
42-317-38491	COG OPERATING LLC	Oil	38792
42-317-38492	OXY USA INC.
42-317-38493	OXY USA INC.
42-317-38494	GUIDON ENERGY MGMT SERVICES LLC	Oil	47482
42-317-38495	OXY USA INC.
42-317-38496	COG OPERATING LLC	Oil	38792
42-317-38497	BIRCH OPERATIONS, INC.	Oil	41005
42-317-38498	CALLON PETROLEUM OPERATING CO	Oil	44427
42-317-38499	OVINTIV USA INC.	Oil	43932
42-317-38500	QEP ENERGY COMPANY	Oil	37861
42-317-38501	THOMPSON, J. CLEO	Oil	23078
42-317-38502	OVINTIV USA INC.	Oil	43639
42-317-38503	OXY USA INC.
42-317-38504	OVINTIV USA INC.	Oil	42049
42-317-38505	COG OPERATING LLC	Oil	40493
42-317-38506	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43880
42-317-38507	PETROLEGACY ENERGY II, LLC	Oil	38852
42-317-38508	COG OPERATING LLC	Oil	40638
42-317-38509	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46269
42-317-38510	PETROLEGACY ENERGY II, LLC	Oil	45211
42-317-38511	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44821
42-317-38512	DIAMONDBACK E&P LLC	Oil	44038
42-317-38513	PETROLEGACY ENERGY II, LLC	Oil	45726
42-317-38514	ENERGEN RESOURCES CORPORATION
42-317-38515	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38516	PIONEER NATURAL RES. USA, INC.
42-317-38517	PIONEER NATURAL RES. USA, INC.	Oil	39474
42-317-38518	PIONEER NATURAL RES. USA, INC.	Oil	40467
42-317-38519	PETROLEGACY ENERGY II, LLC	Oil	43403
42-317-38520	PIONEER NATURAL RES. USA, INC.	Oil	38745
42-317-38521	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-38522	Legacy Reserves Operating LP	Oil	30469
42-317-38523	Legacy Reserves Operating LP	Oil	31028
42-317-38524	QEP ENERGY COMPANY	Oil	44325
42-317-38525	QEP ENERGY COMPANY	Oil	45796
42-317-38526	PARSLEY ENERGY OPERATIONS, LLC	Oil	45837
42-317-38527	ENERGEN RESOURCES CORPORATION
42-317-38528	PETROLEGACY ENERGY II, LLC	Oil	41511
42-317-38529	GUIDON ENERGY MGMT SERVICES LLC	Oil	44159
42-317-38530	ENERGEN RESOURCES CORPORATION
42-317-38531	OCCIDENTAL PERMIAN LTD.
42-317-38532	OCCIDENTAL PERMIAN LTD.
42-317-38533	OCCIDENTAL PERMIAN LTD.
42-317-38534	ENERGEN RESOURCES CORPORATION
42-317-38535	ENERGEN RESOURCES CORPORATION
42-317-38536	ENERGEN RESOURCES CORPORATION
42-317-38537	THOMPSON, J. CLEO	Oil	23078
42-317-38538	OCCIDENTAL PERMIAN LTD.
42-317-38539	OCCIDENTAL PERMIAN LTD.
42-317-38540	OCCIDENTAL PERMIAN LTD.
42-317-38541	OCCIDENTAL PERMIAN LTD.
42-317-38542	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33082
42-317-38543	PIONEER NATURAL RES. USA, INC.	Oil	39839
42-317-38544	SCOUT ENERGY MANAGEMENT LLC	Oil	39739
42-317-38545	SCOUT ENERGY MANAGEMENT LLC	Oil	40836
42-317-38546	SCOUT ENERGY MANAGEMENT LLC	Oil	39739
42-317-38547	OCCIDENTAL PERMIAN LTD.
42-317-38548	OCCIDENTAL PERMIAN LTD.
42-317-38549	OCCIDENTAL PERMIAN LTD.
42-317-38550	OCCIDENTAL PERMIAN LTD.
42-317-38551	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38552	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38553	THOMPSON, J. CLEO
42-317-38554	PIONEER NATURAL RES. USA, INC.	Oil	41135
42-317-38555	OXY USA INC.	Oil	43032
42-317-38556	OXY USA INC.	Oil	43032
42-317-38557	PRIME OPERATING COMPANY	Oil	29849
42-317-38558	PRIME OPERATING COMPANY	Oil	29849
42-317-38559	PRIME OPERATING COMPANY	Oil	29816
42-317-38560	PRIME OPERATING COMPANY	Oil	29816
42-317-38561	PRIME OPERATING COMPANY	Oil	29816
42-317-38562	PRIME OPERATING COMPANY	Oil	29816
42-317-38563	EAGLE ENERGY ACQUISITIONS LP
42-317-38564	COG OPERATING LLC	Oil	38431
42-317-38565	Sm Energy Company	Oil	44243
42-317-38566	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38567	OCCIDENTAL PERMIAN LTD.
42-317-38568	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38569	OCCIDENTAL PERMIAN LTD.
42-317-38570	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38571	OCCIDENTAL PERMIAN LTD.
42-317-38572	OCCIDENTAL PERMIAN LTD.
42-317-38573	QEP ENERGY COMPANY	Oil	44579
42-317-38574	QEP ENERGY COMPANY	Oil	44196
42-317-38575	QEP ENERGY COMPANY	Oil	42054
42-317-38576	QEP ENERGY COMPANY	Oil	43834
42-317-38577	PETROLEGACY ENERGY II, LLC	Oil	40981
42-317-38578	COG OPERATING LLC	Oil	38014
42-317-38579	THOMPSON, J. CLEO
42-317-38580	THOMPSON, J. CLEO	Oil	23078
42-317-38581	THOMPSON, J. CLEO
42-317-38582	PIONEER NATURAL RES. USA, INC.	Oil	44058
42-317-38583	PIONEER NATURAL RES. USA, INC.	Oil	44058
42-317-38584	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44327
42-317-38585	CROWNQUEST OPERATING, LLC	Oil	44547
42-317-38586	DIAMONDBACK E&P LLC	Oil	43937
42-317-38587	CROWNQUEST OPERATING, LLC	Oil	44716
42-317-38588	BLACK SWAN OPERATING, LLC	Oil	41987
42-317-38589	OVINTIV USA INC.	Oil	42895
42-317-38590	GUIDON ENERGY MGMT SERVICES LLC	Oil	38848
42-317-38591	CHISOS, LTD.	Oil	47473
42-317-38592	DIAMONDBACK E&P LLC	Oil	44870
42-317-38593	OCCIDENTAL PERMIAN LTD.
42-317-38594	OCCIDENTAL PERMIAN LTD.
42-317-38595	OCCIDENTAL PERMIAN LTD.
42-317-38596	OCCIDENTAL PERMIAN LTD.
42-317-38597	COG OPERATING LLC	Oil	40493
42-317-38598	OVINTIV USA INC.	Oil	42737
42-317-38599	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44283
42-317-38600	COG OPERATING LLC	Oil	40493
42-317-38601	QEP ENERGY COMPANY	Oil	44060
42-317-38602	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41447
42-317-38603	OVINTIV USA INC.	Oil	35729
42-317-38604	Sm Energy Company	Oil	40928
42-317-38605	QEP ENERGY COMPANY	Oil	39868
42-317-38606	THOMPSON, J. CLEO
42-317-38607	COG OPERATING LLC	Oil	23078
42-317-38608	THOMPSON, J. CLEO
42-317-38610	PETROLEGACY ENERGY II, LLC	Oil	43532
42-317-38612	QEP ENERGY COMPANY	Oil	44336
42-317-38613	PETROLEGACY ENERGY II, LLC	Oil	43532
42-317-38614	Lario Oil & Gas Company	Oil	43782
42-317-38615	PETROLEGACY ENERGY II, LLC	Oil	41075
42-317-38616	QEP ENERGY COMPANY	Oil	38699
42-317-38617	PIONEER NATURAL RES. USA, INC.
42-317-38618	SCOUT ENERGY MANAGEMENT LLC	Oil	40832
42-317-38619	SCOUT ENERGY MANAGEMENT LLC	Oil	40832
42-317-38620	COG OPERATING LLC	Oil	38792
42-317-38621	COG OPERATING LLC	Oil	38792
42-317-38622	SCOUT ENERGY MANAGEMENT LLC	Oil	42814
42-317-38623	PETROPLEX ENERGY INC.	Oil	44553
42-317-38624	OXY USA INC.
42-317-38625	GUIDON ENERGY MGMT SERVICES LLC	Oil	37178
42-317-38626	PETROLEGACY ENERGY II, LLC	Oil	43532
42-317-38627	COG OPERATING LLC	Oil	38792
42-317-38628	CROWNQUEST OPERATING, LLC	Oil	45070
42-317-38629	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40951
42-317-38630	QEP ENERGY COMPANY	Oil	44637
42-317-38631	OVINTIV USA INC.	Oil	35803
42-317-38632	COG OPERATING LLC	Oil	38792
42-317-38633	QEP ENERGY COMPANY	Oil	45283
42-317-38634	PARSLEY ENERGY OPERATIONS, LLC	Oil	45915
42-317-38635	CROWNQUEST OPERATING, LLC	Oil	45070
42-317-38636	COG OPERATING LLC	Oil	38792
42-317-38637	PETROLEGACY ENERGY II, LLC	Oil	43553
42-317-38638	OVINTIV USA INC.	Oil	41097
42-317-38639	R360 ENV SOLUTIONS OF TX, LLC	Oil	46213
42-317-38640	PIONEER NATURAL RES. USA, INC.	Oil	40033
42-317-38641	PARSLEY ENERGY OPERATIONS, LLC	Oil	44951
42-317-38642	QEP ENERGY COMPANY	Oil	44336
42-317-38643	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41399
42-317-38644	COG OPERATING LLC	Oil	38792
42-317-38645
42-317-38646	OCCIDENTAL PERMIAN LTD.
42-317-38647	Legacy Reserves Operating LP	Oil	33735
42-317-38648	COG OPERATING LLC	Oil	44151
42-317-38649	COG OPERATING LLC	Oil	44151
42-317-38650	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38651
42-317-38652	CROWNQUEST OPERATING, LLC	Oil	39852
42-317-38653	COG OPERATING LLC	Oil	40493
42-317-38654	COG OPERATING LLC	Oil	40493
42-317-38655	COG OPERATING LLC	Oil	40493
42-317-38656	BLACK SWAN OPERATING, LLC	Oil	40429
42-317-38657	PETROLEGACY ENERGY II, LLC	Oil	39147
42-317-38658	QEP ENERGY COMPANY	Oil	38870
42-317-38659	Sm Energy Company	Oil	42779
42-317-38660	PETROLEGACY ENERGY II, LLC	Oil	39456
42-317-38661	PIONEER NATURAL RES. USA, INC.
42-317-38662	BIRCH OPERATIONS, INC.	Oil	40699
42-317-38663	BIRCH OPERATIONS, INC.	Oil	40699
42-317-38664	OXY USA INC.
42-317-38665	CROWNQUEST OPERATING, LLC	Oil	44616
42-317-38666	PETROLEGACY ENERGY II, LLC	Oil	44483
42-317-38667	OXY USA INC.	Oil	45293
42-317-38668	PIONEER NATURAL RES. USA, INC.	Oil	38845
42-317-38669	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-38670	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-38671	PETROLEGACY ENERGY II, LLC	Oil	44735
42-317-38672	PIONEER NATURAL RES. USA, INC.	Oil	39817
42-317-38673	SCOUT ENERGY MANAGEMENT LLC	Oil	41680
42-317-38674	SCOUT ENERGY MANAGEMENT LLC	Oil	41680
42-317-38675	CHISOS, LTD.	Oil	37469
42-317-38676	QEP ENERGY COMPANY	Oil	38528
42-317-38677	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38678	OVINTIV USA INC.	Oil	40337
42-317-38679	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38680	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41343
42-317-38681	PETROLEGACY ENERGY II, LLC	Oil	44512
42-317-38682	QEP ENERGY COMPANY	Oil	38986
42-317-38683	W&T OFFSHORE, INC.
42-317-38684	PETROLEGACY ENERGY II, LLC	Oil	43864
42-317-38685	OVINTIV USA INC.	Oil	42382
42-317-38686	PETROPLEX ENERGY INC.	Oil	45685
42-317-38687	PETROLEGACY ENERGY II, LLC	Oil	38922
42-317-38688	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44667
42-317-38689	PARSLEY ENERGY OPERATIONS, LLC	Oil	44951
42-317-38690	PARSLEY ENERGY OPERATIONS, LLC	Oil	45201
42-317-38691	PARSLEY ENERGY OPERATIONS, LLC	Oil	44745
42-317-38692	PETROPLEX ENERGY INC.	Oil	39552
42-317-38693	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38694	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36325
42-317-38695	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44611
42-317-38696	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-38697	PIONEER NATURAL RES. USA, INC.
42-317-38698	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-38699	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38700	QEP ENERGY COMPANY	Oil	42317
42-317-38701	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-38702	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-38703	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-38704	SCOUT ENERGY MANAGEMENT LLC	Oil	39631
42-317-38705	PETROLEGACY ENERGY II, LLC	Oil	39126
42-317-38706	COG OPERATING LLC	Oil	38657
42-317-38707	THREE RIVERS OPERATING CO II LLC
42-317-38708	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44262
42-317-38709	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38710	W&T OFFSHORE, INC.	Oil	40267
42-317-38711	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38712	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38713	OCCIDENTAL PERMIAN LTD.
42-317-38714	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38715	OCCIDENTAL PERMIAN LTD.
42-317-38716	COG OPERATING LLC	Oil	44798
42-317-38717	OVINTIV USA INC.	Oil	38475
42-317-38718	PETROLEGACY ENERGY II, LLC	Oil	44438
42-317-38719	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43240
42-317-38720	DIAMONDBACK E&P LLC	Oil	44448
42-317-38721	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38722	DIAMONDBACK E&P LLC	Oil	44448
42-317-38723	OVINTIV USA INC.	Oil	38475
42-317-38724	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44578
42-317-38725	BLACK SWAN OPERATING, LLC	Oil	42947
42-317-38726	OVINTIV USA INC.	Oil	44217
42-317-38727	BIRCH OPERATIONS, INC.	Oil	41416
42-317-38728	QEP ENERGY COMPANY	Oil	37770
42-317-38729	CROWNQUEST OPERATING, LLC	Oil	44893
42-317-38730	COG OPERATING LLC	Oil	38431
42-317-38731	PETROLEGACY ENERGY II, LLC	Oil	45049
42-317-38732	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-38733	SCOUT ENERGY MANAGEMENT LLC	Oil	39546
42-317-38734	SCOUT ENERGY MANAGEMENT LLC	Oil	39546
42-317-38735	SCOUT ENERGY MANAGEMENT LLC	Oil	39546
42-317-38736	QEP ENERGY COMPANY	Oil	38870
42-317-38737	THREE RIVERS OPERATING CO II LLC
42-317-38738	SCOUT ENERGY MANAGEMENT LLC	Oil	41136
42-317-38739	SCOUT ENERGY MANAGEMENT LLC	Oil	41136
42-317-38740	SCOUT ENERGY MANAGEMENT LLC	Oil	41134
42-317-38741	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-38742	SCOUT ENERGY MANAGEMENT LLC	Oil	45455
42-317-38743	OCCIDENTAL PERMIAN LTD.
42-317-38744	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41065
42-317-38745	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41065
42-317-38746	OVINTIV USA INC.	Oil	43639
42-317-38747	BIRCH OPERATIONS, INC.	Oil	39842
42-317-38748	PIONEER NATURAL RES. USA, INC.
42-317-38749	PETROLEGACY ENERGY II, LLC	Oil	38506
42-317-38751	OVINTIV USA INC.	Oil	38475
42-317-38752	PIONEER NATURAL RES. USA, INC.	Oil	44058
42-317-38753	OVINTIV USA INC.	Oil	43639
42-317-38754	BIRCH OPERATIONS, INC.	Oil	43801
42-317-38755	CROWNQUEST OPERATING, LLC	Oil	44725
42-317-38756	CROWNQUEST OPERATING, LLC	Oil	44725
42-317-38757	QEP ENERGY COMPANY	Oil	38699
42-317-38758	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-38759	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-38760	OVINTIV USA INC.	Oil	35729
42-317-38761	BERRY OIL COMP.
42-317-38762	BERRY OIL COMP.
42-317-38763	BIRCH OPERATIONS, INC.	Oil	42471
42-317-38764	PRIME OPERATING COMPANY	Oil	46728
42-317-38765	PIONEER NATURAL RES. USA, INC.	Oil	44058
42-317-38766	QEP ENERGY COMPANY	Oil	39813
42-317-38767	ON POINT OILFIELD OPERATIONS LLC	Oil	44415
42-317-38768	Sm Energy Company	Oil	44779
42-317-38769	COG OPERATING LLC	Oil	44714
42-317-38770	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43207
42-317-38771	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39676
42-317-38772	COG OPERATING LLC	Oil	46737
42-317-38773	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44536
42-317-38774	CROWNQUEST OPERATING, LLC	Oil	43981
42-317-38775	OVINTIV USA INC.	Oil	38475
42-317-38776	OVINTIV USA INC.	Oil	38475
42-317-38777	COG OPERATING LLC	Oil	38657
42-317-38778	ENDEAVOR ENERGY RESOURCES L.P.	Oil	45033
42-317-38779	PIONEER NATURAL RES. USA, INC.	Oil	44203
42-317-38780	SCOUT ENERGY MANAGEMENT LLC	Oil	40839
42-317-38781	PIONEER NATURAL RES. USA, INC.	Oil	41908
42-317-38783	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40611
42-317-38784	SCOUT ENERGY MANAGEMENT LLC	Oil	40839
42-317-38785	PETROLEGACY ENERGY II, LLC	Oil	44008
42-317-38786	PETROLEGACY ENERGY II, LLC	Oil	44845
42-317-38787	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44772
42-317-38789	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-38790	COG OPERATING LLC	Oil	38657
42-317-38791	RELIANCE ENERGY, INC.
42-317-38792	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-38793	PIONEER NATURAL RES. USA, INC.	Oil	38745
42-317-38794	OVINTIV USA INC.	Oil	41660
42-317-38795	PIONEER NATURAL RES. USA, INC.	Oil	41462
42-317-38796	PIEDRA OPERATING, LLC
42-317-38797	DIAMONDBACK E&P LLC	Oil	39506
42-317-38798	MIDLAND ENERGY, INC.	Oil	45435
42-317-38799	PETROLEGACY ENERGY II, LLC	Oil	43379
42-317-38800	PETROLEGACY ENERGY II, LLC	Oil	38852
42-317-38801	DIAMONDBACK E&P LLC	Oil	39506
42-317-38802	DIAMONDBACK E&P LLC	Oil	39506
42-317-38803	DIAMONDBACK E&P LLC	Oil	39506
42-317-38804	DIAMONDBACK E&P LLC	Oil	39506
42-317-38805	DIAMONDBACK E&P LLC	Oil	39506
42-317-38806	PETROLEGACY ENERGY II, LLC	Oil	40835
42-317-38807	OVINTIV USA INC.	Oil	41097
42-317-38808	PIONEER NATURAL RES. USA, INC.	Oil	44041
42-317-38809	OVINTIV USA INC.	Oil	42895
42-317-38810	W&T OFFSHORE, INC.
42-317-38811	PRIME OPERATING COMPANY	Oil	46728
42-317-38812	SCOUT ENERGY MANAGEMENT LLC	Oil	39815
42-317-38813	SCOUT ENERGY MANAGEMENT LLC	Oil	39815
42-317-38814	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38815	ENCANA OIL & GAS(USA) INC.
42-317-38816	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38817	DIAMONDBACK E&P LLC	Oil	38980
42-317-38818	OVINTIV USA INC.	Oil	41097
42-317-38819	PIONEER NATURAL RES. USA, INC.	Oil	44882
42-317-38820	OVINTIV USA INC.	Oil	41097
42-317-38821	OVINTIV USA INC.	Oil	41097
42-317-38822	PIEDRA OPERATING, LLC
42-317-38824	PARSLEY ENERGY OPERATIONS, LLC	Oil	23452
42-317-38825	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38826	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38827	OCCIDENTAL PERMIAN LTD.
42-317-38828	OCCIDENTAL PERMIAN LTD.
42-317-38829	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38830	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38831	CROWNQUEST OPERATING, LLC	Oil	44659
42-317-38832	Sm Energy Company	Oil	44803
42-317-38833	Sm Energy Company	Oil	44759
42-317-38834	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38835	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38836	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38837	PIONEER NATURAL RES. USA, INC.	Oil	22641
42-317-38838	PETROLEGACY ENERGY II, LLC	Oil	38377
42-317-38839	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44523
42-317-38840	OVINTIV USA INC.	Oil	38475
42-317-38841	Sm Energy Company	Oil	42702
42-317-38842	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-38843	PIONEER NATURAL RES. USA, INC.
42-317-38844	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38845	OVINTIV USA INC.	Oil	43065
42-317-38846	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-38847	SCOUT ENERGY MANAGEMENT LLC	Oil	40587
42-317-38848	SCOUT ENERGY MANAGEMENT LLC	Oil	40587
42-317-38849	OVINTIV USA INC.	Oil	44660
42-317-38850	DIAMONDBACK E&P LLC	Oil	44661
42-317-38851	DIAMONDBACK E&P LLC	Oil	44905
42-317-38852	DIAMONDBACK E&P LLC	Oil	40333
42-317-38853	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38854	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38855	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38856	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38857	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38858	PIONEER NATURAL RES. USA, INC.	Oil	39449
42-317-38859	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38860	COG OPERATING LLC	Oil	43342
42-317-38861	RELIANCE ENERGY, INC.	Oil	45193
42-317-38862	RELIANCE ENERGY, INC.
42-317-38863	QEP ENERGY COMPANY	Oil	38408
42-317-38864	QEP ENERGY COMPANY	Oil	37611
42-317-38865	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38866	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38867	PETROLEGACY ENERGY II, LLC	Oil	44956
42-317-38868	DIAMONDBACK E&P LLC	Oil	44169
42-317-38869	PARSLEY ENERGY OPERATIONS, LLC
42-317-38870	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44783
42-317-38871	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-38872	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-38873	SCOUT ENERGY MANAGEMENT LLC	Oil	39566
42-317-38874	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44528
42-317-38875	Sm Energy Company	Oil	43669
42-317-38876	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38877	OXY USA INC.	Oil	41753
42-317-38878	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38879	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38880	QEP ENERGY COMPANY	Oil	37676
42-317-38881	OVINTIV USA INC.	Oil	41097
42-317-38882	GUIDON ENERGY MGMT SERVICES LLC	Oil	40120
42-317-38883	GUIDON ENERGY MGMT SERVICES LLC	Oil	40120
42-317-38884	PETROLEGACY ENERGY II, LLC	Oil	44006
42-317-38885	OVINTIV USA INC.	Oil	37727
42-317-38886	BLACK SWAN OPERATING, LLC	Oil	40429
42-317-38887	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-38888	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-38889	QEP ENERGY COMPANY	Oil	39022
42-317-38890	HIBERNIA RESOURCES, LLC	Oil	39632
42-317-38891	CROWNQUEST OPERATING, LLC	Oil	44950
42-317-38892	CROWNQUEST OPERATING, LLC	Oil	44950
42-317-38893	CROWNQUEST OPERATING, LLC	Oil	46032
42-317-38894	CROWNQUEST OPERATING, LLC	Oil	44950
42-317-38895	QEP ENERGY COMPANY	Oil	44668
42-317-38896	CROWNQUEST OPERATING, LLC	Oil	44946
42-317-38897	OVINTIV USA INC.	Oil	37512
42-317-38898	OVINTIV USA INC.	Oil	37727
42-317-38899	OVINTIV USA INC.	Oil	39632
42-317-38900	BIG STAR OIL & GAS, LLC
42-317-38901	ROFF OPERATING COMPANY, LLC	Oil	40636
42-317-38902	RELIANCE ENERGY, INC.	Oil	44996
42-317-38903	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44453
42-317-38904	CROWNQUEST OPERATING, LLC	Oil	44725
42-317-38905	Legacy Reserves Operating LP
42-317-38906	CROWNQUEST OPERATING, LLC	Oil	44725
42-317-38907	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-38908	SCOUT ENERGY MANAGEMENT LLC	Oil	38881
42-317-38909	RELIANCE ENERGY, INC.	Oil	45776
42-317-38910	PETROLEGACY ENERGY II, LLC	Oil	43532
42-317-38911	PETROLEGACY ENERGY II, LLC	Oil	42079
42-317-38912	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-38913	PETROLEGACY ENERGY II, LLC	Oil	43027
42-317-38914	COG OPERATING LLC	Oil	38792
42-317-38915	OXY USA INC.
42-317-38916	OVINTIV USA INC.	Oil	35634
42-317-38917	COG OPERATING LLC	Oil	38431
42-317-38918	CROWNQUEST OPERATING, LLC	Oil	41358
42-317-38919	CHOLLA PETROLEUM, INC.	Oil	45096
42-317-38920	PIONEER NATURAL RES. USA, INC.	Oil	22305
42-317-38921	PIONEER NATURAL RES. USA, INC.	Oil	22305
42-317-38922	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39483
42-317-38923	ENERGEN RESOURCES CORPORATION
42-317-38924	GUIDON ENERGY MGMT SERVICES LLC	Oil	44556
42-317-38925	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38592
42-317-38926	GUIDON ENERGY MGMT SERVICES LLC	Oil	33579
42-317-38927	SCOUT ENERGY MANAGEMENT LLC	Oil	40459
42-317-38928	COG OPERATING LLC	Oil	40493
42-317-38929	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41399
42-317-38930	SCOUT ENERGY MANAGEMENT LLC	Oil	40459
42-317-38931	SCOUT ENERGY MANAGEMENT LLC	Oil	41474
42-317-38932	SCOUT ENERGY MANAGEMENT LLC	Oil	41474
42-317-38933	Linn Operating, Inc.
42-317-38934	Linn Operating, Inc.
42-317-38935	Linn Operating, Inc.
42-317-38936	Linn Operating, Inc.
42-317-38937	COG OPERATING LLC	Oil	38014
42-317-38938	COG OPERATING LLC	Oil	38014
42-317-38939	COG OPERATING LLC	Oil	38014
42-317-38940	Sm Energy Company	Oil	44791
42-317-38941	Sm Energy Company	Oil	44952
42-317-38942	CROWNQUEST OPERATING, LLC	Oil	44716
42-317-38943	CROWNQUEST OPERATING, LLC	Oil	44547
42-317-38944	CROWNQUEST OPERATING, LLC	Oil	45265
42-317-38945	CROWNQUEST OPERATING, LLC
42-317-38946	OVINTIV USA INC.	Oil	38475
42-317-38947	QEP ENERGY COMPANY	Oil	45105
42-317-38948	OVINTIV USA INC.	Oil	38475
42-317-38949	PETROLEGACY ENERGY II, LLC	Oil	43864
42-317-38950	DIAMONDBACK E&P LLC	Oil	38895
42-317-38951	PIONEER NATURAL RES. USA, INC.	Oil	39817
42-317-38952	COG OPERATING LLC	Oil	23078
42-317-38953	SCOUT ENERGY MANAGEMENT LLC	Oil	40077
42-317-38954	SCOUT ENERGY MANAGEMENT LLC	Oil	40077
42-317-38955	SCOUT ENERGY MANAGEMENT LLC	Oil	43465
42-317-38956	SCOUT ENERGY MANAGEMENT LLC	Oil	43465
42-317-38957	SCOUT ENERGY MANAGEMENT LLC	Oil	43465
42-317-38958	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44967
42-317-38959	ENDEAVOR ENERGY RESOURCES L.P.	Oil	45744
42-317-38960	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44667
42-317-38961	PETROLEGACY ENERGY II, LLC	Oil	45278
42-317-38962	PETROLEGACY ENERGY II, LLC	Oil	44845
42-317-38963	OVINTIV USA INC.	Oil	38920
42-317-38964	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38965	QEP ENERGY COMPANY	Oil	39813
42-317-38966	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38967	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38968	QEP ENERGY COMPANY	Oil	45283
42-317-38969	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44975
42-317-38970	OVINTIV USA INC.	Oil	37748
42-317-38971	BIRCH OPERATIONS, INC.	Oil	43409
42-317-38972	DIAMONDBACK E&P LLC	Oil	38980
42-317-38973	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38974	OVINTIV USA INC.	Oil	43639
42-317-38975	SCOUT ENERGY MANAGEMENT LLC	Oil	41136
42-317-38976	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-38977	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-38978	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-38979	DIAMONDBACK E&P LLC	Oil	38980
42-317-38980	DIAMONDBACK E&P LLC	Oil	38980
42-317-38981	DIAMONDBACK E&P LLC	Oil	38980
42-317-38982	OVINTIV USA INC.	Oil	38475
42-317-38983	QEP ENERGY COMPANY	Oil	39191
42-317-38984	DIAMONDBACK E&P LLC	Oil	39141
42-317-38985	QEP ENERGY COMPANY	Oil	39728
42-317-38986	OCCIDENTAL PERMIAN LTD.
42-317-38987	OCCIDENTAL PERMIAN LTD.
42-317-38988	OCCIDENTAL PERMIAN LTD.
42-317-38989	DIAMONDBACK E&P LLC	Oil	39515
42-317-38990	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38991	DIAMONDBACK E&P LLC	Oil	39515
42-317-38992	DIAMONDBACK E&P LLC	Oil	39141
42-317-38993	DIAMONDBACK E&P LLC	Oil	40332
42-317-38994	DIAMONDBACK E&P LLC	Oil	40332
42-317-38995	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-38996	QEP ENERGY COMPANY	Oil	37741
42-317-38997	PIONEER NATURAL RES. USA, INC.	Oil	38737
42-317-38998	QEP ENERGY COMPANY	Oil	39868
42-317-38999	PETROLEGACY ENERGY II, LLC	Oil	42106
42-317-39000	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-39001	PETROLEGACY ENERGY II, LLC	Oil	44008
42-317-39002	PIONEER NATURAL RES. USA, INC.	Oil	39474
42-317-39003	PETROLEGACY ENERGY II, LLC	Oil	41456
42-317-39004	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39005	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42315
42-317-39006	OCCIDENTAL PERMIAN LTD.
42-317-39007	OCCIDENTAL PERMIAN LTD.
42-317-39008	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39009	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39010	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39011	OVINTIV USA INC.	Oil	40337
42-317-39012	DIAMONDBACK E&P LLC	Oil	44625
42-317-39013	CROWNQUEST OPERATING, LLC	Oil	44811
42-317-39014	PETROLEGACY ENERGY II, LLC	Oil	44853
42-317-39015	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-39016	DIAMONDBACK E&P LLC	Oil	44796
42-317-39017	CROWNQUEST OPERATING, LLC	Oil	45085
42-317-39018	PETROLEGACY ENERGY II, LLC	Oil	43532
42-317-39019	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41447
42-317-39020	OVINTIV USA INC.	Oil	35803
42-317-39021	OVINTIV USA INC.	Oil	35803
42-317-39022	COG OPERATING LLC	Oil	40638
42-317-39023	Sm Energy Company	Oil	45039
42-317-39024	Sm Energy Company	Oil	44779
42-317-39025	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41399
42-317-39026	PIONEER NATURAL RES. USA, INC.	Oil	39839
42-317-39027	Linn Operating, Inc.
42-317-39028	Linn Operating, Inc.
42-317-39029	SCOUT ENERGY MANAGEMENT LLC	Oil	41074
42-317-39030	Linn Operating, Inc.
42-317-39031	Linn Operating, Inc.
42-317-39032	Linn Operating, Inc.
42-317-39033	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39034	OCCIDENTAL PERMIAN LTD.
42-317-39035	OCCIDENTAL PERMIAN LTD.
42-317-39036	OCCIDENTAL PERMIAN LTD.
42-317-39037	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39038	COG OPERATING LLC	Oil	38657
42-317-39039	COG OPERATING LLC	Oil	38657
42-317-39040	WASSER OPERATING, LLC	Oil	46652
42-317-39041	WASSER OPERATING, LLC	Oil	54517
42-317-39042	CROWNQUEST OPERATING, LLC	Oil	45149
42-317-39043	COG OPERATING LLC	Oil	40493
42-317-39044	CROWNQUEST OPERATING, LLC	Oil	42778
42-317-39045	COG OPERATING LLC	Oil	38657
42-317-39046	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39047	PETROLEGACY ENERGY II, LLC	Oil	41075
42-317-39048	COG OPERATING LLC	Oil	40493
42-317-39049	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39050	OCCIDENTAL PERMIAN LTD.
42-317-39051	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39052	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39053	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39054	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39055	Legacy Reserves Operating LP	Oil	38413
42-317-39056	CROWNQUEST OPERATING, LLC	Oil	44616
42-317-39057	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39058	COG OPERATING LLC	Oil	46769
42-317-39059	COG OPERATING LLC	Oil	40493
42-317-39060	QEP ENERGY COMPANY	Oil	37611
42-317-39061	PIONEER NATURAL RES. USA, INC.	Oil	44882
42-317-39062	CROWNQUEST OPERATING, LLC	Oil	42952
42-317-39063	PETROLEGACY ENERGY II, LLC	Oil	45737
42-317-39064	OVINTIV USA INC.	Oil	36524
42-317-39065	COG OPERATING LLC	Oil	41814
42-317-39066	HENRY RESOURCES LLC
42-317-39067	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-39068	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-39069	CROWNQUEST OPERATING, LLC	Oil	44944
42-317-39070	OVINTIV USA INC.	Oil	36524
42-317-39071	OVINTIV USA INC.	Oil	41097
42-317-39072	Linn Operating, Inc.
42-317-39073	COG OPERATING LLC	Oil	38792
42-317-39074	OXY USA INC.
42-317-39075	CROWNQUEST OPERATING, LLC	Oil	44944
42-317-39076	CROWNQUEST OPERATING, LLC	Oil	44944
42-317-39077	BAM PERMIAN OPERATING, LLC	Oil	45292
42-317-39078	DIAMONDBACK E&P LLC	Oil	41187
42-317-39079	DIAMONDBACK E&P LLC	Oil	41187
42-317-39080	CROWNQUEST OPERATING, LLC	Oil	44944
42-317-39081	OVINTIV USA INC.	Oil	38475
42-317-39082	OXY USA INC.
42-317-39083	OCCIDENTAL PERMIAN LTD.
42-317-39084	OCCIDENTAL PERMIAN LTD.
42-317-39085	OCCIDENTAL PERMIAN LTD.
42-317-39086	OVINTIV USA INC.	Oil	42382
42-317-39087	GUIDON ENERGY MGMT SERVICES LLC	Oil	45328
42-317-39088	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44267
42-317-39089	PIONEER NATURAL RES. USA, INC.	Oil	45479
42-317-39090	CROWNQUEST OPERATING, LLC	Oil	45436
42-317-39091	Linn Operating, Inc.
42-317-39092	Linn Operating, Inc.
42-317-39093	PETROLEGACY ENERGY II, LLC	Oil	39106
42-317-39094	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39095	OVINTIV USA INC.	Oil	38475
42-317-39096	DIAMONDBACK E&P LLC	Oil	46204
42-317-39097	SCOUT ENERGY MANAGEMENT LLC	Oil	41586
42-317-39098	PETROLEGACY ENERGY II, LLC	Oil	39106
42-317-39099	PETROLEGACY ENERGY II, LLC	Oil	43670
42-317-39100	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39459
42-317-39101	PIONEER NATURAL RES. USA, INC.
42-317-39102	Linn Operating, Inc.
42-317-39103	SCOUT ENERGY MANAGEMENT LLC	Oil	41733
42-317-39104	OCCIDENTAL PERMIAN LTD.
42-317-39105	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39106	SCOUT ENERGY MANAGEMENT LLC	Oil	41143
42-317-39107	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40204
42-317-39108	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39109	OCCIDENTAL PERMIAN LTD.
42-317-39110	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39111	PIONEER NATURAL RES. USA, INC.	Oil	22088
42-317-39112	PIONEER NATURAL RES. USA, INC.	Oil	22088
42-317-39113	Linn Operating, Inc.
42-317-39114	OCCIDENTAL PERMIAN LTD.
42-317-39115	QEP ENERGY COMPANY	Oil	38515
42-317-39116	QEP ENERGY COMPANY	Oil	37861
42-317-39117	PETROLEGACY ENERGY II, LLC	Oil	43532
42-317-39118	GUIDON ENERGY MGMT SERVICES LLC	Oil	45328
42-317-39119	HENRY RESOURCES LLC
42-317-39120	Linn Operating, Inc.
42-317-39121	PARSLEY ENERGY OPERATIONS, LLC	Oil	44745
42-317-39122	PARSLEY ENERGY OPERATIONS, LLC	Oil	45201
42-317-39123	QEP ENERGY COMPANY	Oil	37861
42-317-39124	DIAMONDBACK E&P LLC	Oil	39506
42-317-39125	HENRY RESOURCES LLC
42-317-39126	OCCIDENTAL PERMIAN LTD.
42-317-39127	OCCIDENTAL PERMIAN LTD.
42-317-39128	OCCIDENTAL PERMIAN LTD.
42-317-39129	OCCIDENTAL PERMIAN LTD.
42-317-39130	OCCIDENTAL PERMIAN LTD.
42-317-39131	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39132	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36181
42-317-39133	HENRY RESOURCES LLC
42-317-39134	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41599
42-317-39135	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38083
42-317-39136	PIONEER NATURAL RES. USA, INC.	Oil	33004
42-317-39137	OVINTIV USA INC.	Oil	35722
42-317-39138	OVINTIV USA INC.	Oil	45042
42-317-39139	OVINTIV USA INC.	Oil	41957
42-317-39140	QEP ENERGY COMPANY	Oil	44200
42-317-39142	HENRY RESOURCES LLC
42-317-39143	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38083
42-317-39144	OVINTIV USA INC.	Oil	43639
42-317-39145	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44523
42-317-39146	OVINTIV USA INC.	Oil	38475
42-317-39147	OVINTIV USA INC.	Oil	40746
42-317-39148	OVINTIV USA INC.	Oil	43639
42-317-39149	DIAMONDBACK E&P LLC	Oil	45014
42-317-39150	PETROPLEX ENERGY INC.	Oil	47234
42-317-39151	CROWNQUEST OPERATING, LLC	Oil	44935
42-317-39152	SCOUT ENERGY MANAGEMENT LLC	Oil	39850
42-317-39153	SCOUT ENERGY MANAGEMENT LLC	Oil	39850
42-317-39154	BIRCH OPERATIONS, INC.	Oil	41793
42-317-39155	BIRCH OPERATIONS, INC.	Oil	41774
42-317-39156	Linn Operating, Inc.
42-317-39157	FLUIDO ENERGY SERVICES, LLC
42-317-39158	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-39159	OVINTIV USA INC.	Oil	38475
42-317-39160	OVINTIV USA INC.	Oil	38475
42-317-39161	OVINTIV USA INC.	Oil	37727
42-317-39162	OVINTIV USA INC.	Oil	37727
42-317-39163	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38083
42-317-39164	OVINTIV USA INC.	Oil	39712
42-317-39165	QEP ENERGY COMPANY	Oil	39813
42-317-39166	DIAMONDBACK E&P LLC	Oil	44169
42-317-39167	PIONEER NATURAL RES. USA, INC.	Oil	38635
42-317-39168	PETROPLEX ENERGY INC.	Oil	45781
42-317-39169	DIAMONDBACK E&P LLC	Oil	44921
42-317-39170	DIAMONDBACK E&P LLC	Oil	45598
42-317-39171	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42066
42-317-39172	OCCIDENTAL PERMIAN LTD.
42-317-39173	OCCIDENTAL PERMIAN LTD.
42-317-39174	BIRCH OPERATIONS, INC.	Oil	42394
42-317-39175	BURLESON PETROLEUM, INC.
42-317-39176	PIONEER NATURAL RES. USA, INC.	Oil	44425
42-317-39177	DIAMONDBACK E&P LLC	Oil	46013
42-317-39178	DIAMONDBACK E&P LLC	Oil	45332
42-317-39179	DIAMONDBACK E&P LLC	Oil	45164
42-317-39180	DIAMONDBACK E&P LLC	Oil	36712
42-317-39181	OVINTIV USA INC.	Oil	35666
42-317-39182	BIRCH OPERATIONS, INC.	Oil	43727
42-317-39183	PIONEER NATURAL RES. USA, INC.	Oil	44058
42-317-39184	PRIME OPERATING COMPANY
42-317-39186	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38233
42-317-39187	QEP ENERGY COMPANY	Oil	38307
42-317-39188	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46800
42-317-39189	PETROLEGACY ENERGY II, LLC	Oil	45651
42-317-39190	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-39191	PIONEER NATURAL RES. USA, INC.	Oil	46070
42-317-39192	QEP ENERGY COMPANY	Oil	37676
42-317-39193	PRIME OPERATING COMPANY	Oil	29813
42-317-39194	PIONEER NATURAL RES. USA, INC.	Oil	39378
42-317-39195	OCCIDENTAL PERMIAN LTD.
42-317-39196	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39197	DIAMONDBACK E&P LLC	Oil	44169
42-317-39198	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-39199	CROWNQUEST OPERATING, LLC
42-317-39200	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39201	Legacy Reserves Operating LP	Oil	30469
42-317-39202	Legacy Reserves Operating LP	Oil	31028
42-317-39203	DIAMONDBACK E&P LLC	Oil	44169
42-317-39204	BIRCH OPERATIONS, INC.	Oil	43994
42-317-39205	PIONEER NATURAL RES. USA, INC.	Oil	45668
42-317-39206	COG OPERATING LLC	Oil	40730
42-317-39207	OVINTIV USA INC.	Oil	36524
42-317-39208	Linn Operating, Inc.
42-317-39209	Linn Operating, Inc.
42-317-39210	DIAMONDBACK E&P LLC	Oil	40333
42-317-39211	OVINTIV USA INC.	Oil	36524
42-317-39212	CROWNQUEST OPERATING, LLC	Oil	45271
42-317-39213	CROWNQUEST OPERATING, LLC	Oil	44946
42-317-39214	CROWNQUEST OPERATING, LLC	Oil	45106
42-317-39215	BIRCH OPERATIONS, INC.	Oil	41039
42-317-39217	PIONEER NATURAL RES. USA, INC.	Oil	32574
42-317-39218	COG OPERATING LLC	Oil	40730
42-317-39219	BIRCH OPERATIONS, INC.	Oil	41793
42-317-39220	QEP ENERGY COMPANY	Oil	37676
42-317-39221	COG OPERATING LLC	Oil	38431
42-317-39222	PETROLEGACY ENERGY II, LLC	Oil	38852
42-317-39223	PIONEER NATURAL RES. USA, INC.	Oil	38537
42-317-39224	DIAMONDBACK E&P LLC	Oil	40333
42-317-39225	COG OPERATING LLC	Oil	38431
42-317-39226	Legacy Reserves Operating LP	Oil	45658
42-317-39227	PIONEER NATURAL RES. USA, INC.	Oil	45612
42-317-39228	PIONEER NATURAL RES. USA, INC.	Oil	45716
42-317-39229	BIRCH OPERATIONS, INC.	Oil	41039
42-317-39230	PIONEER NATURAL RES. USA, INC.
42-317-39231	BAM PERMIAN OPERATING, LLC	Oil	45292
42-317-39232	DIAMONDBACK E&P LLC	Oil	45566
42-317-39233	BIRCH OPERATIONS, INC.	Oil	41501
42-317-39234	COG OPERATING LLC	Oil	38431
42-317-39235	COG OPERATING LLC	Oil	38431
42-317-39236	PIONEER NATURAL RES. USA, INC.	Oil	40801
42-317-39237	COG OPERATING LLC	Oil	38431
42-317-39238	COG OPERATING LLC	Oil	38431
42-317-39239	BIRCH OPERATIONS, INC.	Oil	41501
42-317-39240	BIRCH OPERATIONS, INC.	Oil	42901
42-317-39241	BIRCH OPERATIONS, INC.	Oil	42621
42-317-39242	BIRCH OPERATIONS, INC.	Oil	42621
42-317-39243	PIONEER NATURAL RES. USA, INC.	Oil	46345
42-317-39244	GUIDON ENERGY MGMT SERVICES LLC	Oil	42848
42-317-39245	QEP ENERGY COMPANY	Oil	37861
42-317-39246	QEP ENERGY COMPANY	Oil	37861
42-317-39247	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44667
42-317-39248	PETROLEGACY ENERGY II, LLC	Oil	45625
42-317-39249	RELIANCE ENERGY, INC.	Oil	43640
42-317-39250	RELIANCE ENERGY, INC.	Oil	44016
42-317-39251	RELIANCE ENERGY, INC.	Oil	43776
42-317-39252	COG OPERATING LLC	Oil	45945
42-317-39253	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39254	PETROLEGACY ENERGY II, LLC	Oil	45211
42-317-39255	QEP ENERGY COMPANY	Oil	38529
42-317-39256	COG OPERATING LLC	Oil	38792
42-317-39257	OXY USA INC.
42-317-39258	COG OPERATING LLC	Oil	38792
42-317-39259	COG OPERATING LLC	Oil	38792
42-317-39260	PIONEER NATURAL RES. USA, INC.	Oil	22221
42-317-39261	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-39262	COG OPERATING LLC	Oil	46737
42-317-39263	FASKEN OIL AND RANCH, LTD.	Oil	45317
42-317-39264	FASKEN OIL AND RANCH, LTD.	Oil	45317
42-317-39265	PIONEER NATURAL RES. USA, INC.	Oil	39007
42-317-39266	PIONEER NATURAL RES. USA, INC.	Oil	45992
42-317-39267	PIONEER NATURAL RES. USA, INC.	Oil	45980
42-317-39268	DIAMONDBACK E&P LLC	Oil	38895
42-317-39269	DIAMONDBACK E&P LLC	Oil	38895
42-317-39271	ROFF OPERATING COMPANY, LLC	Oil	00479
42-317-39272	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39380
42-317-39273	QEP ENERGY COMPANY	Oil	45830
42-317-39274	OVINTIV USA INC.	Oil	38475
42-317-39275	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39276	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39277	DIAMONDBACK E&P LLC
42-317-39278	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39279	OVINTIV USA INC.	Oil	38475
42-317-39280	PETROLEGACY ENERGY II, LLC	Oil	44845
42-317-39281	CROWNQUEST OPERATING, LLC	Oil	43939
42-317-39282	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44536
42-317-39283	QEP ENERGY COMPANY	Oil	43198
42-317-39284	BIRCH OPERATIONS, INC.	Oil	42156
42-317-39285	HIBERNIA RESOURCES, LLC
42-317-39286	OVINTIV USA INC.	Oil	39632
42-317-39287	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43651
42-317-39288	OCCIDENTAL PERMIAN LTD.
42-317-39289	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43651
42-317-39290	RELIANCE ENERGY, INC.	Oil	46630
42-317-39291	PETROLEGACY ENERGY II, LLC	Oil	44735
42-317-39292	PIONEER NATURAL RES. USA, INC.	Oil	42939
42-317-39293	PETROLEGACY ENERGY II, LLC	Oil	40455
42-317-39294	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39295	OCCIDENTAL PERMIAN LTD.
42-317-39296	DIAMONDBACK E&P LLC	Oil	44169
42-317-39297	DIAMONDBACK E&P LLC	Oil	44169
42-317-39298	DIAMONDBACK E&P LLC	Oil	44169
42-317-39299	CROWNQUEST OPERATING, LLC	Oil	45427
42-317-39300	OCCIDENTAL PERMIAN LTD.
42-317-39301	OVINTIV USA INC.	Oil	41097
42-317-39302	OVINTIV USA INC.	Oil	41097
42-317-39303	PIEDRA OPERATING, LLC
42-317-39304	CROWNQUEST OPERATING, LLC	Oil	43689
42-317-39305	CROWNQUEST OPERATING, LLC	Oil	45142
42-317-39306	BIRCH OPERATIONS, INC.	Oil	44123
42-317-39307	CROWNQUEST OPERATING, LLC	Oil	41446
42-317-39308	HOUSTON PIPE LINE COMPANY LP
42-317-39309	HOUSTON PIPE LINE COMPANY LP
42-317-39310	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39311	BIRCH OPERATIONS, INC.	Oil	44123
42-317-39312	DIAMONDBACK E&P LLC	Oil	45979
42-317-39313	DIAMONDBACK E&P LLC	Oil	45006
42-317-39314	OCCIDENTAL PERMIAN LTD.
42-317-39315	OCCIDENTAL PERMIAN LTD.
42-317-39316	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39317	OCCIDENTAL PERMIAN LTD.
42-317-39318	PIONEER NATURAL RES. USA, INC.	Oil	46274
42-317-39319	PIONEER NATURAL RES. USA, INC.	Oil	45990
42-317-39320	CROWNQUEST OPERATING, LLC	Oil	45427
42-317-39321	CROWNQUEST OPERATING, LLC	Oil	45427
42-317-39322	CROWNQUEST OPERATING, LLC	Oil	45427
42-317-39323
42-317-39324	OXY USA INC.
42-317-39325	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39767
42-317-39326	CROWNQUEST OPERATING, LLC	Oil	43689
42-317-39327	OXY USA INC.
42-317-39328	CROWNQUEST OPERATING, LLC	Oil	41446
42-317-39329	COG OPERATING LLC	Oil	40730
42-317-39330	OXY USA INC.
42-317-39331	CROWNQUEST OPERATING, LLC	Oil	51229
42-317-39332	CROWNQUEST OPERATING, LLC	Oil	45142
42-317-39333	PIONEER NATURAL RES. USA, INC.	Oil	40259
42-317-39334	MERIT ENERGY COMPANY
42-317-39335	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39767
42-317-39336	ENERGEN RESOURCES CORPORATION
42-317-39337	DIAMONDBACK E&P LLC	Oil	38980
42-317-39338	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-39339	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-39340	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-39341	DIAMONDBACK E&P LLC	Oil	38980
42-317-39342	OVINTIV USA INC.	Oil	42895
42-317-39343	OXY USA INC.
42-317-39344	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41350
42-317-39345	BIRCH OPERATIONS, INC.	Oil	42204
42-317-39346	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39347	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-39348	COG OPERATING LLC	Oil	38792
42-317-39349	COG OPERATING LLC	Oil	38792
42-317-39350	OXY USA INC.
42-317-39351	QEP ENERGY COMPANY	Oil	39813
42-317-39352	QEP ENERGY COMPANY	Oil	42316
42-317-39353	QEP ENERGY COMPANY	Oil	42316
42-317-39354	CROWNQUEST OPERATING, LLC	Oil	45798
42-317-39355	CROWNQUEST OPERATING, LLC	Oil	45798
42-317-39356	QEP ENERGY COMPANY	Oil	50888
42-317-39357	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39358	W&T OFFSHORE, INC.	Oil	40333
42-317-39359	W&T OFFSHORE, INC.	Oil	40333
42-317-39360	QEP ENERGY COMPANY	Oil	38529
42-317-39361	DIAMONDBACK E&P LLC	Oil	44873
42-317-39362	RELIANCE ENERGY, INC.
42-317-39363	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38379
42-317-39364	COG OPERATING LLC	Oil	46706
42-317-39366	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39367	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39368	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39369	QEP ENERGY COMPANY	Oil	37861
42-317-39370	QEP ENERGY COMPANY	Oil	37610
42-317-39371	RELIANCE ENERGY, INC.
42-317-39373	COG OPERATING LLC	Oil	40493
42-317-39374	COG OPERATING LLC	Oil	38014
42-317-39375	COG OPERATING LLC	Oil	38014
42-317-39376	COG OPERATING LLC	Oil	40493
42-317-39377	PETROLEGACY ENERGY II, LLC	Oil	44956
42-317-39378	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-39379	PETROLEGACY ENERGY II, LLC	Oil	45737
42-317-39380	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39381	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39382	OVINTIV USA INC.	Oil	36524
42-317-39383	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39384	OVINTIV USA INC.	Oil	36524
42-317-39385	COG OPERATING LLC	Oil	38792
42-317-39386	OXY USA INC.
42-317-39387	BLACK SWAN OPERATING, LLC	Oil	41987
42-317-39388	OVINTIV USA INC.	Oil	43639
42-317-39389	OVINTIV USA INC.	Oil	38475
42-317-39390	Sm Energy Company	Oil	45337
42-317-39391	QEP ENERGY COMPANY	Oil	42054
42-317-39392	QEP ENERGY COMPANY
42-317-39393	QEP ENERGY COMPANY	Oil	38986
42-317-39394	RELIANCE ENERGY, INC.	Oil	43728
42-317-39395	PIONEER NATURAL RES. USA, INC.
42-317-39396	PIONEER NATURAL RES. USA, INC.	Oil	46345
42-317-39397	PIONEER NATURAL RES. USA, INC.	Oil	44203
42-317-39398	PIONEER NATURAL RES. USA, INC.	Oil	38179
42-317-39399	GUIDON ENERGY MGMT SERVICES LLC	Oil	42554
42-317-39400	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39401	PETROLEGACY ENERGY II, LLC	Oil	44008
42-317-39403	DIAMONDBACK E&P LLC	Oil	46536
42-317-39404	OVINTIV USA INC.	Oil	42382
42-317-39405	QEP ENERGY COMPANY	Oil	37610
42-317-39406	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39407	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39408	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39409	OVINTIV USA INC.	Oil	43639
42-317-39410	COG OPERATING LLC	Oil	38431
42-317-39411	DIAMONDBACK E&P LLC	Oil	39506
42-317-39412	QEP ENERGY COMPANY	Oil	37611
42-317-39413	COG OPERATING LLC	Oil	38431
42-317-39414	OVINTIV USA INC.	Oil	42382
42-317-39415	PIONEER NATURAL RES. USA, INC.	Oil	39839
42-317-39416	QEP ENERGY COMPANY	Oil	37932
42-317-39417	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39418	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39419	QEP ENERGY COMPANY	Oil	46180
42-317-39420	DIAMONDBACK E&P LLC	Oil	39506
42-317-39421	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39422	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39423	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39424	OCCIDENTAL PERMIAN LTD.
42-317-39425	PIONEER NATURAL RES. USA, INC.	Oil	22173
42-317-39426	PIONEER NATURAL RES. USA, INC.	Oil	32911
42-317-39427	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39428	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39429	CROWNQUEST OPERATING, LLC	Oil	40862
42-317-39430	CROWNQUEST OPERATING, LLC	Oil	44616
42-317-39431	CROWNQUEST OPERATING, LLC	Oil	44616
42-317-39432	QEP ENERGY COMPANY	Oil	37932
42-317-39433	BIRCH OPERATIONS, INC.	Oil	42800
42-317-39434	BIRCH OPERATIONS, INC.	Oil	42800
42-317-39435	DIAMONDBACK E&P LLC	Oil	40333
42-317-39436	OVINTIV USA INC.	Oil	38475
42-317-39437	OVINTIV USA INC.	Oil	38475
42-317-39438	PETROLEGACY ENERGY II, LLC	Oil	45792
42-317-39439	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39440	PETROLEGACY ENERGY II, LLC	Oil	45625
42-317-39441	PETROLEGACY ENERGY II, LLC	Oil	43176
42-317-39442	QEP ENERGY COMPANY	Oil	38528
42-317-39443	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39444	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39445	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-39446	PIONEER NATURAL RES. USA, INC.	Oil	42939
42-317-39447	DIAMONDBACK E&P LLC	Oil	39214
42-317-39448	DIAMONDBACK E&P LLC	Oil	39214
42-317-39449	DIAMONDBACK E&P LLC	Oil	39214
42-317-39450	PIONEER NATURAL RES. USA, INC.	Oil	39474
42-317-39451	COG OPERATING LLC	Oil	38014
42-317-39452	COG OPERATING LLC	Oil	39823
42-317-39453	OXY USA INC.
42-317-39454	PIONEER NATURAL RES. USA, INC.	Oil	38178
42-317-39455	PIONEER NATURAL RES. USA, INC.	Oil	46317
42-317-39456	BIRCH OPERATIONS, INC.	Oil	43386
42-317-39457	BIRCH OPERATIONS, INC.	Oil	43386
42-317-39458	PIONEER NATURAL RES. USA, INC.	Oil	46551
42-317-39459	COG OPERATING LLC	Oil	40493
42-317-39460	COG OPERATING LLC	Oil	38792
42-317-39461	PIONEER NATURAL RES. USA, INC.	Oil	46316
42-317-39462	COG OPERATING LLC	Oil	40493
42-317-39463	PIONEER NATURAL RES. USA, INC.	Oil	46537
42-317-39464	QEP ENERGY COMPANY	Oil	46308
42-317-39465	CROWNQUEST OPERATING, LLC	Oil	46090
42-317-39466	PIONEER NATURAL RES. USA, INC.	Oil	46485
42-317-39467	PETROLEGACY ENERGY II, LLC	Oil	45211
42-317-39468	ENDEAVOR ENERGY RESOURCES L.P.	Oil	45699
42-317-39469	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-39470	COG OPERATING LLC	Oil	38792
42-317-39471	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39509
42-317-39472	DIAMONDBACK E&P LLC	Oil	39214
42-317-39473	DIAMONDBACK E&P LLC	Oil	39214
42-317-39474	PETROLEGACY ENERGY II, LLC	Oil	41511
42-317-39475	DIAMONDBACK E&P LLC	Oil	39506
42-317-39476	Sm Energy Company	Oil	43800
42-317-39477	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-39478	PETROLEGACY ENERGY II, LLC	Oil	38852
42-317-39479	PETROLEGACY ENERGY II, LLC	Oil	43379
42-317-39480	PIONEER NATURAL RES. USA, INC.	Oil	40351
42-317-39481	PIONEER NATURAL RES. USA, INC.	Oil	46049
42-317-39482	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-39483	QEP ENERGY COMPANY	Oil	45837
42-317-39484	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46431
42-317-39485	PIONEER NATURAL RES. USA, INC.	Oil	46346
42-317-39486	QEP ENERGY COMPANY	Oil	38699
42-317-39487	CROWNQUEST OPERATING, LLC	Oil	45797
42-317-39488	PRIME OPERATING COMPANY	Oil	47760
42-317-39489	PRIME OPERATING COMPANY	Oil	47766
42-317-39490	QEP ENERGY COMPANY	Oil	39868
42-317-39491	OVINTIV USA INC.	Oil	38475
42-317-39492	RSP PERMIAN, LLC
42-317-39493	RSP PERMIAN, LLC
42-317-39494	COG OPERATING LLC	Oil	38431
42-317-39495	COG OPERATING LLC	Oil	38431
42-317-39496	CROWNQUEST OPERATING, LLC	Oil	48338
42-317-39497	BREITBURN OPERATING L.P.
42-317-39498	Sm Energy Company	Oil	43247
42-317-39499	COG OPERATING LLC	Oil	44798
42-317-39500	COG OPERATING LLC	Oil	44714
42-317-39501	QEP ENERGY COMPANY	Oil	45105
42-317-39502	QEP ENERGY COMPANY	Oil	44071
42-317-39503	PIONEER NATURAL RES. USA, INC.	Oil	21322
42-317-39504	OXY USA INC.
42-317-39505	PETROLEGACY ENERGY II, LLC	Oil	38712
42-317-39506	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40162
42-317-39507	CROWNQUEST OPERATING, LLC	Oil	41446
42-317-39508	CROWNQUEST OPERATING, LLC	Oil	44725
42-317-39509	CROWNQUEST OPERATING, LLC	Oil	26314
42-317-39510	QEP ENERGY COMPANY	Oil	39813
42-317-39511	GUIDON ENERGY MGMT SERVICES LLC	Oil	42150
42-317-39512	BREITBURN OPERATING L.P.
42-317-39513	BREITBURN OPERATING L.P.
42-317-39514	BIRCH OPERATIONS, INC.	Oil	43386
42-317-39515	BIRCH OPERATIONS, INC.	Oil	43386
42-317-39516	QEP ENERGY COMPANY	Oil	37770
42-317-39517	DIAMONDBACK E&P LLC	Oil	38980
42-317-39518	DIAMONDBACK E&P LLC	Oil	38980
42-317-39519	HANNATHON PETROLEUM, LLC	Oil	45444
42-317-39520	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39521	QEP ENERGY COMPANY	Oil	37611
42-317-39522	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39523	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39524	QEP ENERGY COMPANY	Oil	37861
42-317-39525	OVINTIV USA INC.	Oil	37727
42-317-39526	OVINTIV USA INC.	Oil	43639
42-317-39527	BLACK SWAN OPERATING, LLC	Oil	41987
42-317-39528	HIGH ROLLER WELLS, L.L.C.
42-317-39529	HIGH ROLLER WELLS, L.L.C.
42-317-39530	PIONEER NATURAL RES. USA, INC.
42-317-39531	OVINTIV USA INC.	Oil	46716
42-317-39532	OVINTIV USA INC.	Oil	46442
42-317-39533	DIAMONDBACK E&P LLC	Oil	43894
42-317-39534	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40863
42-317-39536	PIONEER NATURAL RES. USA, INC.	Oil	46049
42-317-39537	PIONEER NATURAL RES. USA, INC.	Oil	45829
42-317-39538	DIAMONDBACK E&P LLC	Oil	51126
42-317-39539	DIAMONDBACK E&P LLC	Oil	51126
42-317-39540	PIONEER NATURAL RES. USA, INC.
42-317-39541	PIONEER NATURAL RES. USA, INC.	Oil	38465
42-317-39542	PIONEER NATURAL RES. USA, INC.	Oil	38178
42-317-39543	GUIDON ENERGY MGMT SERVICES LLC	Oil	45328
42-317-39544	BAM PERMIAN OPERATING, LLC	Oil	45292
42-317-39545	PARSLEY ENERGY OPERATIONS, LLC	Oil	44745
42-317-39546	PARSLEY ENERGY OPERATIONS, LLC	Oil	45201
42-317-39547	PARSLEY ENERGY OPERATIONS, LLC
42-317-39548	OVINTIV USA INC.	Oil	46475
42-317-39549	Legacy Reserves Operating LP	Oil	30469
42-317-39550	OVINTIV USA INC.	Oil	41097
42-317-39551	Legacy Reserves Operating LP	Oil	31028
42-317-39552	PARSLEY ENERGY OPERATIONS, LLC
42-317-39553	QEP ENERGY COMPANY	Oil	42403
42-317-39554	OVINTIV USA INC.	Oil	41097
42-317-39555	PARSLEY ENERGY OPERATIONS, LLC	Oil	46002
42-317-39556	BIRCH OPERATIONS, INC.	Oil	42394
42-317-39557	BIRCH OPERATIONS, INC.	Oil	42394
42-317-39558	BREITBURN OPERATING L.P.
42-317-39559	DIAMONDBACK E&P LLC	Oil	39141
42-317-39560	CROWNQUEST OPERATING, LLC	Oil	46101
42-317-39561	CROWNQUEST OPERATING, LLC	Oil	45833
42-317-39562	COG OPERATING LLC	Oil	38792
42-317-39564	DIAMONDBACK E&P LLC	Oil	38980
42-317-39565	DIAMONDBACK E&P LLC	Oil	38980
42-317-39566	DIAMONDBACK E&P LLC
42-317-39567	ENERGEN RESOURCES CORPORATION
42-317-39568	DIAMONDBACK E&P LLC
42-317-39569	DIAMONDBACK E&P LLC
42-317-39570	QEP ENERGY COMPANY	Oil	38529
42-317-39571	PIONEER NATURAL RES. USA, INC.
42-317-39572	OVINTIV USA INC.	Oil	38475
42-317-39573	ATHLON HOLDINGS LP
42-317-39574	PIONEER NATURAL RES. USA, INC.	Oil	46610
42-317-39575	RSP PERMIAN, LLC
42-317-39576	RSP PERMIAN, LLC
42-317-39577	COG OPERATING LLC	Oil	38431
42-317-39578	COG OPERATING LLC	Oil	38431
42-317-39579	PIONEER NATURAL RES. USA, INC.	Oil	46466
42-317-39580	COG OPERATING LLC	Oil	45641
42-317-39581	ENDEAVOR ENERGY RESOURCES L.P.	Oil	44327
42-317-39582	PARSLEY ENERGY OPERATIONS, LLC	Oil	44745
42-317-39583	PRIME OPERATING COMPANY
42-317-39584	COG OPERATING LLC	Oil	38657
42-317-39585	QEP ENERGY COMPANY	Oil	42317
42-317-39586	PIONEER NATURAL RES. USA, INC.	Oil	31189
42-317-39587	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-39588	QEP ENERGY COMPANY	Oil	37741
42-317-39589	PIONEER NATURAL RES. USA, INC.	Oil	46556
42-317-39590	QEP ENERGY COMPANY	Oil	41735
42-317-39591	QEP ENERGY COMPANY	Oil	39728
42-317-39592	QEP ENERGY COMPANY	Oil	37676
42-317-39593	QEP ENERGY COMPANY	Oil	47336
42-317-39594	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-39595	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-39596	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-39597	OXY USA INC.
42-317-39598	COG OPERATING LLC	Oil	38792
42-317-39599	COG OPERATING LLC	Oil	38792
42-317-39600	COG OPERATING LLC	Oil	38792
42-317-39601	COG OPERATING LLC	Oil	38792
42-317-39602	ENDEAVOR ENERGY RESOURCES L.P.	Oil	45835
42-317-39603	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38384
42-317-39604	PETROLEGACY ENERGY II, LLC	Oil	46014
42-317-39605	COG OPERATING LLC	Oil	38792
42-317-39606	PIONEER NATURAL RES. USA, INC.	Oil	46121
42-317-39607	OVINTIV USA INC.	Oil	40337
42-317-39608	COG OPERATING LLC	Oil	38792
42-317-39609	COG OPERATING LLC	Oil	38792
42-317-39610	PIONEER NATURAL RES. USA, INC.	Oil	46088
42-317-39611	AJAX RESOURCES, LLC	Oil	44212
42-317-39612	QEP ENERGY COMPANY	Oil	38699
42-317-39613	ENDEAVOR ENERGY RESOURCES L.P.	Oil	45744
42-317-39614	PETROLEGACY ENERGY II, LLC	Oil	44008
42-317-39615	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38592
42-317-39616	PIONEER NATURAL RES. USA, INC.	Oil	43448
42-317-39617	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40225
42-317-39618	QEP ENERGY COMPANY	Oil	46031
42-317-39619	QEP ENERGY COMPANY	Oil	39728
42-317-39620	PIONEER NATURAL RES. USA, INC.	Oil	21637
42-317-39621	PIONEER NATURAL RES. USA, INC.	Oil	21637
42-317-39622	QEP ENERGY COMPANY	Oil	37861
42-317-39623	OVINTIV USA INC.	Oil	41097
42-317-39624	PETROLEGACY ENERGY II, LLC	Oil	41662
42-317-39625	OVINTIV USA INC.	Oil	47011
42-317-39626	OVINTIV USA INC.	Oil	41097
42-317-39627	PETROLEGACY ENERGY II, LLC	Oil	38506
42-317-39628	BURLESON PETROLEUM, INC.
42-317-39629	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41447
42-317-39630	PIONEER NATURAL RES. USA, INC.	Oil	46318
42-317-39631	FASKEN OIL AND RANCH, LTD.	Oil	45317
42-317-39632	ENDEAVOR ENERGY RESOURCES L.P.	Oil	42616
42-317-39633	BREITBURN OPERATING L.P.
42-317-39634	BREITBURN OPERATING L.P.
42-317-39635	BIRCH OPERATIONS, INC.	Oil	43801
42-317-39636	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40225
42-317-39637	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38517
42-317-39638	PIONEER NATURAL RES. USA, INC.
42-317-39639	PIONEER NATURAL RES. USA, INC.
42-317-39640	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-39642	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38517
42-317-39643	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38517
42-317-39644	PIONEER NATURAL RES. USA, INC.	Oil	22118
42-317-39645	DIAMONDBACK E&P LLC	Oil	39506
42-317-39646	DIAMONDBACK E&P LLC	Oil	39506
42-317-39647	DIAMONDBACK E&P LLC	Oil	39506
42-317-39648	DIAMONDBACK E&P LLC
42-317-39649	DIAMONDBACK E&P LLC
42-317-39650	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39651	CROWNQUEST OPERATING, LLC	Oil	43939
42-317-39652	CROWNQUEST OPERATING, LLC	Oil	43939
42-317-39653	BREITBURN OPERATING L.P.
42-317-39654	BREITBURN OPERATING L.P.
42-317-39655	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39656	BREITBURN OPERATING L.P.
42-317-39657	BREITBURN OPERATING L.P.
42-317-39658	BIRCH OPERATIONS, INC.	Oil	42796
42-317-39659	BIRCH OPERATIONS, INC.	Oil	42796
42-317-39660	CROWNQUEST OPERATING, LLC	Oil	46099
42-317-39661	CROWNQUEST OPERATING, LLC	Oil	46099
42-317-39662	COG OPERATING LLC	Oil	38014
42-317-39663	COG OPERATING LLC	Oil	38014
42-317-39664	DIAMONDBACK E&P LLC	Oil	38980
42-317-39665	DIAMONDBACK E&P LLC	Oil	38980
42-317-39666	DIAMONDBACK E&P LLC	Oil	38980
42-317-39667	DIAMONDBACK E&P LLC	Oil	38980
42-317-39668	PIONEER NATURAL RES. USA, INC.
42-317-39669	PIONEER NATURAL RES. USA, INC.
42-317-39670	CROWNQUEST OPERATING, LLC	Oil	46021
42-317-39671	CALLON PETROLEUM OPERATING CO	Oil	45818
42-317-39672	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46538
42-317-39673	CROWNQUEST OPERATING, LLC	Oil	45436
42-317-39674	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-39675	COG OPERATING LLC	Oil	38014
42-317-39676	CROWNQUEST OPERATING, LLC	Oil	43202
42-317-39677	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39052
42-317-39678	BURLESON PETROLEUM, INC.
42-317-39679	OVINTIV USA INC.	Oil	35634
42-317-39680	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39681	PIONEER NATURAL RES. USA, INC.
42-317-39682	PIONEER NATURAL RES. USA, INC.
42-317-39683	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-39684	QEP ENERGY COMPANY	Oil	38620
42-317-39685	PIONEER NATURAL RES. USA, INC.
42-317-39686	PIONEER NATURAL RES. USA, INC.
42-317-39687	QEP ENERGY COMPANY	Oil	37676
42-317-39688	PIONEER NATURAL RES. USA, INC.	Oil	47612
42-317-39689	QEP ENERGY COMPANY	Oil	39728
42-317-39690	PIONEER NATURAL RES. USA, INC.	Oil	47414
42-317-39691	OVINTIV USA INC.	Oil	41097
42-317-39692	OVINTIV USA INC.	Oil	46492
42-317-39693	CROWNQUEST OPERATING, LLC	Oil	45798
42-317-39694	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-39695	PIONEER NATURAL RES. USA, INC.
42-317-39696	DIAMONDBACK E&P LLC
42-317-39697	DIAMONDBACK E&P LLC
42-317-39698	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39699	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39700	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39701	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39702	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39703	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39704	RELIANCE ENERGY, INC.	Oil	46078
42-317-39705	RELIANCE ENERGY, INC.
42-317-39706	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39707	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39708	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39709	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39710	PIONEER NATURAL RES. USA, INC.	Oil	46603
42-317-39711	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39712	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39713	PIONEER NATURAL RES. USA, INC.
42-317-39714	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39715	PIONEER NATURAL RES. USA, INC.	Oil	46118
42-317-39716	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39717	PIONEER NATURAL RES. USA, INC.	Oil	46871
42-317-39718	BREITBURN OPERATING L.P.
42-317-39719	ATHLON HOLDINGS LP
42-317-39720	COG OPERATING LLC	Oil	38431
42-317-39721	COG OPERATING LLC	Oil	38431
42-317-39722	COG OPERATING LLC	Oil	38431
42-317-39723	RSP PERMIAN, LLC
42-317-39724	QEP ENERGY COMPANY	Oil	37861
42-317-39725	DIAMONDBACK E&P LLC	Oil	39214
42-317-39726	DIAMONDBACK E&P LLC	Oil	39214
42-317-39727	PIONEER NATURAL RES. USA, INC.	Oil	50331
42-317-39728	DIAMONDBACK E&P LLC	Oil	39506
42-317-39729	DIAMONDBACK E&P LLC	Oil	39506
42-317-39730	PIONEER NATURAL RES. USA, INC.	Oil	21658
42-317-39731	DIAMONDBACK E&P LLC
42-317-39732	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46538
42-317-39733	DIAMONDBACK E&P LLC	Oil	39506
42-317-39734	PIONEER NATURAL RES. USA, INC.
42-317-39735	PIONEER NATURAL RES. USA, INC.	Oil	46373
42-317-39736	PIONEER NATURAL RES. USA, INC.
42-317-39737	PIONEER NATURAL RES. USA, INC.
42-317-39738	PIONEER NATURAL RES. USA, INC.	Oil	46168
42-317-39739	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-39740	PIONEER NATURAL RES. USA, INC.	Oil	46374
42-317-39741	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46976
42-317-39742	CROWNQUEST OPERATING, LLC	Oil	45798
42-317-39743	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46976
42-317-39744	QEP ENERGY COMPANY	Oil	39868
42-317-39745	COG OPERATING LLC	Oil	39823
42-317-39746	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46976
42-317-39747	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46976
42-317-39748	COG OPERATING LLC	Oil	43518
42-317-39749	CROWNQUEST OPERATING, LLC	Oil	44946
42-317-39750	CROWNQUEST OPERATING, LLC	Oil	45070
42-317-39751	CROWNQUEST OPERATING, LLC	Oil	45070
42-317-39752	CROWNQUEST OPERATING, LLC	Oil	44893
42-317-39753	DIAMONDBACK E&P LLC	Oil	38895
42-317-39754	BIRCH OPERATIONS, INC.	Oil	30585
42-317-39755	QEP ENERGY COMPANY	Oil	21918
42-317-39756	CROWNQUEST OPERATING, LLC	Oil	44935
42-317-39757	CROWNQUEST OPERATING, LLC	Oil	44893
42-317-39758	CROWNQUEST OPERATING, LLC	Oil	46097
42-317-39759	CROWNQUEST OPERATING, LLC	Oil	46097
42-317-39760	CROWNQUEST OPERATING, LLC	Oil	44893
42-317-39761	QEP ENERGY COMPANY	Oil	47337
42-317-39762	BREITBURN OPERATING L.P.
42-317-39763	RELIANCE ENERGY, INC.
42-317-39764	CROWNQUEST OPERATING, LLC	Oil	46096
42-317-39765	CROWNQUEST OPERATING, LLC	Oil	46096
42-317-39766	RELIANCE ENERGY, INC.
42-317-39767	Legacy Reserves Operating LP	Oil	33735
42-317-39768	BREITBURN OPERATING L.P.
42-317-39769	COG OPERATING LLC	Oil	38014
42-317-39770	OVINTIV USA INC.	Oil	47011
42-317-39771	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39772	OVINTIV USA INC.	Oil	44660
42-317-39773	QEP ENERGY COMPANY	Oil	39813
42-317-39774	QEP ENERGY COMPANY	Oil	37861
42-317-39775	QEP ENERGY COMPANY	Oil	37770
42-317-39776	QEP ENERGY COMPANY	Oil	45830
42-317-39777	THREE RIVERS OPERATING CO II LLC
42-317-39778	Sm Energy Company	Oil	45337
42-317-39779	Sm Energy Company	Oil	45603
42-317-39780	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39781	OCCIDENTAL PERMIAN LTD.
42-317-39782	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39783	OCCIDENTAL PERMIAN LTD.
42-317-39784	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39785	OCCIDENTAL PERMIAN LTD.
42-317-39786	OCCIDENTAL PERMIAN LTD.
42-317-39787	OCCIDENTAL PERMIAN LTD.
42-317-39788	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39789	OCCIDENTAL PERMIAN LTD.
42-317-39790	OCCIDENTAL PERMIAN LTD.
42-317-39791	ENDEAVOR ENERGY RESOURCES L.P.	Oil	33758
42-317-39792	DIAMONDBACK E&P LLC
42-317-39793	BIRCH OPERATIONS, INC.	Oil	46701
42-317-39794	Legacy Reserves Operating LP
42-317-39795	QEP ENERGY COMPANY	Oil	44196
42-317-39796	OVINTIV USA INC.	Oil	36524
42-317-39797	CHOLLA PETROLEUM, INC.
42-317-39798	CROWNQUEST OPERATING, LLC	Oil	45798
42-317-39800	THREE RIVERS OPERATING CO II LLC
42-317-39801	QEP ENERGY COMPANY
42-317-39802	CHOLLA PETROLEUM, INC.
42-317-39803	THREE RIVERS OPERATING CO II LLC
42-317-39804	PETROLEGACY ENERGY II, LLC	Oil	46006
42-317-39805	PIONEER NATURAL RES. USA, INC.
42-317-39806	PIONEER NATURAL RES. USA, INC.	Oil	38793
42-317-39807	OVINTIV USA INC.	Oil	38475
42-317-39808	DIAMONDBACK E&P LLC	Oil	38895
42-317-39809	PIONEER NATURAL RES. USA, INC.	Oil	38840
42-317-39810	CALLON PETROLEUM OPERATING CO	Oil	45818
42-317-39811	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39812	OCCIDENTAL PERMIAN LTD.
42-317-39813	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-39814	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38738
42-317-39815	DIAMONDBACK E&P LLC	Oil	39506
42-317-39816	ATHLON HOLDINGS LP
42-317-39817	OCCIDENTAL PERMIAN LTD.
42-317-39818	PETROLEGACY ENERGY II, LLC	Oil	41541
42-317-39819	OCCIDENTAL PERMIAN LTD.
42-317-39820	QEP ENERGY COMPANY	Oil	37861
42-317-39821	OCCIDENTAL PERMIAN LTD.
42-317-39822	OCCIDENTAL PERMIAN LTD.
42-317-39823	DIAMONDBACK E&P LLC	Oil	39506
42-317-39824	DIAMONDBACK E&P LLC
42-317-39825	DIAMONDBACK E&P LLC	Oil	39506
42-317-39826	DIAMONDBACK E&P LLC	Oil	40332
42-317-39827	W&T OFFSHORE, INC.
42-317-39828	W&T OFFSHORE, INC.
42-317-39829	BREITBURN OPERATING L.P.
42-317-39830	THREE RIVERS OPERATING CO II LLC
42-317-39831	DIAMONDBACK E&P LLC
42-317-39832	CROWNQUEST OPERATING, LLC	Oil	44076
42-317-39833	CROWNQUEST OPERATING, LLC	Oil	44950
42-317-39834	DIAMONDBACK E&P LLC
42-317-39835	QEP ENERGY COMPANY	Oil	46031
42-317-39836	DIAMONDBACK E&P LLC	Oil	39506
42-317-39837	DIAMONDBACK E&P LLC	Oil	39506
42-317-39838	COG OPERATING LLC	Oil	38792
42-317-39839	QEP ENERGY COMPANY	Oil	39728
42-317-39840	RSP PERMIAN, LLC
42-317-39841	RSP PERMIAN, LLC
42-317-39842	W&T OFFSHORE, INC.
42-317-39843	QEP ENERGY COMPANY
42-317-39844	CROWNQUEST OPERATING, LLC	Oil	26314
42-317-39845	PIONEER NATURAL RES. USA, INC.	Oil	47179
42-317-39846	PIONEER NATURAL RES. USA, INC.	Oil	47178
42-317-39847	QEP ENERGY COMPANY	Oil	37676
42-317-39848	QEP ENERGY COMPANY	Oil	46031
42-317-39849	QEP ENERGY COMPANY	Oil	39728
42-317-39850	COG OPERATING LLC	Oil	38431
42-317-39851	COG OPERATING LLC	Oil	38431
42-317-39852	COG OPERATING LLC	Oil	38431
42-317-39853	COG OPERATING LLC	Oil	38431
42-317-39854	PIONEER NATURAL RES. USA, INC.
42-317-39855
42-317-39856	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46169
42-317-39857	PARSLEY ENERGY OPERATIONS, LLC	Oil	46299
42-317-39858	BREITBURN OPERATING L.P.
42-317-39859	QEP ENERGY COMPANY	Oil	42403
42-317-39860	PIONEER NATURAL RES. USA, INC.	Oil	47509
42-317-39861	PIONEER NATURAL RES. USA, INC.	Oil	46550
42-317-39862	Hunt Oil Company
42-317-39863	PIONEER NATURAL RES. USA, INC.	Oil	46552
42-317-39864	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41773
42-317-39865	PIONEER NATURAL RES. USA, INC.	Oil	46039
42-317-39866	OCCIDENTAL PERMIAN LTD.
42-317-39867	PIONEER NATURAL RES. USA, INC.
42-317-39868	BREITBURN OPERATING L.P.
42-317-39869	BREITBURN OPERATING L.P.
42-317-39870	QEP ENERGY COMPANY	Oil	37861
42-317-39871	BREITBURN OPERATING L.P.
42-317-39872	Hunt Oil Company
42-317-39873	PIONEER NATURAL RES. USA, INC.
42-317-39874	PIONEER NATURAL RES. USA, INC.
42-317-39875	PIONEER NATURAL RES. USA, INC.
42-317-39876	HANNATHON PETROLEUM, LLC	Oil	27040
42-317-39877	OCCIDENTAL PERMIAN LTD.
42-317-39878	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39509
42-317-39879	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40156
42-317-39880	OXY USA INC.
42-317-39881	COG OPERATING LLC	Oil	39823
42-317-39882	COG OPERATING LLC	Oil	39823
42-317-39883	COG OPERATING LLC	Oil	39823
42-317-39884	COG OPERATING LLC	Oil	39823
42-317-39885	PIONEER NATURAL RES. USA, INC.
42-317-39886	QEP ENERGY COMPANY	Oil	37861
42-317-39887	OVINTIV USA INC.	Oil	46465
42-317-39888	BREITBURN OPERATING L.P.
42-317-39889	BREITBURN OPERATING L.P.
42-317-39890	BREITBURN OPERATING L.P.
42-317-39891	PIONEER NATURAL RES. USA, INC.	Oil	47608
42-317-39892	BREITBURN OPERATING L.P.
42-317-39893	PIONEER NATURAL RES. USA, INC.	Oil	47608
42-317-39894	BREITBURN OPERATING L.P.
42-317-39895	PIONEER NATURAL RES. USA, INC.	Oil	47450
42-317-39896	DEVON ENERGY PRODUCTION CO, L.P.
42-317-39897	BREITBURN OPERATING L.P.
42-317-39898	PIONEER NATURAL RES. USA, INC.
42-317-39899	CROWNQUEST OPERATING, LLC	Oil	45436
42-317-39900	BREITBURN OPERATING L.P.
42-317-39901	OVINTIV USA INC.	Oil	41097
42-317-39902	ENDEAVOR ENERGY RESOURCES L.P.
42-317-39903	ENDEAVOR ENERGY RESOURCES L.P.
42-317-39904	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39987
42-317-39905	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41350
42-317-39906	BREITBURN OPERATING L.P.
42-317-39907	Hunt Oil Company
42-317-39908	BREITBURN OPERATING L.P.
42-317-39909	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38992
42-317-39910	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38992
42-317-39911	ENDEAVOR ENERGY RESOURCES L.P.
42-317-39912	Hunt Oil Company
42-317-39913	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43254
42-317-39914	BREITBURN OPERATING L.P.
42-317-39915	BREITBURN OPERATING L.P.
42-317-39916	BREITBURN OPERATING L.P.
42-317-39917	BREITBURN OPERATING L.P.
42-317-39918	BREITBURN OPERATING L.P.
42-317-39919	CROWNQUEST OPERATING, LLC	Oil	46096
42-317-39920	QEP ENERGY COMPANY	Oil	45830
42-317-39921	OVINTIV USA INC.	Oil	41097
42-317-39922	QEP ENERGY COMPANY	Oil	38752
42-317-39923	BREITBURN OPERATING L.P.
42-317-39924	CROWNQUEST OPERATING, LLC	Oil	51105
42-317-39925	QEP ENERGY COMPANY	Oil	39728
42-317-39926	QEP ENERGY COMPANY	Oil	37861
42-317-39927	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-39928	BREITBURN OPERATING L.P.
42-317-39929	BREITBURN OPERATING L.P.
42-317-39930	DIAMONDBACK E&P LLC
42-317-39931	DIAMONDBACK E&P LLC
42-317-39932	DIAMONDBACK E&P LLC
42-317-39933	DIAMONDBACK E&P LLC
42-317-39934	DIAMONDBACK E&P LLC
42-317-39935	DIAMONDBACK E&P LLC
42-317-39936	DIAMONDBACK E&P LLC
42-317-39937	CROWNQUEST OPERATING, LLC	Oil	45833
42-317-39938	DIAMONDBACK E&P LLC
42-317-39939	DIAMONDBACK E&P LLC
42-317-39940	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-39941	QEP ENERGY COMPANY	Oil	21575
42-317-39942	QEP ENERGY COMPANY	Oil	21575
42-317-39943	PIONEER NATURAL RES. USA, INC.	Oil	47066
42-317-39944	PIONEER NATURAL RES. USA, INC.	Oil	47066
42-317-39945	GUIDON ENERGY MGMT SERVICES LLC	Oil	37389
42-317-39946	DIAMONDBACK E&P LLC	Oil	40333
42-317-39947	DIAMONDBACK E&P LLC	Oil	40333
42-317-39948	W&T OFFSHORE, INC.
42-317-39949	W&T OFFSHORE, INC.
42-317-39950	PIONEER NATURAL RES. USA, INC.
42-317-39951	ENDEAVOR ENERGY RESOURCES L.P.	Oil	41350
42-317-39952	OXY USA INC.
42-317-39953	OXY USA INC.
42-317-39954	QEP ENERGY COMPANY	Oil	37861
42-317-39955	COG OPERATING LLC	Oil	46877
42-317-39956	COG OPERATING LLC	Oil	46877
42-317-39957	COG OPERATING LLC	Oil	46877
42-317-39958	COG OPERATING LLC	Oil	46877
42-317-39959	CROWNQUEST OPERATING, LLC	Oil	46101
42-317-39960	PIONEER NATURAL RES. USA, INC.
42-317-39961	QEP ENERGY COMPANY	Oil	38528
42-317-39962	QEP ENERGY COMPANY	Oil	39813
42-317-39963	PIONEER NATURAL RES. USA, INC.
42-317-39964	PIONEER NATURAL RES. USA, INC.
42-317-39965	PIONEER NATURAL RES. USA, INC.
42-317-39966	PIONEER NATURAL RES. USA, INC.	Oil	47066
42-317-39967	Hunt Oil Company
42-317-39968	PIONEER NATURAL RES. USA, INC.	Oil	47066
42-317-39969	DIAMONDBACK E&P LLC	Oil	46204
42-317-39970	RSP PERMIAN, LLC
42-317-39971	RSP PERMIAN, LLC
42-317-39972	PRIME OPERATING COMPANY	Oil	30584
42-317-39973	Wichita Water Llc	Oil	47200
42-317-39974	ATHLON HOLDINGS LP
42-317-39975	PIONEER NATURAL RES. USA, INC.	Oil	47138
42-317-39976	PIONEER NATURAL RES. USA, INC.	Oil	47137
42-317-39977	PIONEER NATURAL RES. USA, INC.
42-317-39978	PIONEER NATURAL RES. USA, INC.	Oil	47226
42-317-39979	BREITBURN OPERATING L.P.
42-317-39980	QEP ENERGY COMPANY	Oil	37861
42-317-39981	BREITBURN OPERATING L.P.
42-317-39982	QEP ENERGY COMPANY	Oil	37861
42-317-39983	CROWNQUEST OPERATING, LLC	Oil	46096
42-317-39984	CROWNQUEST OPERATING, LLC	Oil	51105
42-317-39985	HANNATHON PETROLEUM, LLC	Oil	45444
42-317-39986	PIONEER NATURAL RES. USA, INC.	Oil	47031
42-317-39987	QEP ENERGY COMPANY	Oil	46681
42-317-39988	W&T OFFSHORE, INC.
42-317-39989	PIONEER NATURAL RES. USA, INC.	Oil	45988
42-317-39990	BURLESON PETROLEUM, INC.
42-317-39991	GUIDON ENERGY MGMT SERVICES LLC	Oil	41487
42-317-39992	QEP ENERGY COMPANY
42-317-39993	COG OPERATING LLC	Oil	38431
42-317-39994	PIONEER NATURAL RES. USA, INC.
42-317-39995	OVINTIV USA INC.	Oil	36524
42-317-39996	DIAMONDBACK E&P LLC	Oil	40332
42-317-39997	ATHLON HOLDINGS LP
42-317-39998	DIAMONDBACK E&P LLC
42-317-39999	DIAMONDBACK E&P LLC
42-317-40000	DIAMONDBACK E&P LLC
42-317-40001	DIAMONDBACK E&P LLC
42-317-40002	ATHLON HOLDINGS LP
42-317-40003	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40004	HIGH SKY PARTNERS LLC
42-317-40005	COG OPERATING LLC	Oil	44714
42-317-40006	DIAMONDBACK E&P LLC
42-317-40007	DIAMONDBACK E&P LLC
42-317-40008	DIAMONDBACK E&P LLC
42-317-40009	DIAMONDBACK E&P LLC
42-317-40010	RELIANCE ENERGY, INC.
42-317-40011	Lario Oil & Gas Company	Oil	46404
42-317-40012	QEP ENERGY COMPANY	Oil	46681
42-317-40013	PIONEER NATURAL RES. USA, INC.	Oil	46260
42-317-40014	PIONEER NATURAL RES. USA, INC.
42-317-40015	PIONEER NATURAL RES. USA, INC.
42-317-40016	PIONEER NATURAL RES. USA, INC.	Oil	47180
42-317-40017	PIONEER NATURAL RES. USA, INC.
42-317-40018	PIONEER NATURAL RES. USA, INC.
42-317-40019	PIONEER NATURAL RES. USA, INC.
42-317-40020	PIONEER NATURAL RES. USA, INC.
42-317-40021	CROWNQUEST OPERATING, LLC	Oil	47090
42-317-40022	QEP ENERGY COMPANY	Oil	46031
42-317-40023	QEP ENERGY COMPANY	Oil	37861
42-317-40024	QEP ENERGY COMPANY	Oil	39728
42-317-40025	QEP ENERGY COMPANY
42-317-40026	PIONEER NATURAL RES. USA, INC.
42-317-40027	Hunt Oil Company	Oil	46494
42-317-40028	QEP ENERGY COMPANY
42-317-40029	QEP ENERGY COMPANY	Oil	37676
42-317-40030	QEP ENERGY COMPANY	Oil	37861
42-317-40031	THREE RIVERS OPERATING CO II LLC
42-317-40032	FINLEY RESOURCES, INC.
42-317-40033	FINLEY RESOURCES, INC.
42-317-40034	RSP PERMIAN, LLC
42-317-40035	SOLARIS WATER MIDSTREAM, LLC	Oil	46735
42-317-40036	QEP ENERGY COMPANY	Oil	47652
42-317-40037	ARRINGTON OIL&GAS OPERATING LLC
42-317-40038	BURLESON PETROLEUM, INC.
42-317-40039	QEP ENERGY COMPANY	Oil	37861
42-317-40040	ENERGEN RESOURCES CORPORATION
42-317-40041	ENERGEN RESOURCES CORPORATION
42-317-40042	ENERGEN RESOURCES CORPORATION
42-317-40043	ENERGEN RESOURCES CORPORATION
42-317-40044	HIGH ROLLER WELLS, L.L.C.
42-317-40045	NGL WATER SOLUTIONS PERMIAN, LLC	Oil	46675
42-317-40046	QEP ENERGY COMPANY	Oil	37861
42-317-40047	HIGH ROLLER WELLS, L.L.C.
42-317-40048	HIGH ROLLER WELLS, L.L.C.
42-317-40049	Hunt Oil Company	Oil	47648
42-317-40050	PIONEER NATURAL RES. USA, INC.
42-317-40051	QEP ENERGY COMPANY	Oil	46681
42-317-40052	QEP ENERGY COMPANY	Oil	37861
42-317-40053	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-40054	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-40055	CROWNQUEST OPERATING, LLC	Oil	46099
42-317-40056	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-40057	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38735
42-317-40058	OVINTIV USA INC.	Oil	38475
42-317-40059	PIONEER NATURAL RES. USA, INC.	Oil	46639
42-317-40060	PIONEER NATURAL RES. USA, INC.	Oil	46640
42-317-40061	PIONEER NATURAL RES. USA, INC.	Oil	46837
42-317-40062	QEP ENERGY COMPANY	Oil	38986
42-317-40063	PETROPLEX ENERGY INC.	Oil	47584
42-317-40064	QEP ENERGY COMPANY	Oil	37741
42-317-40065	BURLESON PETROLEUM, INC.
42-317-40066	RELIANCE ENERGY, INC.
42-317-40067	RELIANCE ENERGY, INC.
42-317-40068	ENERGEN RESOURCES CORPORATION
42-317-40069	DIAMONDBACK E&P LLC	Oil	39214
42-317-40070	RELIANCE ENERGY, INC.
42-317-40071	R K PETROLEUM CORP.
42-317-40072	QEP ENERGY COMPANY	Oil	39215
42-317-40073	QEP ENERGY COMPANY	Oil	39060
42-317-40074	QEP ENERGY COMPANY	Oil	45830
42-317-40075	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-40076	DIAMONDBACK E&P LLC	Oil	38895
42-317-40077	DIAMONDBACK E&P LLC	Oil	38895
42-317-40078	ENERGEN RESOURCES CORPORATION
42-317-40079	DIAMONDBACK E&P LLC	Oil	38895
42-317-40080	DIAMONDBACK E&P LLC	Oil	38895
42-317-40081	DIAMONDBACK E&P LLC	Oil	38895
42-317-40082	ENERGEN RESOURCES CORPORATION
42-317-40083	DIAMONDBACK E&P LLC	Oil	38895
42-317-40084	DIAMONDBACK E&P LLC	Oil	38895
42-317-40085	DIAMONDBACK E&P LLC	Oil	38895
42-317-40087	DIAMONDBACK E&P LLC	Oil	38895
42-317-40088	DIAMONDBACK E&P LLC	Oil	38895
42-317-40089	DIAMONDBACK E&P LLC	Oil	38895
42-317-40090	DIAMONDBACK E&P LLC	Oil	38895
42-317-40091	DIAMONDBACK E&P LLC	Oil	38895
42-317-40092	DIAMONDBACK E&P LLC	Oil	38895
42-317-40093	DIAMONDBACK E&P LLC	Oil	38895
42-317-40094	DIAMONDBACK E&P LLC	Oil	38895
42-317-40095	DIAMONDBACK E&P LLC	Oil	38895
42-317-40096	DIAMONDBACK E&P LLC	Oil	38895
42-317-40097	DIAMONDBACK E&P LLC	Oil	38895
42-317-40098	DIAMONDBACK E&P LLC	Oil	38895
42-317-40099	DIAMONDBACK E&P LLC	Oil	38895
42-317-40100	DIAMONDBACK E&P LLC	Oil	38895
42-317-40101	Sm Energy Company	Oil	45337
42-317-40102	COG OPERATING LLC	Oil	38014
42-317-40103	COG OPERATING LLC	Oil	38014
42-317-40104	ATHLON HOLDINGS LP
42-317-40105	OVINTIV USA INC.	Oil	39712
42-317-40106	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40107	ENERGEN RESOURCES CORPORATION
42-317-40108	RSP PERMIAN, LLC
42-317-40109	RSP PERMIAN, LLC
42-317-40110	OVINTIV USA INC.	Oil	41097
42-317-40111	QEP ENERGY COMPANY	Oil	37861
42-317-40112	Wichita Water Llc	Oil	44888
42-317-40113	ENDEAVOR ENERGY RESOURCES L.P.	Oil	40204
42-317-40114	Sm Energy Company	Oil	46906
42-317-40115	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39483
42-317-40116	QEP ENERGY COMPANY	Oil	37861
42-317-40117	QEP ENERGY COMPANY	Oil	37861
42-317-40118	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-40119	RELIANCE ENERGY, INC.
42-317-40120	COG OPERATING LLC	Oil	46877
42-317-40121	COG OPERATING LLC	Oil	46877
42-317-40122	RELIANCE ENERGY, INC.
42-317-40123	PIONEER NATURAL RES. USA, INC.	Oil	47146
42-317-40124	PIONEER NATURAL RES. USA, INC.	Oil	47147
42-317-40125	PIONEER NATURAL RES. USA, INC.
42-317-40126	CHEVRON U. S. A. INC.
42-317-40127	COG OPERATING LLC	Oil	46877
42-317-40128	DIAMONDBACK E&P LLC	Oil	47875
42-317-40129	DIAMONDBACK E&P LLC	Oil	47875
42-317-40130	DIAMONDBACK E&P LLC	Oil	47875
42-317-40131	ENERGEN RESOURCES CORPORATION
42-317-40132	ENERGEN RESOURCES CORPORATION
42-317-40133	DIAMONDBACK E&P LLC	Oil	38895
42-317-40134	QEP ENERGY COMPANY	Oil	46031
42-317-40135	OCCIDENTAL PERMIAN LTD.
42-317-40136	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-40137	PARSLEY ENERGY OPERATIONS, LLC
42-317-40138	PIONEER NATURAL RES. USA, INC.	Oil	47149
42-317-40139	PIONEER NATURAL RES. USA, INC.	Oil	47080
42-317-40140	PIONEER NATURAL RES. USA, INC.	Oil	47036
42-317-40141	OVINTIV USA INC.	Oil	47769
42-317-40142	ENCANA OIL & GAS(USA) INC.	Oil	47769
42-317-40143	OVINTIV USA INC.	Oil	47657
42-317-40144	OCCIDENTAL PERMIAN LTD.
42-317-40145	OCCIDENTAL PERMIAN LTD.
42-317-40146	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-40147	OCCIDENTAL PERMIAN LTD.
42-317-40148	DIAMONDBACK E&P LLC	Oil	38895
42-317-40149	DIAMONDBACK E&P LLC	Oil	38895
42-317-40150	QEP ENERGY COMPANY	Oil	37861
42-317-40151	QEP ENERGY COMPANY	Oil	37861
42-317-40152	QEP ENERGY COMPANY	Oil	37861
42-317-40153	GUIDON ENERGY MGMT SERVICES LLC	Oil	21446
42-317-40154	CROWNQUEST OPERATING, LLC	Oil	44950
42-317-40155	RELIANCE ENERGY, INC.	Oil	44016
42-317-40156	QEP ENERGY COMPANY
42-317-40157	OCCIDENTAL PERMIAN LTD.
42-317-40158	OCCIDENTAL PERMIAN LTD.
42-317-40159	OCCIDENTAL PERMIAN LTD.
42-317-40160	TALL CITY BRINE LLC	Oil	47517
42-317-40161	GUIDON ENERGY MGMT SERVICES LLC	Oil	46796
42-317-40162	XTO ENERGY INC.	Oil	47199
42-317-40163	DIAMONDBACK E&P LLC	Oil	47483
42-317-40164	RELIANCE ENERGY, INC.	Oil	46890
42-317-40165	RELIANCE ENERGY, INC.	Oil	43695
42-317-40166	DIAMONDBACK E&P LLC	Oil	47875
42-317-40167	DIAMONDBACK E&P LLC	Oil	47875
42-317-40168	DIAMONDBACK E&P LLC	Oil	47875
42-317-40169	DIAMONDBACK E&P LLC	Oil	47875
42-317-40170	DIAMONDBACK E&P LLC	Oil	47875
42-317-40171	DIAMONDBACK E&P LLC	Oil	47875
42-317-40172	DIAMONDBACK E&P LLC	Oil	38895
42-317-40173	DIAMONDBACK E&P LLC	Oil	38895
42-317-40174	CROWNQUEST OPERATING, LLC	Oil	47064
42-317-40175	DIAMONDBACK E&P LLC	Oil	38895
42-317-40176	XTO ENERGY INC.	Oil	47199
42-317-40177	XTO ENERGY INC.	Oil	47199
42-317-40178	DIAMONDBACK E&P LLC	Oil	38895
42-317-40179	DIAMONDBACK E&P LLC	Oil	38895
42-317-40180	DIAMONDBACK E&P LLC	Oil	38895
42-317-40181	CROWNQUEST OPERATING, LLC	Oil	45436
42-317-40182	XTO ENERGY INC.
42-317-40183	CROWNQUEST OPERATING, LLC	Oil	47064
42-317-40184	Sm Energy Company	Oil	47078
42-317-40185	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-40186	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-40187	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-40188	ENDEAVOR ENERGY RESOURCES L.P.	Oil	43052
42-317-40189	CROWNQUEST OPERATING, LLC	Oil	46032
42-317-40190	OVINTIV USA INC.	Oil	36524
42-317-40191	OVINTIV USA INC.	Oil	41097
42-317-40192	OVINTIV USA INC.	Oil	38475
42-317-40193	ENDEAVOR ENERGY RESOURCES L.P.	Oil	38376
42-317-40194	DIAMONDBACK E&P LLC	Oil	38895
42-317-40195	PIONEER NATURAL RES. USA, INC.	Oil	46345
42-317-40196	QEP ENERGY COMPANY	Oil	47768
42-317-40197	QEP ENERGY COMPANY	Oil	47768
42-317-40198	OVINTIV USA INC.	Oil	43639
42-317-40199	ENDEAVOR ENERGY RESOURCES L.P.	Oil	46686
42-317-40200	ENDEAVOR ENERGY RESOURCES L.P.	Oil	45699
42-317-40201	DIAMONDBACK E&P LLC	Oil	47027
42-317-40202	OVINTIV USA INC.	Oil	38475
42-317-40203	OVINTIV USA INC.	Oil	38475
42-317-40204	Hunt Oil Company	Oil	47645
42-317-40205	OVINTIV USA INC.	Oil	41097
42-317-40206	CHEVRON U. S. A. INC.
42-317-40207	RUGER PROPERTIES, LLC	Oil	47370
42-317-40208	Lario Oil & Gas Company	Oil	47253
42-317-40209	DIAMONDBACK E&P LLC	Oil	47176
42-317-40210	ENDEAVOR ENERGY RESOURCES L.P.	Oil	35964
42-317-40211	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-40212	ELEMENT PETRO OPERATING II, LLC
42-317-40213	DIAMONDBACK E&P LLC	Oil	38895
42-317-40214	QEP ENERGY COMPANY	Oil	37861
42-317-40215	CROWNQUEST OPERATING, LLC	Oil	46099
42-317-40216	PIONEER NATURAL RES. USA, INC.	Oil	47409
42-317-40217	PIONEER NATURAL RES. USA, INC.	Oil	47368
42-317-40218	QEP ENERGY COMPANY	Oil	37861
42-317-40219	QEP ENERGY COMPANY	Oil	37861
42-317-40221	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-40222	DEVON ENERGY PRODUCTION CO, L.P.
42-317-40223	DEVON ENERGY PRODUCTION CO, L.P.
42-317-40224	PIONEER NATURAL RES. USA, INC.	Oil	47342
42-317-40225	PIONEER NATURAL RES. USA, INC.	Oil	47345
42-317-40226	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-40227	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-40228	QEP ENERGY COMPANY	Oil	37861
42-317-40229	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-40230	CROWNQUEST OPERATING, LLC
42-317-40231	DIAMONDBACK E&P LLC
42-317-40232	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39483
42-317-40233	DIAMONDBACK E&P LLC
42-317-40234	DIAMONDBACK E&P LLC
42-317-40235	PIONEER NATURAL RES. USA, INC.	Oil	47346
42-317-40236	OCCIDENTAL PERMIAN LTD.
42-317-40237	OVINTIV USA INC.	Oil	41097
42-317-40238	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40239	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40240	ENERGEN RESOURCES CORPORATION
42-317-40241	DIAMONDBACK E&P LLC	Oil	38895
42-317-40242	ENERGEN RESOURCES CORPORATION
42-317-40243	RAINS ENERGY, LLC	Oil	47356
42-317-40244	OVINTIV USA INC.	Oil	38475
42-317-40245	OVINTIV USA INC.	Oil	38475
42-317-40246	DIAMONDBACK E&P LLC	Oil	39506
42-317-40247	DIAMONDBACK E&P LLC	Oil	39506
42-317-40248	CROWNQUEST OPERATING, LLC	Oil	48611
42-317-40249
42-317-40250	DIAMONDBACK E&P LLC	Oil	38895
42-317-40251	DEVON ENERGY PRODUCTION CO, L.P.
42-317-40252	OVINTIV USA INC.	Oil	36524
42-317-40253	DIAMONDBACK E&P LLC	Oil	38980
42-317-40254	DIAMONDBACK E&P LLC	Oil	38980
42-317-40255	DIAMONDBACK E&P LLC	Oil	38980
42-317-40256	OVINTIV USA INC.	Oil	38475
42-317-40257	OVINTIV USA INC.	Oil	41097
42-317-40258	DEVON ENERGY PRODUCTION CO, L.P.
42-317-40259	PETROPLEX ENERGY INC.	Oil	41050
42-317-40260	Sm Energy Company	Oil	47002
42-317-40261	ENDEAVOR ENERGY RESOURCES L.P.	Oil	32371
42-317-40262	PIONEER NATURAL RES. USA, INC.	Oil	47797
42-317-40263	PIONEER NATURAL RES. USA, INC.	Oil	47786
42-317-40264	PIONEER NATURAL RES. USA, INC.	Oil	47796
42-317-40265	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-40266	CROWNQUEST OPERATING, LLC	Oil	46216
42-317-40267	PIONEER NATURAL RES. USA, INC.	Oil	47401
42-317-40268	RELIANCE ENERGY, INC.	Oil	46890
42-317-40269	COG OPERATING LLC	Oil	54127
42-317-40270	COG OPERATING LLC	Oil	54128
42-317-40271	COG OPERATING LLC	Oil	54129
42-317-40272	COG OPERATING LLC	Oil	54130
42-317-40273	CROWNQUEST OPERATING, LLC	Oil	44950
42-317-40274	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40275	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40276	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40277	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40278	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40279	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40280	ENDEAVOR ENERGY RESOURCES L.P.	Oil	39787
42-317-40281	OVINTIV USA INC.	Oil	48483
42-317-40282	OVINTIV USA INC.	Oil	48367
42-317-40283	QEP ENERGY COMPANY	Oil	47382
42-317-40284	QEP ENERGY COMPANY	Oil	47382
42-317-40285	QEP ENERGY COMPANY	Oil	47382
42-317-40286	Basic Energy Services, L.P.
42-317-40287	OVINTIV USA INC.	Oil	37748
42-317-40288	PIONEER NATURAL RES. USA, INC.	Oil	47702
42-317-40289	PIONEER NATURAL RES. USA, INC.	Oil	47695
42-317-40290	PIONEER NATURAL RES. USA, INC.	Oil	47583
42-317-40291	CROWNQUEST OPERATING, LLC	Oil	48611
42-317-40292	DIAMONDBACK E&P LLC	Oil	38895
42-317-40293	CROWNQUEST OPERATING, LLC	Oil	47613
42-317-40294	OVINTIV USA INC.	Oil	41097
42-317-40295	ENERGEN RESOURCES CORPORATION
42-317-40296	OVINTIV USA INC.	Oil	48033
42-317-40297	OVINTIV USA INC.	Oil	48107
42-317-40298	QEP ENERGY COMPANY	Oil	46031
42-317-40299	ELEMENT PETRO OPERATING II, LLC
42-317-40300	OVINTIV USA INC.	Oil	48107
42-317-40301	DIAMONDBACK E&P LLC	Oil	49577
42-317-40302	QEP ENERGY COMPANY	Oil	46031
42-317-40303	OVINTIV USA INC.	Oil	38475
42-317-40304	OVINTIV USA INC.	Oil	38475
42-317-40305	OVINTIV USA INC.	Oil	38475
42-317-40306	OVINTIV USA INC.	Oil	38475
42-317-40307	OVINTIV USA INC.	Oil	38475
42-317-40308	OVINTIV USA INC.	Oil	38475
42-317-40310	TRIUMPH EXPLORATION, INC.	Oil	47351
42-317-40311	QEP ENERGY COMPANY	Oil	46031
42-317-40312	QEP ENERGY COMPANY	Oil	46031
42-317-40313	QEP ENERGY COMPANY	Oil	46031
42-317-40314	QEP ENERGY COMPANY	Oil	46031
42-317-40315	OVINTIV USA INC.	Oil	36524
42-317-40316	GUIDON ENERGY MGMT SERVICES LLC	Oil	43154
42-317-40317	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37487
42-317-40318	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40319	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40320	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40321	ENERGEN RESOURCES CORPORATION
42-317-40322	ENERGEN RESOURCES CORPORATION
42-317-40323	ENERGEN RESOURCES CORPORATION
42-317-40324	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40325	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40326	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40327	COG OPERATING LLC	Oil	44714
42-317-40328	OVINTIV USA INC.	Oil	39632
42-317-40329	DIAMONDBACK E&P LLC	Oil	38895
42-317-40330	DIAMONDBACK E&P LLC	Oil	38895
42-317-40331	ENERGEN RESOURCES CORPORATION
42-317-40332	OVINTIV USA INC.	Oil	48619
42-317-40333	OVINTIV USA INC.	Oil	48619
42-317-40334	OVINTIV USA INC.	Oil	48619
42-317-40335	CROWNQUEST OPERATING, LLC	Oil	39517
42-317-40336	XTO ENERGY INC.	Oil	47708
42-317-40337	XTO ENERGY INC.	Oil	48012
42-317-40338	XTO ENERGY INC.	Oil	48012
42-317-40339	XTO ENERGY INC.	Oil	47708
42-317-40340	XTO ENERGY INC.	Oil	47708
42-317-40341	XTO ENERGY INC.	Oil	47708
42-317-40342	XTO ENERGY INC.	Oil	47708
42-317-40343	XTO ENERGY INC.	Oil	47708
42-317-40344	XTO ENERGY INC.	Oil	47708
42-317-40345	LONE STAR NGL MONT BELVIEU LP
42-317-40346	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40347	ENCANA OIL & GAS(USA) INC.
42-317-40348	ENCANA OIL & GAS(USA) INC.
42-317-40349	COG OPERATING LLC	Oil	47921
42-317-40350	ENCANA OIL & GAS(USA) INC.
42-317-40351	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40352	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40353	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40354	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40355	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40356	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40357	DIAMONDBACK E&P LLC	Oil	48320
42-317-40358	Sm Energy Company	Oil	47701
42-317-40359	PIONEER NATURAL RES. USA, INC.	Oil	47969
42-317-40360	PIONEER NATURAL RES. USA, INC.	Oil	47932
42-317-40361	PIONEER NATURAL RES. USA, INC.	Oil	47828
42-317-40362	COG OPERATING LLC	Oil	47922
42-317-40363	PIONEER NATURAL RES. USA, INC.	Oil	48105
42-317-40364	PIONEER NATURAL RES. USA, INC.	Oil	48278
42-317-40365	PIONEER NATURAL RES. USA, INC.	Oil	48177
42-317-40366	PIONEER NATURAL RES. USA, INC.	Oil	48450
42-317-40367	QEP ENERGY COMPANY	Oil	46031
42-317-40368	XTO ENERGY INC.
42-317-40369	XTO ENERGY INC.
42-317-40370	PIONEER NATURAL RES. USA, INC.
42-317-40371	XTO ENERGY INC.
42-317-40372	XTO ENERGY INC.
42-317-40373	QEP ENERGY COMPANY	Oil	46031
42-317-40374	PRIME OPERATING COMPANY
42-317-40375	ENDEAVOR ENERGY RESOURCES L.P.	Oil	48141
42-317-40376	PIONEER NATURAL RES. USA, INC.	Oil	48347
42-317-40377	PIONEER NATURAL RES. USA, INC.
42-317-40378	QEP ENERGY COMPANY	Oil	47699
42-317-40379	PIONEER NATURAL RES. USA, INC.	Oil	48237
42-317-40380	PIONEER NATURAL RES. USA, INC.
42-317-40381	PIONEER NATURAL RES. USA, INC.
42-317-40382	PIONEER NATURAL RES. USA, INC.	Oil	50780
42-317-40383	PIONEER NATURAL RES. USA, INC.	Oil	50781
42-317-40384	PIONEER NATURAL RES. USA, INC.	Oil	50782
42-317-40385	PIONEER NATURAL RES. USA, INC.	Oil	48290
42-317-40386	PIONEER NATURAL RES. USA, INC.	Oil	48263
42-317-40387	PIONEER NATURAL RES. USA, INC.	Oil	48291
42-317-40388	PIONEER NATURAL RES. USA, INC.	Oil	48292
42-317-40389	CROWNQUEST OPERATING, LLC
42-317-40390	CROWNQUEST OPERATING, LLC
42-317-40391	DIAMONDBACK E&P LLC	Oil	48320
42-317-40392	QEP ENERGY COMPANY	Oil	47848
42-317-40393	QEP ENERGY COMPANY	Oil	47848
42-317-40394	XTO ENERGY INC.	Oil	48012
42-317-40395	OVINTIV USA INC.	Oil	40337
42-317-40396	OVINTIV USA INC.	Oil	40337
42-317-40397	OVINTIV USA INC.	Oil	40337
42-317-40398	OVINTIV USA INC.	Oil	40337
42-317-40399	OVINTIV USA INC.	Oil	40337
42-317-40400	OVINTIV USA INC.	Oil	40337
42-317-40401	OVINTIV USA INC.	Oil	48306
42-317-40402	OVINTIV USA INC.	Oil	48306
42-317-40403	OVINTIV USA INC.	Oil	48309
42-317-40404	DIAMONDBACK E&P LLC	Oil	48855
42-317-40405	DIAMONDBACK E&P LLC	Oil	48855
42-317-40406	PIONEER NATURAL RES. USA, INC.
42-317-40407	PIONEER NATURAL RES. USA, INC.	Oil	48952
42-317-40408	DIAMONDBACK E&P LLC	Oil	38980
42-317-40409	DIAMONDBACK E&P LLC	Oil	38980
42-317-40410	DIAMONDBACK E&P LLC	Oil	38980
42-317-40411	PARSLEY ENERGY OPERATIONS, LLC	Oil	24861
42-317-40412	DIAMONDBACK E&P LLC	Oil	40201
42-317-40413	XTO ENERGY INC.	Oil	48012
42-317-40414	Lario Oil & Gas Company	Oil	47758
42-317-40415	QEP ENERGY COMPANY	Oil	47848
42-317-40416	QEP ENERGY COMPANY	Oil	47848
42-317-40417	QEP ENERGY COMPANY	Oil	47848
42-317-40418	RSP PERMIAN, LLC
42-317-40419	ENDEAVOR ENERGY RESOURCES L.P.	Oil	37242
42-317-40420	QEP ENERGY COMPANY	Oil	47848
42-317-40421	QEP ENERGY COMPANY	Oil	47848
42-317-40422	PIONEER NATURAL RES. USA, INC.	Oil	48453
42-317-40423	PIONEER NATURAL RES. USA, INC.	Oil	48438
42-317-40424	PIONEER NATURAL RES. USA, INC.	Oil	48434
42-317-40425	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40426	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40427	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40428	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40429	PIONEER NATURAL RES. USA, INC.	Oil	48234
42-317-40430	PIONEER NATURAL RES. USA, INC.	Oil	48440
42-317-40431	QEP ENERGY COMPANY	Oil	47699
42-317-40432	PIONEER NATURAL RES. USA, INC.	Oil	49060
42-317-40433	PIONEER NATURAL RES. USA, INC.	Oil	49084
42-317-40434	PIONEER NATURAL RES. USA, INC.
42-317-40435	PIONEER NATURAL RES. USA, INC.	Oil	48449
42-317-40436	PIONEER NATURAL RES. USA, INC.	Oil	49073
42-317-40437	PIONEER NATURAL RES. USA, INC.	Oil	49035
42-317-40439	DIAMONDBACK E&P LLC	Oil	39506
42-317-40440	DIAMONDBACK E&P LLC	Oil	39506
42-317-40441	DIAMONDBACK E&P LLC	Oil	39506
42-317-40442	DIAMONDBACK E&P LLC	Oil	39506
42-317-40443	XTO ENERGY INC.	Oil	48012
42-317-40444	XTO ENERGY INC.	Oil	48012
42-317-40445	PIONEER NATURAL RES. USA, INC.
42-317-40446	PIONEER NATURAL RES. USA, INC.
42-317-40447	PIONEER NATURAL RES. USA, INC.
42-317-40448	PETROPLEX ENERGY INC.	Oil	48629
42-317-40449	XTO ENERGY INC.
42-317-40450	XTO ENERGY INC.
42-317-40451	XTO ENERGY INC.	Oil	48012
42-317-40452	XTO ENERGY INC.
42-317-40453	PIONEER NATURAL RES. USA, INC.	Oil	49163
42-317-40454	XTO ENERGY INC.	Oil	50159
42-317-40455	XTO ENERGY INC.
42-317-40456	XTO ENERGY INC.
42-317-40457	PETROPLEX ENERGY INC.
42-317-40458	DIAMONDBACK E&P LLC	Oil	49043
42-317-40459	DIAMONDBACK E&P LLC	Oil	49189
42-317-40460	DIAMONDBACK E&P LLC	Oil	49145
42-317-40461	DIAMONDBACK E&P LLC	Oil	49284
42-317-40462	DIAMONDBACK E&P LLC	Oil	49284
42-317-40463	DIAMONDBACK E&P LLC	Oil	49284
42-317-40464	DIAMONDBACK E&P LLC	Oil	49043
42-317-40465	DIAMONDBACK E&P LLC	Oil	49043
42-317-40466	DIAMONDBACK E&P LLC	Oil	49043
42-317-40467	DIAMONDBACK E&P LLC	Oil	49043
42-317-40468	DIAMONDBACK E&P LLC	Oil	49189
42-317-40469	DIAMONDBACK E&P LLC	Oil	49189
42-317-40470	DIAMONDBACK E&P LLC	Oil	49189
42-317-40471	DIAMONDBACK E&P LLC	Oil	49189
42-317-40472	DIAMONDBACK E&P LLC	Oil	49145
42-317-40473	DIAMONDBACK E&P LLC	Oil	49145
42-317-40474	DIAMONDBACK E&P LLC	Oil	49145
42-317-40475	DIAMONDBACK E&P LLC	Oil	49145
42-317-40476	XTO ENERGY INC.
42-317-40477	TARGA PL MID-CONT WESTTEX LLC
42-317-40478	DIAMONDBACK E&P LLC	Oil	48265
42-317-40479	DIAMONDBACK E&P LLC	Oil	48265
42-317-40480	DIAMONDBACK E&P LLC	Oil	48265
42-317-40481	Sm Energy Company	Oil	48207
42-317-40482	DIAMONDBACK E&P LLC	Oil	48265
42-317-40483	PIONEER NATURAL RES. USA, INC.	Oil	48555
42-317-40484	PIONEER NATURAL RES. USA, INC.	Oil	48876
42-317-40485	PIONEER NATURAL RES. USA, INC.	Oil	48811
42-317-40486	Sm Energy Company	Oil	50214
42-317-40487	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40488	DIAMONDBACK E&P LLC	Oil	48108
42-317-40489	COG OPERATING LLC	Oil	38431
42-317-40490	COG OPERATING LLC	Oil	38431
42-317-40491	PIONEER NATURAL RES. USA, INC.	Oil	49099
42-317-40492	DIAMONDBACK E&P LLC	Oil	48829
42-317-40493	DIAMONDBACK E&P LLC	Oil	48829
42-317-40494	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40495	PIONEER NATURAL RES. USA, INC.	Oil	49146
42-317-40496	PIONEER NATURAL RES. USA, INC.	Oil	49148
42-317-40497	PIONEER NATURAL RES. USA, INC.	Oil	49009
42-317-40498	PIONEER NATURAL RES. USA, INC.	Oil	44058
42-317-40499	PIONEER NATURAL RES. USA, INC.	Oil	48707
42-317-40500	PIONEER NATURAL RES. USA, INC.	Oil	48689
42-317-40501	PIONEER NATURAL RES. USA, INC.	Oil	48525
42-317-40502	CROWNQUEST OPERATING, LLC	Oil	48503
42-317-40503	PIONEER NATURAL RES. USA, INC.
42-317-40504	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40505	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40506	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40507	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-40508	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40509	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40510	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40511	PIONEER NATURAL RES. USA, INC.	Oil	48530
42-317-40512	PIONEER NATURAL RES. USA, INC.	Oil	48532
42-317-40513	PIONEER NATURAL RES. USA, INC.	Oil	48531
42-317-40514	QEP ENERGY COMPANY	Oil	48137
42-317-40515	QEP ENERGY COMPANY	Oil	37861
42-317-40516	Sm Energy Company	Oil	46906
42-317-40517	Lario Oil & Gas Company	Oil	48659
42-317-40518	DIAMONDBACK E&P LLC	Oil	39515
42-317-40519	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40520	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40521	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40522	QEP ENERGY COMPANY	Oil	47768
42-317-40523	QEP ENERGY COMPANY	Oil	47768
42-317-40524	QEP ENERGY COMPANY	Oil	47768
42-317-40525	QEP ENERGY COMPANY	Oil	47768
42-317-40526	QEP ENERGY COMPANY	Oil	47768
42-317-40527	DIAMONDBACK E&P LLC	Oil	48320
42-317-40528	DIAMONDBACK E&P LLC	Oil	48320
42-317-40529	QEP ENERGY COMPANY	Oil	48980
42-317-40530	QEP ENERGY COMPANY	Oil	48980
42-317-40531	QEP ENERGY COMPANY	Oil	48980
42-317-40532	QEP ENERGY COMPANY	Oil	48980
42-317-40533	PIONEER NATURAL RES. USA, INC.	Oil	47920
42-317-40534	PIONEER NATURAL RES. USA, INC.	Oil	47920
42-317-40535	PIONEER NATURAL RES. USA, INC.	Oil	47920
42-317-40536	DIAMONDBACK E&P LLC
42-317-40537	DIAMONDBACK E&P LLC
42-317-40538	ENDEAVOR ENERGY RESOURCES L.P.	Oil	48880
42-317-40539	ENDEAVOR ENERGY RESOURCES L.P.	Oil	48880
42-317-40540	ENDEAVOR ENERGY RESOURCES L.P.	Oil	48880
42-317-40541	Hunt Oil Company	Oil	46494
42-317-40542	QEP ENERGY COMPANY	Oil	48980
42-317-40543	QEP ENERGY COMPANY	Oil	48980
42-317-40544	QEP ENERGY COMPANY	Oil	48980
42-317-40545	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40546	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40547	QEP ENERGY COMPANY	Oil	48980
42-317-40548	PIONEER NATURAL RES. USA, INC.	Oil	48977
42-317-40549	PIONEER NATURAL RES. USA, INC.	Oil	48970
42-317-40550	PIONEER NATURAL RES. USA, INC.	Oil	49098
42-317-40551	QEP ENERGY COMPANY	Oil	54001
42-317-40552	Lario Oil & Gas Company	Oil	48702
42-317-40553	DE OPERATING LLC
42-317-40554	Hunt Oil Company	Oil	48669
42-317-40555	PIONEER NATURAL RES. USA, INC.	Oil	49116
42-317-40556	PIONEER NATURAL RES. USA, INC.	Oil	49115
42-317-40557	COG OPERATING LLC	Oil	48732
42-317-40558	COG OPERATING LLC	Oil	48732
42-317-40559	PIONEER NATURAL RES. USA, INC.	Oil	49966
42-317-40560	PIONEER NATURAL RES. USA, INC.	Oil	49274
42-317-40561	PIONEER NATURAL RES. USA, INC.	Oil	49235
42-317-40562	QEP ENERGY COMPANY	Oil	21900
42-317-40563	Hunt Oil Company	Oil	46494
42-317-40564	Hunt Oil Company	Oil	48669
42-317-40565	DIAMONDBACK E&P LLC
42-317-40566	DIAMONDBACK E&P LLC
42-317-40567	DIAMONDBACK E&P LLC
42-317-40568	DIAMONDBACK E&P LLC
42-317-40569	WASSER OPERATING, LLC	Oil	49550
42-317-40570	Hunt Oil Company	Oil	48669
42-317-40571	DIAMONDBACK E&P LLC	Oil	38895
42-317-40572	PIONEER NATURAL RES. USA, INC.
42-317-40573	PIONEER NATURAL RES. USA, INC.
42-317-40574	PIONEER NATURAL RES. USA, INC.
42-317-40575	PARSLEY ENERGY OPERATIONS, LLC	Oil	48693
42-317-40576	QEP ENERGY COMPANY	Oil	49632
42-317-40577	PARSLEY ENERGY OPERATIONS, LLC	Oil	48693
42-317-40578	PIONEER NATURAL RES. USA, INC.	Oil	21906
42-317-40579	QEP ENERGY COMPANY	Oil	49424
42-317-40580	QEP ENERGY COMPANY	Oil	49465
42-317-40581	QEP ENERGY COMPANY	Oil	49650
42-317-40582	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49154
42-317-40583	NAVIGATOR BSG TRANS & STGE, LLC
42-317-40584	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49154
42-317-40585	PARSLEY ENERGY OPERATIONS, LLC	Oil	48693
42-317-40586	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49154
42-317-40587	COG OPERATING LLC	Oil	38431
42-317-40588	COG OPERATING LLC	Oil	38431
42-317-40589	COG OPERATING LLC	Oil	38431
42-317-40590	COG OPERATING LLC	Oil	38431
42-317-40591	GUIDON ENERGY MGMT SERVICES LLC	Oil	42848
42-317-40592	DIAMONDBACK E&P LLC	Oil	25958
42-317-40593	CROWNQUEST OPERATING, LLC	Oil	48946
42-317-40594	QEP ENERGY COMPANY	Oil	48980
42-317-40595	QEP ENERGY COMPANY	Oil	48980
42-317-40596	QEP ENERGY COMPANY	Oil	48980
42-317-40597	QEP ENERGY COMPANY	Oil	48980
42-317-40598	QEP ENERGY COMPANY	Oil	48980
42-317-40599	QEP ENERGY COMPANY	Oil	48980
42-317-40600	QEP ENERGY COMPANY	Oil	48980
42-317-40601	QEP ENERGY COMPANY	Oil	48980
42-317-40602	Hunt Oil Company	Oil	49266
42-317-40603	ELEMENT PETROLEUM OP III, LLC	Oil	50409
42-317-40604	Hunt Oil Company	Oil	49266
42-317-40605	Hunt Oil Company	Oil	47645
42-317-40606	DIAMONDBACK E&P LLC	Oil	48661
42-317-40607	QEP ENERGY COMPANY	Oil	48980
42-317-40608	QEP ENERGY COMPANY	Oil	48980
42-317-40609	QEP ENERGY COMPANY	Oil	48980
42-317-40610	QEP ENERGY COMPANY	Oil	48980
42-317-40611	QEP ENERGY COMPANY	Oil	48980
42-317-40612	QEP ENERGY COMPANY	Oil	48980
42-317-40613	QEP ENERGY COMPANY	Oil	48980
42-317-40614	QEP ENERGY COMPANY	Oil	48980
42-317-40615	QEP ENERGY COMPANY	Oil	45283
42-317-40616	Lario Oil & Gas Company	Oil	49755
42-317-40617	Hunt Oil Company	Oil	49266
42-317-40618	Hunt Oil Company	Oil	47645
42-317-40619	PIONEER NATURAL RES. USA, INC.	Oil	49149
42-317-40620	PIONEER NATURAL RES. USA, INC.	Oil	49150
42-317-40621	PIONEER NATURAL RES. USA, INC.	Oil	49794
42-317-40622	PIONEER NATURAL RES. USA, INC.
42-317-40623	PIONEER NATURAL RES. USA, INC.
42-317-40624	PIONEER NATURAL RES. USA, INC.	Oil	49795
42-317-40625	PIONEER NATURAL RES. USA, INC.
42-317-40626	PIONEER NATURAL RES. USA, INC.
42-317-40627	GUIDON ENERGY MGMT SERVICES LLC	Oil	49229
42-317-40628	DIAMONDBACK E&P LLC	Oil	48265
42-317-40629	DIAMONDBACK E&P LLC	Oil	48265
42-317-40630	DIAMONDBACK E&P LLC	Oil	48265
42-317-40631	OVINTIV USA INC.	Oil	51242
42-317-40632	OVINTIV USA INC.	Oil	51242
42-317-40633	OVINTIV USA INC.	Oil	51242
42-317-40634	OVINTIV USA INC.	Oil	51242
42-317-40635	ENCANA OIL & GAS(USA) INC.
42-317-40636	OVINTIV USA INC.	Oil	51263
42-317-40637	DIAMONDBACK E&P LLC	Oil	48855
42-317-40638	DIAMONDBACK E&P LLC	Oil	48855
42-317-40639	DIAMONDBACK E&P LLC	Oil	48855
42-317-40640	DE OPERATING LLC
42-317-40641	DIAMONDBACK E&P LLC	Oil	48265
42-317-40642	DIAMONDBACK E&P LLC	Oil	48265
42-317-40643	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40644	DIAMONDBACK E&P LLC	Oil	48265
42-317-40645	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40646	DIAMONDBACK E&P LLC	Oil	50088
42-317-40647	DIAMONDBACK E&P LLC	Oil	50088
42-317-40648	DIAMONDBACK E&P LLC	Oil	50088
42-317-40649	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40650	DIAMONDBACK E&P LLC	Oil	48265
42-317-40651	DIAMONDBACK E&P LLC	Oil	48265
42-317-40652	CROWNQUEST OPERATING, LLC	Oil	48670
42-317-40653	DIAMONDBACK E&P LLC	Oil	48265
42-317-40654	DIAMONDBACK E&P LLC	Oil	48265
42-317-40655	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40656	DE OPERATING LLC
42-317-40657	DE OPERATING LLC
42-317-40658	DE OPERATING LLC
42-317-40659	Sm Energy Company	Oil	49243
42-317-40660	Sm Energy Company	Oil	49243
42-317-40661	Sm Energy Company	Oil	49243
42-317-40662	QEP ENERGY COMPANY	Oil	22082
42-317-40663	CROWNQUEST OPERATING, LLC	Oil	48884
42-317-40664	QEP ENERGY COMPANY	Oil	22086
42-317-40665	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40666	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40667	GUIDON ENERGY MGMT SERVICES LLC	Oil	37223
42-317-40668	QEP ENERGY COMPANY	Oil	49478
42-317-40669	QEP ENERGY COMPANY	Oil	49472
42-317-40670	BAM PERMIAN OPERATING, LLC	Oil	48769
42-317-40671	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40672	CROWNQUEST OPERATING, LLC	Oil	49967
42-317-40673	OVINTIV USA INC.	Oil	51263
42-317-40674	PIONEER NATURAL RES. USA, INC.	Oil	50957
42-317-40675	PIONEER NATURAL RES. USA, INC.	Oil	50956
42-317-40676	PIONEER NATURAL RES. USA, INC.	Oil	50986
42-317-40677	PIONEER NATURAL RES. USA, INC.	Oil	53797
42-317-40678	PIONEER NATURAL RES. USA, INC.	Oil	53816
42-317-40679	DE OPERATING LLC
42-317-40680	DIAMONDBACK E&P LLC	Oil	49874
42-317-40681	AJAX RESOURCES, LLC
42-317-40682	CROWNQUEST OPERATING, LLC	Oil	49959
42-317-40683	QEP ENERGY COMPANY	Oil	49479
42-317-40684	QEP ENERGY COMPANY	Oil	49475
42-317-40685	QEP ENERGY COMPANY	Oil	49621
42-317-40686	GUIDON ENERGY MGMT SERVICES LLC	Oil	50358
42-317-40687	GUIDON ENERGY MGMT SERVICES LLC	Oil	50359
42-317-40688	GUIDON ENERGY MGMT SERVICES LLC	Oil	50358
42-317-40689	GUIDON ENERGY MGMT SERVICES LLC
42-317-40690	Lario Oil & Gas Company	Oil	49261
42-317-40691	QEP ENERGY COMPANY	Oil	49595
42-317-40692	XTO ENERGY INC.
42-317-40693	XTO ENERGY INC.	Oil	49155
42-317-40694	QEP ENERGY COMPANY	Oil	50302
42-317-40695	QEP ENERGY COMPANY	Oil	49756
42-317-40696	QEP ENERGY COMPANY	Oil	49772
42-317-40697	QEP ENERGY COMPANY	Oil	49664
42-317-40698	QEP ENERGY COMPANY	Oil	49963
42-317-40699	XTO ENERGY INC.	Oil	49155
42-317-40700	QEP ENERGY COMPANY	Oil	50288
42-317-40701	QEP ENERGY COMPANY	Oil	50363
42-317-40702	HOUSTON PIPE LINE COMPANY LP
42-317-40703	PIONEER NATURAL RES. USA, INC.	Oil	49841
42-317-40704	PIONEER NATURAL RES. USA, INC.	Oil	49838
42-317-40705	PIONEER NATURAL RES. USA, INC.	Oil	49581
42-317-40706	PIONEER NATURAL RES. USA, INC.	Oil	49488
42-317-40707	PIONEER NATURAL RES. USA, INC.	Oil	49506
42-317-40708	XTO ENERGY INC.	Oil	49155
42-317-40709	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40710	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40711	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40712	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40713	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40714	QEP ENERGY COMPANY	Oil	50383
42-317-40715	QEP ENERGY COMPANY	Oil	50393
42-317-40716	QEP ENERGY COMPANY	Oil	50394
42-317-40717	PIONEER NATURAL RES. USA, INC.	Oil	49372
42-317-40718	PIONEER NATURAL RES. USA, INC.	Oil	49385
42-317-40719	PIONEER NATURAL RES. USA, INC.	Oil	51223
42-317-40720	PIONEER NATURAL RES. USA, INC.	Oil	51212
42-317-40721	PIONEER NATURAL RES. USA, INC.	Oil	51214
42-317-40722	Lario Oil & Gas Company	Oil	51567
42-317-40723	XTO ENERGY INC.	Oil	49155
42-317-40724	XTO ENERGY INC.	Oil	49155
42-317-40725	PIONEER NATURAL RES. USA, INC.
42-317-40726	PIONEER NATURAL RES. USA, INC.
42-317-40727	PIONEER NATURAL RES. USA, INC.
42-317-40728	CROWNQUEST OPERATING, LLC	Oil	49250
42-317-40729	PIONEER NATURAL RES. USA, INC.	Oil	27373
42-317-40730	PIONEER NATURAL RES. USA, INC.
42-317-40731	CROWNQUEST OPERATING, LLC	Oil	49958
42-317-40732	XTO ENERGY INC.	Oil	49653
42-317-40733	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-40734	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-40735	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-40736	QEP ENERGY COMPANY	Oil	50222
42-317-40737	QEP ENERGY COMPANY	Oil	50222
42-317-40738	XTO ENERGY INC.	Oil	49653
42-317-40739	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40740	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40741	Hunt Oil Company	Oil	47648
42-317-40742	Hunt Oil Company	Oil	50327
42-317-40743	Hunt Oil Company	Oil	50327
42-317-40744	Hunt Oil Company	Oil	50327
42-317-40745	ELEMENT PETROLEUM OP III, LLC	Oil	49831
42-317-40746	CROWNQUEST OPERATING, LLC	Oil	49967
42-317-40747	CROWNQUEST OPERATING, LLC	Oil	49959
42-317-40748	CROWNQUEST OPERATING, LLC	Oil	49986
42-317-40749	XTO ENERGY INC.	Oil	49155
42-317-40750	XTO ENERGY INC.	Oil	49155
42-317-40751	XTO ENERGY INC.	Oil	49155
42-317-40752	PIONEER NATURAL RES. USA, INC.
42-317-40753	XTO ENERGY INC.	Oil	49155
42-317-40754	PIONEER NATURAL RES. USA, INC.
42-317-40755	XTO ENERGY INC.	Oil	49155
42-317-40756	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40757	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40758	CROWNQUEST OPERATING, LLC	Oil	48558
42-317-40759	QEP ENERGY COMPANY	Oil	50222
42-317-40760	QEP ENERGY COMPANY	Oil	50222
42-317-40761	QEP ENERGY COMPANY	Oil	50222
42-317-40762	CROWNQUEST OPERATING, LLC	Oil	49368
42-317-40763	QEP ENERGY COMPANY	Oil	50222
42-317-40764	QEP ENERGY COMPANY	Oil	50222
42-317-40765	BLACK SWAN OPERATING, LLC	Oil	49869
42-317-40766	QEP ENERGY COMPANY	Oil	50222
42-317-40767	QEP ENERGY COMPANY	Oil	50222
42-317-40768	QEP ENERGY COMPANY	Oil	50222
42-317-40769	QEP ENERGY COMPANY	Oil	50222
42-317-40770	QEP ENERGY COMPANY	Oil	50222
42-317-40771	QEP ENERGY COMPANY	Oil	50222
42-317-40772	QEP ENERGY COMPANY	Oil	50222
42-317-40773	QEP ENERGY COMPANY	Oil	50222
42-317-40774	QEP ENERGY COMPANY	Oil	50222
42-317-40775	QEP ENERGY COMPANY	Oil	40990
42-317-40776	QEP ENERGY COMPANY	Oil	38986
42-317-40777	QEP ENERGY COMPANY	Oil	49513
42-317-40778	Lario Oil & Gas Company	Oil	51648
42-317-40779	DIAMONDBACK E&P LLC
42-317-40780	DIAMONDBACK E&P LLC
42-317-40781	DIAMONDBACK E&P LLC
42-317-40782	DIAMONDBACK E&P LLC
42-317-40783	CROWNQUEST OPERATING, LLC	Oil	49368
42-317-40784	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49245
42-317-40785	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49245
42-317-40786	DIAMONDBACK E&P LLC	Oil	49874
42-317-40787	COG OPERATING LLC	Oil	50806
42-317-40788	COG OPERATING LLC	Oil	50806
42-317-40789	COG OPERATING LLC	Oil	50806
42-317-40790	COG OPERATING LLC	Oil	50806
42-317-40791	CROWNQUEST OPERATING, LLC	Oil	46407
42-317-40792	Lario Oil & Gas Company	Oil	50278
42-317-40793	CROWNQUEST OPERATING, LLC	Oil	50223
42-317-40794	CROWNQUEST OPERATING, LLC	Oil	50223
42-317-40795	CROWNQUEST OPERATING, LLC	Oil	49986
42-317-40796	CROWNQUEST OPERATING, LLC	Oil	48670
42-317-40797	CROWNQUEST OPERATING, LLC	Oil	49574
42-317-40798	PIONEER NATURAL RES. USA, INC.	Oil	38502
42-317-40799	CROWNQUEST OPERATING, LLC	Oil	50330
42-317-40800	Sm Energy Company
42-317-40801	DIAMONDBACK E&P LLC	Oil	38895
42-317-40802	ROFF OPERATING COMPANY, LLC	Oil	16644
42-317-40803	DIAMONDBACK E&P LLC	Oil	50198
42-317-40804	DIAMONDBACK E&P LLC	Oil	49257
42-317-40805	PARSLEY ENERGY OPERATIONS, LLC	Oil	49216
42-317-40806	PARSLEY ENERGY OPERATIONS, LLC	Oil	49216
42-317-40807	PARSLEY ENERGY OPERATIONS, LLC	Oil	49216
42-317-40808	RUGER PROPERTIES, LLC	Oil	49624
42-317-40809	SOLARIS WATER MIDSTREAM, LLC	Oil	48913
42-317-40810	GUIDON ENERGY MGMT SERVICES LLC	Oil	50494
42-317-40811	GUIDON ENERGY MGMT SERVICES LLC	Oil	50495
42-317-40812	PIONEER NATURAL RES. USA, INC.	Oil	48707
42-317-40813	DIAMONDBACK E&P LLC	Oil	38980
42-317-40814	DIAMONDBACK E&P LLC	Oil	38980
42-317-40815	DIAMONDBACK E&P LLC	Oil	38980
42-317-40816	GUIDON ENERGY MGMT SERVICES LLC	Oil	50494
42-317-40817	GUIDON ENERGY MGMT SERVICES LLC	Oil	50495
42-317-40818	PIONEER NATURAL RES. USA, INC.	Oil	48689
42-317-40819	PIONEER NATURAL RES. USA, INC.	Oil	48525
42-317-40820	DIAMONDBACK E&P LLC	Oil	50392
42-317-40821	DIAMONDBACK E&P LLC	Oil	50395
42-317-40822	OVINTIV USA INC.	Oil	40337
42-317-40823	OVINTIV USA INC.	Oil	40337
42-317-40824	OVINTIV USA INC.	Oil	40337
42-317-40825	OVINTIV USA INC.	Oil	40337
42-317-40826	BLACK SWAN OPERATING, LLC	Oil	49869
42-317-40827	DIAMONDBACK E&P LLC	Oil	49644
42-317-40828	EXL PETROLEUM OPERATING INC.
42-317-40829	EXL PETROLEUM OPERATING INC.
42-317-40830	PIONEER NATURAL RES. USA, INC.
42-317-40831	PIONEER NATURAL RES. USA, INC.
42-317-40832	PIONEER NATURAL RES. USA, INC.
42-317-40833	Sm Energy Company	Oil	47078
42-317-40834	Sm Energy Company	Oil	47078
42-317-40835	Sm Energy Company	Oil	49751
42-317-40836	Sm Energy Company	Oil	49751
42-317-40837	Sm Energy Company	Oil	49751
42-317-40838	OVINTIV USA INC.	Oil	36524
42-317-40839	OVINTIV USA INC.	Oil	36524
42-317-40840	OVINTIV USA INC.	Oil	36524
42-317-40841	OVINTIV USA INC.	Oil	36524
42-317-40842	Sm Energy Company	Oil	50089
42-317-40843	DIAMONDBACK E&P LLC	Oil	48855
42-317-40844	DIAMONDBACK E&P LLC	Oil	48855
42-317-40845	CROWNQUEST OPERATING, LLC	Oil	50330
42-317-40846	OVINTIV USA INC.	Oil	36524
42-317-40847	OVINTIV USA INC.	Oil	36524
42-317-40848	CROWNQUEST OPERATING, LLC	Oil	51179
42-317-40849	QEP ENERGY COMPANY	Oil	50678
42-317-40850	QEP ENERGY COMPANY	Oil	50678
42-317-40851	QEP ENERGY COMPANY	Oil	50678
42-317-40852	QEP ENERGY COMPANY	Oil	50772
42-317-40853	QEP ENERGY COMPANY	Oil	50567
42-317-40854	QEP ENERGY COMPANY	Oil	50567
42-317-40855	QEP ENERGY COMPANY	Oil	50567
42-317-40856	QEP ENERGY COMPANY	Oil	50772
42-317-40857	QEP ENERGY COMPANY	Oil	50772
42-317-40858	QEP ENERGY COMPANY	Oil	50532
42-317-40859	QEP ENERGY COMPANY	Oil	50532
42-317-40860	QEP ENERGY COMPANY	Oil	50532
42-317-40861	CROWNQUEST OPERATING, LLC
42-317-40862	QEP ENERGY COMPANY	Oil	50532
42-317-40863	QEP ENERGY COMPANY	Oil	50532
42-317-40864	QEP ENERGY COMPANY	Oil	50532
42-317-40865	QEP ENERGY COMPANY	Oil	50516
42-317-40866	QEP ENERGY COMPANY	Oil	50516
42-317-40867	DIAMONDBACK E&P LLC	Oil	38895
42-317-40868	Sm Energy Company	Oil	50218
42-317-40869	Sm Energy Company	Oil	50218
42-317-40870	Sm Energy Company	Oil	50218
42-317-40871	Sm Energy Company	Oil	50218
42-317-40872	Sm Energy Company	Oil	50218
42-317-40873	RUGER PROPERTIES, LLC	Oil	50087
42-317-40874	QEP ENERGY COMPANY	Oil	50516
42-317-40875	QEP ENERGY COMPANY	Oil	50516
42-317-40876	QEP ENERGY COMPANY	Oil	50740
42-317-40877	QEP ENERGY COMPANY	Oil	50740
42-317-40878	QEP ENERGY COMPANY	Oil	50740
42-317-40879	PIONEER NATURAL RES. USA, INC.
42-317-40880	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	49390
42-317-40881	DIAMONDBACK E&P LLC	Oil	49874
42-317-40882	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-40883	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40884	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-40885	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40886	COG OPERATING LLC	Oil	54132
42-317-40887	COG OPERATING LLC	Oil	54013
42-317-40888	XTO ENERGY INC.	Oil	49155
42-317-40889	Hunt Oil Company	Oil	49636
42-317-40890	ENDEAVOR ENERGY RESOURCES L.P.
42-317-40891	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50031
42-317-40892	OVINTIV USA INC.	Oil	49860
42-317-40893	OVINTIV USA INC.	Oil	49860
42-317-40894	Sm Energy Company	Oil	50280
42-317-40895	Sm Energy Company	Oil	50280
42-317-40896	Sm Energy Company	Oil	50280
42-317-40897	Sm Energy Company	Oil	50280
42-317-40898	Sm Energy Company	Oil	50280
42-317-40899	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-40900	CROWNQUEST OPERATING, LLC	Oil	49593
42-317-40901	Hunt Oil Company	Oil	49628
42-317-40902	Hunt Oil Company	Oil	49676
42-317-40903	Hunt Oil Company	Oil	49627
42-317-40904	COG OPERATING LLC
42-317-40905	COG OPERATING LLC
42-317-40906	COG OPERATING LLC
42-317-40907	CROWNQUEST OPERATING, LLC	Oil	50029
42-317-40908	COG OPERATING LLC
42-317-40909	GUIDON ENERGY MGMT SERVICES LLC	Oil	50496
42-317-40910	GUIDON ENERGY MGMT SERVICES LLC	Oil	50496
42-317-40911	GUIDON ENERGY MGMT SERVICES LLC	Oil	50496
42-317-40912	GUIDON ENERGY MGMT SERVICES LLC	Oil	50496
42-317-40913	PETROLEGACY ENERGY II, LLC	Oil	49989
42-317-40914	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49515
42-317-40915	XTO ENERGY INC.	Oil	49821
42-317-40916	PETROLEGACY ENERGY II, LLC
42-317-40917	PETROLEGACY ENERGY II, LLC
42-317-40918	CROWNQUEST OPERATING, LLC	Oil	50529
42-317-40919	CROWNQUEST OPERATING, LLC	Oil	50529
42-317-40920	PIONEER NATURAL RES. USA, INC.
42-317-40921	Lario Oil & Gas Company	Oil	51463
42-317-40922	Lario Oil & Gas Company	Oil	51794
42-317-40923	Lario Oil & Gas Company	Oil	53223
42-317-40924	Lario Oil & Gas Company	Oil	53778
42-317-40925	CHEVRON U. S. A. INC.
42-317-40926	DIAMONDBACK E&P LLC	Oil	48265
42-317-40927	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49926
42-317-40928	CROWNQUEST OPERATING, LLC	Oil	50544
42-317-40929	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49927
42-317-40930	DIAMONDBACK E&P LLC	Oil	50856
42-317-40931	QEP ENERGY COMPANY	Oil	50774
42-317-40932	QEP ENERGY COMPANY	Oil	50774
42-317-40933	QEP ENERGY COMPANY	Oil	50774
42-317-40934	QEP ENERGY COMPANY	Oil	50774
42-317-40935	Hunt Oil Company	Oil	50838
42-317-40936	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-40937	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-40938	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-40939	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50117
42-317-40940	Hunt Oil Company	Oil	50838
42-317-40941	Hunt Oil Company	Oil	50838
42-317-40942	JM COX RESOURCES, L.P.
42-317-40943	QEP ENERGY COMPANY	Oil	50774
42-317-40944	QEP ENERGY COMPANY	Oil	50774
42-317-40945	QEP ENERGY COMPANY	Oil	50774
42-317-40946	DIAMONDBACK E&P LLC	Oil	51781
42-317-40947	DIAMONDBACK E&P LLC	Oil	51585
42-317-40948	DIAMONDBACK E&P LLC	Oil	51584
42-317-40949	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50238
42-317-40950	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50238
42-317-40951	QEP ENERGY COMPANY	Oil	50774
42-317-40952	QEP ENERGY COMPANY	Oil	50774
42-317-40953	MWS PRODUCING, INC.
42-317-40954	CROWNQUEST OPERATING, LLC	Oil	51439
42-317-40955	QEP ENERGY COMPANY	Oil	50774
42-317-40956	QEP ENERGY COMPANY	Oil	50774
42-317-40957	QEP ENERGY COMPANY	Oil	50491
42-317-40958	QEP ENERGY COMPANY	Oil	50491
42-317-40959	QEP ENERGY COMPANY	Oil	50491
42-317-40960	QEP ENERGY COMPANY	Oil	50491
42-317-40961	QEP ENERGY COMPANY	Oil	50511
42-317-40962	QEP ENERGY COMPANY	Oil	50511
42-317-40963	QEP ENERGY COMPANY
42-317-40964	QEP ENERGY COMPANY	Oil	50511
42-317-40965	QEP ENERGY COMPANY
42-317-40966	QEP ENERGY COMPANY
42-317-40967	QEP ENERGY COMPANY
42-317-40968	QEP ENERGY COMPANY	Oil	50512
42-317-40969	QEP ENERGY COMPANY
42-317-40970	QEP ENERGY COMPANY	Oil	50512
42-317-40971	QEP ENERGY COMPANY
42-317-40972	QEP ENERGY COMPANY
42-317-40973	QEP ENERGY COMPANY
42-317-40974	PIONEER NATURAL RES. USA, INC.	Oil	50376
42-317-40975	PIONEER NATURAL RES. USA, INC.	Oil	50192
42-317-40976	PIONEER NATURAL RES. USA, INC.	Oil	50201
42-317-40977	DIAMONDBACK E&P LLC	Oil	38980
42-317-40978	QEP ENERGY COMPANY
42-317-40979	QEP ENERGY COMPANY	Oil	50512
42-317-40980	QEP ENERGY COMPANY	Oil	50512
42-317-40981	QEP ENERGY COMPANY	Oil	50543
42-317-40982	QEP ENERGY COMPANY	Oil	50543
42-317-40983	QEP ENERGY COMPANY	Oil	50543
42-317-40984	QEP ENERGY COMPANY
42-317-40985	OVINTIV USA INC.	Oil	50660
42-317-40986	OVINTIV USA INC.	Oil	50833
42-317-40987	OVINTIV USA INC.	Oil	50660
42-317-40988	OVINTIV USA INC.	Oil	50660
42-317-40989	DIAMONDBACK E&P LLC	Oil	51644
42-317-40990	DIAMONDBACK E&P LLC	Oil	51886
42-317-40991	DIAMONDBACK E&P LLC	Oil	51583
42-317-40992	PIONEER NATURAL RES. USA, INC.
42-317-40993	PIONEER NATURAL RES. USA, INC.
42-317-40994	DIAMONDBACK E&P LLC	Oil	50374
42-317-40995	PIONEER NATURAL RES. USA, INC.	Oil	50556
42-317-40996	PIONEER NATURAL RES. USA, INC.	Oil	50562
42-317-40997	PIONEER NATURAL RES. USA, INC.	Oil	50563
42-317-40998	PIONEER NATURAL RES. USA, INC.
42-317-40999	GUIDON ENERGY MGMT SERVICES LLC	Oil	50217
42-317-41000	DIAMONDBACK E&P LLC	Oil	51016
42-317-41001	DIAMONDBACK E&P LLC	Oil	51016
42-317-41002	DIAMONDBACK E&P LLC	Oil	51016
42-317-41003	XTO ENERGY INC.	Oil	50121
42-317-41004	XTO ENERGY INC.	Oil	50121
42-317-41005	XTO ENERGY INC.	Oil	50121
42-317-41006	PARSLEY ENERGY OPERATIONS, LLC	Oil	50998
42-317-41007	PARSLEY ENERGY OPERATIONS, LLC	Oil	50998
42-317-41009	RUGER PROPERTIES, LLC	Oil	53024
42-317-41010	Lario Oil & Gas Company	Oil	51464
42-317-41011	PARSLEY ENERGY OPERATIONS, LLC	Oil	50998
42-317-41012	DIAMONDBACK E&P LLC	Oil	48829
42-317-41013	Lario Oil & Gas Company	Oil	53729
42-317-41014	Lario Oil & Gas Company	Oil	53383
42-317-41015	CROWNQUEST OPERATING, LLC	Oil	50002
42-317-41016	ELEMENT PETROLEUM OP III, LLC	Oil	50717
42-317-41017	ENVIRONMENTAL DSPL SYSTEMS, LLC	Oil	50354
42-317-41018	CROWNQUEST OPERATING, LLC	Oil	48884
42-317-41019	TALL CITY BRINE LLC	Oil	49286
42-317-41020	PARSLEY ENERGY OPERATIONS, LLC
42-317-41021	GUIDON ENERGY MGMT SERVICES LLC	Oil	50359
42-317-41022	PARSLEY ENERGY OPERATIONS, LLC
42-317-41023	PARSLEY ENERGY OPERATIONS, LLC
42-317-41024	WASSER OPERATING, LLC	Oil	51504
42-317-41025	WASSER OPERATING, LLC	Oil	51762
42-317-41026	OVINTIV USA INC.	Oil	51333
42-317-41027	OVINTIV USA INC.	Oil	51333
42-317-41028	OVINTIV USA INC.	Oil	49932
42-317-41029	OVINTIV USA INC.	Oil	49932
42-317-41030	OVINTIV USA INC.	Oil	49932
42-317-41031	OVINTIV USA INC.	Oil	51334
42-317-41032	MID-STATES OPERATING COMPANY	Oil	49566
42-317-41033	DIAMONDBACK E&P LLC	Oil	48855
42-317-41034	DIAMONDBACK E&P LLC	Oil	48855
42-317-41035	OVINTIV USA INC.	Oil	50807
42-317-41036	OVINTIV USA INC.	Oil	50807
42-317-41037	OVINTIV USA INC.	Oil	51404
42-317-41038	OVINTIV USA INC.	Oil	50851
42-317-41039	OVINTIV USA INC.	Oil	50851
42-317-41040	OVINTIV USA INC.	Oil	50882
42-317-41041	MES LENORAH, LLC
42-317-41042	CROWNQUEST OPERATING, LLC	Oil	49574
42-317-41043	DE3 OPERATING LLC	Oil	49903
42-317-41044	XTO ENERGY INC.	Oil	50004
42-317-41045	DIAMONDBACK E&P LLC	Oil	51643
42-317-41046	DIAMONDBACK E&P LLC	Oil	51643
42-317-41047	DIAMONDBACK E&P LLC	Oil	51643
42-317-41048	Hunt Oil Company	Oil	50347
42-317-41049	Hunt Oil Company	Oil	50347
42-317-41050	XTO ENERGY INC.	Oil	50004
42-317-41051	Hunt Oil Company	Oil	50347
42-317-41052	XTO ENERGY INC.	Oil	50004
42-317-41053	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-41054	Lario Oil & Gas Company	Oil	52797
42-317-41055	PERRY PRODUCING COMPANY, INC.
42-317-41056	Lario Oil & Gas Company	Oil	53299
42-317-41057	Lario Oil & Gas Company	Oil	53767
42-317-41058	ELEMENT PETROLEUM OP III, LLC	Oil	50315
42-317-41059	DIAMONDBACK E&P LLC	Oil	38895
42-317-41060	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51516
42-317-41061	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51516
42-317-41062	DIAMONDBACK E&P LLC	Oil	38895
42-317-41063	DIAMONDBACK E&P LLC	Oil	38895
42-317-41064	DIAMONDBACK E&P LLC	Oil	38895
42-317-41065	DIAMONDBACK E&P LLC	Oil	38895
42-317-41066	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51596
42-317-41067	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51596
42-317-41068	PIONEER NATURAL RES. USA, INC.	Oil	51033
42-317-41069	PIONEER NATURAL RES. USA, INC.	Oil	51031
42-317-41070	PIONEER NATURAL RES. USA, INC.	Oil	51032
42-317-41071	Lario Oil & Gas Company
42-317-41072	XTO ENERGY INC.	Oil	50345
42-317-41073	XTO ENERGY INC.	Oil	50345
42-317-41074	XTO ENERGY INC.	Oil	50345
42-317-41075	XTO ENERGY INC.	Oil	50345
42-317-41076	GUIDON ENERGY MGMT SERVICES LLC	Oil	50894
42-317-41077	GUIDON ENERGY MGMT SERVICES LLC	Oil	50895
42-317-41078	XTO ENERGY INC.	Oil	50345
42-317-41079	GUIDON ENERGY MGMT SERVICES LLC	Oil	50894
42-317-41080	GUIDON ENERGY MGMT SERVICES LLC	Oil	50895
42-317-41081	QEP ENERGY COMPANY	Oil	51057
42-317-41082	QEP ENERGY COMPANY	Oil	51057
42-317-41083	QEP ENERGY COMPANY
42-317-41084	QEP ENERGY COMPANY	Oil	51057
42-317-41085	QEP ENERGY COMPANY
42-317-41086	QEP ENERGY COMPANY
42-317-41087	QEP ENERGY COMPANY
42-317-41088	QEP ENERGY COMPANY
42-317-41089	XTO ENERGY INC.	Oil	50345
42-317-41090	XTO ENERGY INC.	Oil	50345
42-317-41091	XTO ENERGY INC.	Oil	50345
42-317-41092	XTO ENERGY INC.	Oil	50345
42-317-41093	XTO ENERGY INC.	Oil	50345
42-317-41094	COG OPERATING LLC
42-317-41095	COG OPERATING LLC
42-317-41096	COG OPERATING LLC
42-317-41097	COG OPERATING LLC
42-317-41098	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50534
42-317-41099	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50534
42-317-41100	RUGER PROPERTIES, LLC
42-317-41101	HANNATHON PETROLEUM, LLC
42-317-41102	Legacy Reserves Operating LP	Oil	51971
42-317-41103	Legacy Reserves Operating LP	Oil	53592
42-317-41104	QEP ENERGY COMPANY	Oil	51059
42-317-41105	QEP ENERGY COMPANY	Oil	51059
42-317-41106	DIAMONDBACK E&P LLC	Oil	48829
42-317-41107	QEP ENERGY COMPANY	Oil	51437
42-317-41108	QEP ENERGY COMPANY	Oil	51437
42-317-41109	DIAMONDBACK E&P LLC	Oil	48829
42-317-41110	DIAMONDBACK E&P LLC	Oil	48829
42-317-41111	DIAMONDBACK E&P LLC	Oil	48855
42-317-41112	DIAMONDBACK E&P LLC	Oil	48855
42-317-41113	Sm Energy Company	Oil	49751
42-317-41114	Sm Energy Company	Oil	49751
42-317-41115	OVINTIV USA INC.	Oil	51290
42-317-41116	Sm Energy Company	Oil	49751
42-317-41117	OVINTIV USA INC.	Oil	51290
42-317-41118	Sm Energy Company	Oil	49751
42-317-41119	Sm Energy Company	Oil	49751
42-317-41120	Sm Energy Company	Oil	51011
42-317-41121	OVINTIV USA INC.	Oil	51405
42-317-41122	OVINTIV USA INC.	Oil	51405
42-317-41123	OVINTIV USA INC.	Oil	51405
42-317-41124	OVINTIV USA INC.	Oil	51405
42-317-41125	OVINTIV USA INC.	Oil	51669
42-317-41126	OVINTIV USA INC.	Oil	51669
42-317-41127	Lario Oil & Gas Company	Oil	52814
42-317-41128	PIONEER NATURAL RES. USA, INC.	Oil	51675
42-317-41129	CROWNQUEST OPERATING, LLC	Oil	48670
42-317-41130	PARSLEY ENERGY OPERATIONS, LLC	Oil	52327
42-317-41131	PARSLEY ENERGY OPERATIONS, LLC	Oil	52327
42-317-41132	PARSLEY ENERGY OPERATIONS, LLC	Oil	52327
42-317-41133	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-41134	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-41135	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-41136	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-41137	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-41138	PIONEER NATURAL RES. USA, INC.	Oil	50323
42-317-41139	QEP ENERGY COMPANY	Oil	51437
42-317-41140	QEP ENERGY COMPANY	Oil	51422
42-317-41141	QEP ENERGY COMPANY	Oil	51422
42-317-41142	QEP ENERGY COMPANY	Oil	51422
42-317-41143	PETROLEGACY ENERGY II, LLC	Oil	50303
42-317-41144	QEP ENERGY COMPANY	Oil	50721
42-317-41145	QEP ENERGY COMPANY	Oil	50721
42-317-41146	QEP ENERGY COMPANY	Oil	50722
42-317-41147	QEP ENERGY COMPANY	Oil	50722
42-317-41148	PARSLEY ENERGY OPERATIONS, LLC	Oil	51071
42-317-41149	QEP ENERGY COMPANY	Oil	50723
42-317-41150	QEP ENERGY COMPANY	Oil	50723
42-317-41151	QEP ENERGY COMPANY	Oil	50723
42-317-41152	QEP ENERGY COMPANY	Oil	50724
42-317-41153	QEP ENERGY COMPANY	Oil	50724
42-317-41154	QEP ENERGY COMPANY	Oil	50724
42-317-41155	DIAMONDBACK E&P LLC	Oil	48265
42-317-41156	CROWNQUEST OPERATING, LLC	Oil	49593
42-317-41157	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51308
42-317-41158	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51308
42-317-41159	Lario Oil & Gas Company	Oil	52156
42-317-41160	Lario Oil & Gas Company	Oil	51900
42-317-41161	Lario Oil & Gas Company	Oil	52809
42-317-41163	CROWNQUEST OPERATING, LLC	Oil	51074
42-317-41164	CROWNQUEST OPERATING, LLC	Oil	51074
42-317-41165	PIONEER NATURAL RES. USA, INC.	Oil	50854
42-317-41166	COG OPERATING LLC
42-317-41167	BLACK SWAN OPERATING, LLC	Oil	49869
42-317-41168	BLACK SWAN OPERATING, LLC	Oil	49869
42-317-41169	COG OPERATING LLC
42-317-41170	COG OPERATING LLC
42-317-41171	COG OPERATING LLC
42-317-41172	COG OPERATING LLC
42-317-41173	DIAMONDBACK E&P LLC	Oil	38895
42-317-41174	CROWNQUEST OPERATING, LLC	Oil	51522
42-317-41175	Lario Oil & Gas Company	Oil	51795
42-317-41176	DIAMONDBACK E&P LLC	Oil	38895
42-317-41177	DIAMONDBACK E&P LLC	Oil	38895
42-317-41178	Sm Energy Company	Oil	48207
42-317-41179	DIAMONDBACK E&P LLC	Oil	38895
42-317-41180	PIONEER NATURAL RES. USA, INC.	Oil	52179
42-317-41181	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50050
42-317-41182	PARSLEY ENERGY OPERATIONS, LLC
42-317-41183	PARSLEY ENERGY OPERATIONS, LLC	Oil	51322
42-317-41184	DIAMONDBACK E&P LLC	Oil	38895
42-317-41185	DIAMONDBACK E&P LLC	Oil	38895
42-317-41186	CROWNQUEST OPERATING, LLC	Oil	51522
42-317-41187	Lario Oil & Gas Company	Oil	54401
42-317-41188	COG OPERATING LLC
42-317-41189	CROWNQUEST OPERATING, LLC	Oil	46566
42-317-41190	COG OPERATING LLC
42-317-41191	COG OPERATING LLC
42-317-41192	COG OPERATING LLC
42-317-41193	Legacy Reserves Operating LP	Oil	52041
42-317-41194	Legacy Reserves Operating LP	Oil	52444
42-317-41195	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49282
42-317-41196	ON POINT OILFIELD OPERATIONS LLC	Oil	50209
42-317-41197	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41198	COG OPERATING LLC
42-317-41199	COG OPERATING LLC
42-317-41200	COG OPERATING LLC
42-317-41201	COG OPERATING LLC
42-317-41202	CROWNQUEST OPERATING, LLC	Oil	50936
42-317-41203	DIAMONDBACK E&P LLC	Oil	50811
42-317-41204	QEP ENERGY COMPANY	Oil	51533
42-317-41205	QEP ENERGY COMPANY	Oil	51533
42-317-41206	QEP ENERGY COMPANY	Oil	51533
42-317-41207	QEP ENERGY COMPANY	Oil	51531
42-317-41208	QEP ENERGY COMPANY	Oil	51531
42-317-41209	QEP ENERGY COMPANY	Oil	51541
42-317-41210	QEP ENERGY COMPANY	Oil	51541
42-317-41211	QEP ENERGY COMPANY	Oil	51541
42-317-41212	QEP ENERGY COMPANY	Oil	51534
42-317-41213	QEP ENERGY COMPANY	Oil	51534
42-317-41214	QEP ENERGY COMPANY	Oil	51534
42-317-41215	PIONEER NATURAL RES. USA, INC.	Oil	50854
42-317-41216	DIAMONDBACK E&P LLC	Oil	51668
42-317-41217	DIAMONDBACK E&P LLC	Oil	51772
42-317-41218	DIAMONDBACK E&P LLC	Oil	51830
42-317-41219	DIAMONDBACK E&P LLC	Oil	51861
42-317-41220	EXL PETROLEUM OPERATING INC.
42-317-41221	EXL PETROLEUM OPERATING INC.
42-317-41223	EXL PETROLEUM OPERATING INC.
42-317-41224	EXL PETROLEUM OPERATING INC.
42-317-41225	EXL PETROLEUM OPERATING INC.
42-317-41226	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51547
42-317-41227	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41228	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51547
42-317-41229	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51547
42-317-41230	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51547
42-317-41231	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51547
42-317-41232	Lario Oil & Gas Company	Oil	51346
42-317-41233	QEP ENERGY COMPANY	Oil	50980
42-317-41234	QEP ENERGY COMPANY	Oil	50980
42-317-41235	QEP ENERGY COMPANY	Oil	50980
42-317-41236	QEP ENERGY COMPANY	Oil	50980
42-317-41237	QEP ENERGY COMPANY	Oil	50969
42-317-41238	QEP ENERGY COMPANY	Oil	50969
42-317-41239	QEP ENERGY COMPANY	Oil	50969
42-317-41240	QEP ENERGY COMPANY	Oil	23801
42-317-41241	PARSLEY ENERGY OPERATIONS, LLC	Oil	52022
42-317-41242	PARSLEY ENERGY OPERATIONS, LLC	Oil	51526
42-317-41243	PARSLEY ENERGY OPERATIONS, LLC	Oil	51526
42-317-41244	QEP ENERGY COMPANY
42-317-41245	CROWNQUEST OPERATING, LLC	Oil	52775
42-317-41246	Lario Oil & Gas Company	Oil	53887
42-317-41247	DIAMONDBACK E&P LLC	Oil	50761
42-317-41248	QEP ENERGY COMPANY	Oil	51000
42-317-41249	QEP ENERGY COMPANY
42-317-41250	QEP ENERGY COMPANY	Oil	51001
42-317-41251	QEP ENERGY COMPANY	Oil	51000
42-317-41252	QEP ENERGY COMPANY	Oil	51001
42-317-41253	QEP ENERGY COMPANY	Oil	51001
42-317-41254	GUIDON ENERGY MGMT SERVICES LLC	Oil	52469
42-317-41255	GUIDON ENERGY MGMT SERVICES LLC	Oil	52469
42-317-41256	GUIDON ENERGY MGMT SERVICES LLC	Oil	52529
42-317-41257	GUIDON ENERGY MGMT SERVICES LLC	Oil	52529
42-317-41258	Lario Oil & Gas Company
42-317-41259	PARSLEY ENERGY OPERATIONS, LLC	Oil	51589
42-317-41260	PARSLEY ENERGY OPERATIONS, LLC	Oil	51589
42-317-41261	PARSLEY ENERGY OPERATIONS, LLC	Oil	51590
42-317-41262	XTO ENERGY INC.
42-317-41263	XTO ENERGY INC.
42-317-41264	XTO ENERGY INC.
42-317-41265	PIONEER NATURAL RES. USA, INC.	Oil	51198
42-317-41266	PIONEER NATURAL RES. USA, INC.	Oil	51198
42-317-41267	PIONEER NATURAL RES. USA, INC.	Oil	51198
42-317-41268	PIONEER NATURAL RES. USA, INC.	Oil	51198
42-317-41269	PIONEER NATURAL RES. USA, INC.	Oil	51198
42-317-41270	PIONEER NATURAL RES. USA, INC.	Oil	51198
42-317-41271	DIAMONDBACK E&P LLC	Oil	50760
42-317-41272	DIAMONDBACK E&P LLC	Oil	50759
42-317-41273	GUIDON ENERGY MGMT SERVICES LLC	Oil	51691
42-317-41274	GUIDON ENERGY MGMT SERVICES LLC	Oil	51691
42-317-41275	GUIDON ENERGY MGMT SERVICES LLC	Oil	51691
42-317-41276	DE3 OPERATING LLC	Oil	50947
42-317-41277	DE3 OPERATING LLC	Oil	50884
42-317-41278	DE3 OPERATING LLC	Oil	50884
42-317-41279	PIONEER NATURAL RES. USA, INC.	Oil	51689
42-317-41280	PIONEER NATURAL RES. USA, INC.	Oil	51752
42-317-41281	PIONEER NATURAL RES. USA, INC.	Oil	51753
42-317-41282	PIONEER NATURAL RES. USA, INC.	Oil	51690
42-317-41283	PIONEER NATURAL RES. USA, INC.	Oil	51692
42-317-41284	PIONEER NATURAL RES. USA, INC.	Oil	51101
42-317-41285	PIONEER NATURAL RES. USA, INC.	Oil	51102
42-317-41286	OVINTIV USA INC.	Oil	51289
42-317-41287	OVINTIV USA INC.	Oil	51289
42-317-41288	OVINTIV USA INC.	Oil	51289
42-317-41289	OVINTIV USA INC.	Oil	51289
42-317-41290	OVINTIV USA INC.	Oil	51406
42-317-41291	OVINTIV USA INC.	Oil	51406
42-317-41292	PIONEER NATURAL RES. USA, INC.	Oil	51474
42-317-41293	PIONEER NATURAL RES. USA, INC.	Oil	51532
42-317-41294	PIONEER NATURAL RES. USA, INC.	Oil	51557
42-317-41295	PIONEER NATURAL RES. USA, INC.	Oil	51536
42-317-41296	PIONEER NATURAL RES. USA, INC.	Oil	51604
42-317-41297	DIAMONDBACK E&P LLC	Oil	48108
42-317-41298	Lario Oil & Gas Company	Oil	53325
42-317-41299	CROWNQUEST OPERATING, LLC	Oil	50002
42-317-41300	CROWNQUEST OPERATING, LLC	Oil	48670
42-317-41301	OVINTIV USA INC.	Oil	51406
42-317-41302	OVINTIV USA INC.	Oil	51292
42-317-41303	OVINTIV USA INC.	Oil	51292
42-317-41304	OVINTIV USA INC.	Oil	51292
42-317-41305	OVINTIV USA INC.	Oil	51291
42-317-41306	OVINTIV USA INC.	Oil	51291
42-317-41307	PARSLEY ENERGY OPERATIONS, LLC	Oil	51863
42-317-41308	CROWNQUEST OPERATING, LLC	Oil	51390
42-317-41309	PIONEER NATURAL RES. USA, INC.	Oil	51680
42-317-41310	PIONEER NATURAL RES. USA, INC.	Oil	51784
42-317-41311	PIONEER NATURAL RES. USA, INC.	Oil	51685
42-317-41312	PIONEER NATURAL RES. USA, INC.
42-317-41313	PIONEER NATURAL RES. USA, INC.
42-317-41314	GUIDON ENERGY MGMT SERVICES LLC	Oil	51691
42-317-41315	GUIDON ENERGY MGMT SERVICES LLC	Oil	51838
42-317-41316	GUIDON ENERGY MGMT SERVICES LLC	Oil	51838
42-317-41317	Lario Oil & Gas Company
42-317-41318	XTO ENERGY INC.	Oil	52042
42-317-41319	Lario Oil & Gas Company	Oil	52849
42-317-41320	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41321	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51308
42-317-41322	DIAMONDBACK E&P LLC	Oil	47027
42-317-41323	CROWNQUEST OPERATING, LLC	Oil	51456
42-317-41324	CROWNQUEST OPERATING, LLC	Oil	51456
42-317-41325	Sm Energy Company	Oil	50792
42-317-41326	DE3 OPERATING LLC	Oil	49903
42-317-41327	BLACK SWAN OPERATING, LLC	Oil	50653
42-317-41328	DIAMONDBACK E&P LLC	Oil	50374
42-317-41329	GUIDON ENERGY MGMT SERVICES LLC	Oil	52504
42-317-41330	GUIDON ENERGY MGMT SERVICES LLC	Oil	52504
42-317-41331	GUIDON ENERGY MGMT SERVICES LLC	Oil	52695
42-317-41332	QEP ENERGY COMPANY	Oil	51782
42-317-41333	QEP ENERGY COMPANY	Oil	51782
42-317-41334	QEP ENERGY COMPANY	Oil	51636
42-317-41335	QEP ENERGY COMPANY	Oil	51636
42-317-41336	QEP ENERGY COMPANY	Oil	51636
42-317-41337	QEP ENERGY COMPANY	Oil	51636
42-317-41338	QEP ENERGY COMPANY	Oil	51787
42-317-41339	QEP ENERGY COMPANY
42-317-41340	QEP ENERGY COMPANY	Oil	51777
42-317-41341	QEP ENERGY COMPANY	Oil	51637
42-317-41342	QEP ENERGY COMPANY	Oil	51637
42-317-41343	QEP ENERGY COMPANY	Oil	51637
42-317-41344	XTO ENERGY INC.	Oil	52042
42-317-41345	XTO ENERGY INC.	Oil	52061
42-317-41346	XTO ENERGY INC.	Oil	52040
42-317-41347	XTO ENERGY INC.	Oil	52048
42-317-41348	PIONEER NATURAL RES. USA, INC.
42-317-41349	QEP ENERGY COMPANY	Oil	51859
42-317-41350	QEP ENERGY COMPANY	Oil	51859
42-317-41351	QEP ENERGY COMPANY	Oil	51859
42-317-41352	QEP ENERGY COMPANY	Oil	51860
42-317-41353	QEP ENERGY COMPANY	Oil	51860
42-317-41354	QEP ENERGY COMPANY	Oil	51860
42-317-41355	QEP ENERGY COMPANY	Oil	51860
42-317-41356	QEP ENERGY COMPANY	Oil	51860
42-317-41357	QEP ENERGY COMPANY	Oil	52024
42-317-41358	XTO ENERGY INC.	Oil	52162
42-317-41359	QEP ENERGY COMPANY	Oil	52160
42-317-41360	QEP ENERGY COMPANY	Oil	52160
42-317-41361	QEP ENERGY COMPANY	Oil	52160
42-317-41362	QEP ENERGY COMPANY	Oil	52160
42-317-41363	QEP ENERGY COMPANY	Oil	52089
42-317-41364	QEP ENERGY COMPANY	Oil	52089
42-317-41365	QEP ENERGY COMPANY	Oil	52566
42-317-41366	Hunt Oil Company	Oil	51673
42-317-41367	Hunt Oil Company	Oil	51673
42-317-41368	Hunt Oil Company	Oil	51673
42-317-41369	PIONEER NATURAL RES. USA, INC.	Oil	53213
42-317-41370	PIONEER NATURAL RES. USA, INC.	Oil	53603
42-317-41371	DIAMONDBACK E&P LLC	Oil	48265
42-317-41372	PIONEER NATURAL RES. USA, INC.
42-317-41373	DIAMONDBACK E&P LLC	Oil	48265
42-317-41374	PIONEER NATURAL RES. USA, INC.	Oil	53604
42-317-41375	PIONEER NATURAL RES. USA, INC.	Oil	53605
42-317-41376	DIAMONDBACK E&P LLC	Oil	48265
42-317-41377	DIAMONDBACK E&P LLC	Oil	48265
42-317-41378	DIAMONDBACK E&P LLC	Oil	48265
42-317-41379	DIAMONDBACK E&P LLC	Oil	48265
42-317-41380	DIAMONDBACK E&P LLC	Oil	48265
42-317-41381	DIAMONDBACK E&P LLC	Oil	47875
42-317-41382	DIAMONDBACK E&P LLC	Oil	47875
42-317-41383	DIAMONDBACK E&P LLC	Oil	47875
42-317-41384	XTO ENERGY INC.	Oil	52061
42-317-41385	CROWNQUEST OPERATING, LLC	Oil	51529
42-317-41386	CROWNQUEST OPERATING, LLC	Oil	51624
42-317-41387	ENVIRONMENTAL DISPOSAL SYSTEMS	Oil	53853
42-317-41388	CROWNQUEST OPERATING, LLC	Oil	51439
42-317-41389	COG OPERATING LLC	Oil	38431
42-317-41390	PIONEER NATURAL RES. USA, INC.
42-317-41391	PIONEER NATURAL RES. USA, INC.
42-317-41392	PIONEER NATURAL RES. USA, INC.
42-317-41393	AQUA TERRA PERMIAN, LLC
42-317-41394	XTO ENERGY INC.	Oil	52040
42-317-41395	XTO ENERGY INC.	Oil	52048
42-317-41396	XTO ENERGY INC.	Oil	52028
42-317-41397	XTO ENERGY INC.	Oil	52028
42-317-41398	Lario Oil & Gas Company	Oil	54010
42-317-41399	Lario Oil & Gas Company	Oil	54003
42-317-41400	Lario Oil & Gas Company	Oil	54501
42-317-41401	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51475
42-317-41402	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51475
42-317-41403	Hunt Oil Company	Oil	51673
42-317-41404	CROWNQUEST OPERATING, LLC	Oil	51074
42-317-41405	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51475
42-317-41406	DIAMONDBACK E&P LLC	Oil	51657
42-317-41407	DIAMONDBACK E&P LLC	Oil	51657
42-317-41408	DIAMONDBACK E&P LLC	Oil	51657
42-317-41409	DIAMONDBACK E&P LLC	Oil	52670
42-317-41410	DIAMONDBACK E&P LLC	Oil	52670
42-317-41411	DIAMONDBACK E&P LLC	Oil	52670
42-317-41412	Lario Oil & Gas Company	Oil	52844
42-317-41413	DIAMONDBACK E&P LLC
42-317-41414	DIAMONDBACK E&P LLC
42-317-41416	DIAMONDBACK E&P LLC
42-317-41418	CROWNQUEST OPERATING, LLC	Oil	51667
42-317-41419	CROWNQUEST OPERATING, LLC	Oil	51820
42-317-41420	CROWNQUEST OPERATING, LLC	Oil	51820
42-317-41421	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41422	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51748
42-317-41423	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41424	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41425	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51748
42-317-41426	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51748
42-317-41427	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51748
42-317-41428	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41429	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41430	QEP ENERGY COMPANY	Oil	51000
42-317-41431	Lario Oil & Gas Company	Oil	53303
42-317-41432	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41433	Lario Oil & Gas Company	Oil	53926
42-317-41434	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51414
42-317-41435	Lario Oil & Gas Company
42-317-41436	Lario Oil & Gas Company
42-317-41437	ELEMENT PETROLEUM OP III, LLC	Oil	53187
42-317-41438	Lario Oil & Gas Company	Oil	53809
42-317-41439	ELEMENT PETROLEUM OP III, LLC
42-317-41440	CROWNQUEST OPERATING, LLC	Oil	52081
42-317-41441	CROWNQUEST OPERATING, LLC	Oil	52081
42-317-41442	TEXAS OIL & WATER, LLC
42-317-41443	CROWNQUEST OPERATING, LLC	Oil	51666
42-317-41444	CROWNQUEST OPERATING, LLC	Oil	52071
42-317-41445	QEP ENERGY COMPANY	Oil	50774
42-317-41446	DIAMONDBACK E&P LLC	Oil	38980
42-317-41447	DIAMONDBACK E&P LLC	Oil	38980
42-317-41448	QEP ENERGY COMPANY	Oil	50774
42-317-41449	DE3 OPERATING LLC	Oil	52383
42-317-41450	DE3 OPERATING LLC
42-317-41451	DE3 OPERATING LLC	Oil	52411
42-317-41452	CROWNQUEST OPERATING, LLC	Oil	52081
42-317-41453	CROWNQUEST OPERATING, LLC	Oil	52081
42-317-41454	QEP ENERGY COMPANY	Oil	39191
42-317-41455	Lario Oil & Gas Company	Oil	53804
42-317-41456	Lario Oil & Gas Company
42-317-41457	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41458	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51414
42-317-41459	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41460	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51415
42-317-41461	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51415
42-317-41462	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41463	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41464	PIONEER NATURAL RES. USA, INC.	Oil	52220
42-317-41465	PIONEER NATURAL RES. USA, INC.	Oil	52164
42-317-41466	PIONEER NATURAL RES. USA, INC.	Oil	52226
42-317-41467	PIONEER NATURAL RES. USA, INC.	Oil	52000
42-317-41468	PIONEER NATURAL RES. USA, INC.	Oil	52170
42-317-41469	PIONEER NATURAL RES. USA, INC.	Oil	52012
42-317-41470	PIONEER NATURAL RES. USA, INC.	Oil	52225
42-317-41471	PERRY PRODUCING COMPANY, INC.
42-317-41472	PERRY PRODUCING COMPANY, INC.
42-317-41473	DIAMONDBACK E&P LLC
42-317-41474	DIAMONDBACK E&P LLC	Oil	51740
42-317-41475	DIAMONDBACK E&P LLC
42-317-41476	DIAMONDBACK E&P LLC
42-317-41477	DIAMONDBACK E&P LLC
42-317-41478	Hunt Oil Company	Oil	51673
42-317-41479	DE3 OPERATING LLC
42-317-41480	Hunt Oil Company	Oil	51673
42-317-41481	Hunt Oil Company	Oil	51673
42-317-41482	ELEMENT PETROLEUM OP III, LLC	Oil	50315
42-317-41483	AJAX RESOURCES, LLC
42-317-41484	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51308
42-317-41485	Lario Oil & Gas Company	Oil	52643
42-317-41486	Hunt Oil Company	Oil	51673
42-317-41487	Hunt Oil Company	Oil	51673
42-317-41488	ELEMENT PETROLEUM OP III, LLC	Oil	51538
42-317-41489	Hunt Oil Company	Oil	51673
42-317-41490	Hunt Oil Company	Oil	51673
42-317-41491	XTO ENERGY INC.	Oil	50159
42-317-41492	DIAMONDBACK E&P LLC	Oil	38980
42-317-41493	DIAMONDBACK E&P LLC	Oil	38980
42-317-41494	CROWNQUEST OPERATING, LLC	Oil	52077
42-317-41495	DIAMONDBACK E&P LLC	Oil	38980
42-317-41496	DIAMONDBACK E&P LLC	Oil	38980
42-317-41497	CROWNQUEST OPERATING, LLC	Oil	52077
42-317-41498	CROWNQUEST OPERATING, LLC	Oil	52077
42-317-41499	CROWNQUEST OPERATING, LLC	Oil	52071
42-317-41500	CROWNQUEST OPERATING, LLC	Oil	52071
42-317-41501	CROWNQUEST OPERATING, LLC	Oil	52775
42-317-41502	CROWNQUEST OPERATING, LLC	Oil	50936
42-317-41503	ELEMENT PETROLEUM OP III, LLC	Oil	49831
42-317-41504	CROWNQUEST OPERATING, LLC	Oil	52660
42-317-41505	XTO ENERGY INC.	Oil	50159
42-317-41506	Lario Oil & Gas Company	Oil	51191
42-317-41507	DIAMONDBACK E&P LLC	Oil	50395
42-317-41508	DIAMONDBACK E&P LLC	Oil	50395
42-317-41509	ENERGEN RESOURCES CORPORATION
42-317-41510	DIAMONDBACK E&P LLC	Oil	50395
42-317-41511	DIAMONDBACK E&P LLC	Oil	52082
42-317-41512	DIAMONDBACK E&P LLC	Oil	52082
42-317-41513	DIAMONDBACK E&P LLC	Oil	52082
42-317-41514	DIAMONDBACK E&P LLC	Oil	52082
42-317-41515	XTO ENERGY INC.	Oil	50159
42-317-41516	XTO ENERGY INC.	Oil	50159
42-317-41517	QEP ENERGY COMPANY	Oil	50774
42-317-41518	XTO ENERGY INC.	Oil	50159
42-317-41519	XTO ENERGY INC.	Oil	50159
42-317-41520	XTO ENERGY INC.	Oil	50159
42-317-41521	PETROLEGACY ENERGY II, LLC
42-317-41522	PETROLEGACY ENERGY II, LLC
42-317-41523	XTO ENERGY INC.	Oil	50159
42-317-41524	XTO ENERGY INC.	Oil	50159
42-317-41525	COG OPERATING LLC	Oil	37798
42-317-41526	DE3 OPERATING LLC
42-317-41527	COG OPERATING LLC	Oil	37798
42-317-41528	COG OPERATING LLC	Oil	37798
42-317-41529	DIAMONDBACK E&P LLC	Oil	52079
42-317-41530	COG OPERATING LLC	Oil	37798
42-317-41531	COG OPERATING LLC	Oil	37798
42-317-41532	COG OPERATING LLC	Oil	37798
42-317-41533	COG OPERATING LLC	Oil	37798
42-317-41534	COG OPERATING LLC	Oil	37798
42-317-41535	DIAMONDBACK E&P LLC	Oil	52591
42-317-41536	DIAMONDBACK E&P LLC	Oil	52083
42-317-41537	DIAMONDBACK E&P LLC	Oil	52079
42-317-41538	DIAMONDBACK E&P LLC	Oil	52079
42-317-41539	DIAMONDBACK E&P LLC	Oil	52591
42-317-41540	DIAMONDBACK E&P LLC	Oil	52591
42-317-41541	DIAMONDBACK E&P LLC	Oil	52083
42-317-41542	DIAMONDBACK E&P LLC	Oil	52083
42-317-41543	PETROLEGACY ENERGY II, LLC	Oil	51756
42-317-41544	PETROLEGACY ENERGY II, LLC	Oil	51756
42-317-41545	PETROLEGACY ENERGY II, LLC	Oil	51756
42-317-41546	COG OPERATING LLC	Oil	37798
42-317-41547	COG OPERATING LLC
42-317-41548	COG OPERATING LLC	Oil	37798
42-317-41549	COG OPERATING LLC	Oil	37798
42-317-41550	COG OPERATING LLC	Oil	37798
42-317-41551	COG OPERATING LLC
42-317-41552	COG OPERATING LLC
42-317-41553	COG OPERATING LLC
42-317-41554	COG OPERATING LLC
42-317-41555	COG OPERATING LLC
42-317-41556	COG OPERATING LLC
42-317-41557	COG OPERATING LLC
42-317-41558	Hunt Oil Company	Oil	51673
42-317-41559	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51946
42-317-41560	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51946
42-317-41561	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51946
42-317-41562	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51946
42-317-41563	Hunt Oil Company	Oil	51673
42-317-41564	Hunt Oil Company	Oil	51673
42-317-41565	Hunt Oil Company	Oil	51673
42-317-41566	Hunt Oil Company	Oil	51425
42-317-41567	Lario Oil & Gas Company	Oil	54326
42-317-41568	Lario Oil & Gas Company
42-317-41569	Hunt Oil Company	Oil	51673
42-317-41570	Hunt Oil Company	Oil	51673
42-317-41571	Hunt Oil Company	Oil	51673
42-317-41572	Hunt Oil Company	Oil	51673
42-317-41573	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50050
42-317-41574	PARSLEY ENERGY OPERATIONS, LLC	Oil	51852
42-317-41575	PARSLEY ENERGY OPERATIONS, LLC	Oil	51852
42-317-41576	XTO ENERGY INC.	Oil	50159
42-317-41577	Sm Energy Company	Oil	51840
42-317-41578	Sm Energy Company	Oil	47078
42-317-41579	Sm Energy Company	Oil	51840
42-317-41580	Sm Energy Company	Oil	47078
42-317-41581	Sm Energy Company	Oil	47078
42-317-41582	Sm Energy Company
42-317-41583	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-41584	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-41585	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-41586	OVINTIV USA INC.	Oil	51412
42-317-41587	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-41588	OVINTIV USA INC.	Oil	51412
42-317-41589	OVINTIV USA INC.	Oil	51416
42-317-41590	OVINTIV USA INC.	Oil	51416
42-317-41591	OVINTIV USA INC.	Oil	51535
42-317-41592	OVINTIV USA INC.	Oil	51535
42-317-41593	QEP ENERGY COMPANY	Oil	52282
42-317-41594	QEP ENERGY COMPANY	Oil	52379
42-317-41595	QEP ENERGY COMPANY	Oil	52408
42-317-41596	QEP ENERGY COMPANY	Oil	52382
42-317-41597	BIRCH OPERATIONS, INC.	Oil	53611
42-317-41598	QEP ENERGY COMPANY	Oil	52385
42-317-41599	CROWNQUEST OPERATING, LLC	Oil	52931
42-317-41600	QEP ENERGY COMPANY	Oil	52374
42-317-41601	QEP ENERGY COMPANY	Oil	52375
42-317-41602	QEP ENERGY COMPANY	Oil	52376
42-317-41603	QEP ENERGY COMPANY	Oil	52539
42-317-41604	QEP ENERGY COMPANY	Oil	52540
42-317-41605	QEP ENERGY COMPANY	Oil	52542
42-317-41606	QEP ENERGY COMPANY	Oil	52543
42-317-41607	QEP ENERGY COMPANY	Oil	52548
42-317-41608	QEP ENERGY COMPANY	Oil	52544
42-317-41609	QEP ENERGY COMPANY	Oil	52564
42-317-41610	QEP ENERGY COMPANY	Oil	52702
42-317-41611	BIRCH OPERATIONS, INC.	Oil	53611
42-317-41612	BIRCH OPERATIONS, INC.	Oil	53611
42-317-41613	OVINTIV USA INC.	Oil	51345
42-317-41614	BIRCH OPERATIONS, INC.	Oil	53612
42-317-41615	Legacy Reserves Operating LP	Oil	53126
42-317-41616	Legacy Reserves Operating LP	Oil	53126
42-317-41617	Legacy Reserves Operating LP	Oil	53126
42-317-41618	Legacy Reserves Operating LP
42-317-41619	Legacy Reserves Operating LP	Oil	53076
42-317-41620	BIRCH OPERATIONS, INC.	Oil	53613
42-317-41621	PIONEER NATURAL RES. USA, INC.	Oil	47920
42-317-41622	PIONEER NATURAL RES. USA, INC.	Oil	52386
42-317-41623	PIONEER NATURAL RES. USA, INC.	Oil	52520
42-317-41624	PIONEER NATURAL RES. USA, INC.	Oil	52416
42-317-41625	PIONEER NATURAL RES. USA, INC.	Oil	52341
42-317-41626	PIONEER NATURAL RES. USA, INC.	Oil	52269
42-317-41627	PIONEER NATURAL RES. USA, INC.	Oil	52249
42-317-41628	BIRCH OPERATIONS, INC.	Oil	53613
42-317-41629	ENDEAVOR ENERGY RESOURCES L.P.	Oil	51748
42-317-41631	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41632	Hunt Oil Company	Oil	51930
42-317-41633	Hunt Oil Company	Oil	51930
42-317-41634	Hunt Oil Company	Oil	51982
42-317-41635	Hunt Oil Company	Oil	51982
42-317-41636	Hunt Oil Company	Oil	51947
42-317-41637	Hunt Oil Company	Oil	51947
42-317-41638	MID-STATES OPERATING COMPANY	Oil	51118
42-317-41639	CROWNQUEST OPERATING, LLC	Oil	40510
42-317-41640	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41641	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41642	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41643	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41644	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41645	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41646	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41647	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41648	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52399
42-317-41649	Hunt Oil Company	Oil	51931
42-317-41650	Hunt Oil Company	Oil	51931
42-317-41651	PARSLEY ENERGY OPERATIONS, LLC	Oil	52612
42-317-41652	PARSLEY ENERGY OPERATIONS, LLC	Oil	51864
42-317-41653	PARSLEY ENERGY OPERATIONS, LLC
42-317-41654	BIRCH OPERATIONS, INC.	Oil	53613
42-317-41655	BIRCH OPERATIONS, INC.	Oil	53612
42-317-41656	PIONEER NATURAL RES. USA, INC.
42-317-41657	PIONEER NATURAL RES. USA, INC.
42-317-41658	PIONEER NATURAL RES. USA, INC.
42-317-41659	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41660	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41661	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41662	ON POINT OILFIELD OPERATIONS LLC	Oil	51824
42-317-41663	CHEVRON U. S. A. INC.	Oil	52418
42-317-41664	COG OPERATING LLC	Oil	37798
42-317-41665	CHEVRON U. S. A. INC.	Oil	52419
42-317-41666	CHEVRON U. S. A. INC.	Oil	52874
42-317-41667	PEARLSNAP MIDSTREAM, LLC	Oil	51506
42-317-41668	CHEVRON U. S. A. INC.	Oil	52390
42-317-41669	QEP ENERGY COMPANY	Oil	52401
42-317-41670	QEP ENERGY COMPANY	Oil	52401
42-317-41671	QEP ENERGY COMPANY	Oil	52401
42-317-41672	QEP ENERGY COMPANY	Oil	52401
42-317-41673	QEP ENERGY COMPANY	Oil	52458
42-317-41674	QEP ENERGY COMPANY	Oil	52458
42-317-41675	QEP ENERGY COMPANY	Oil	52458
42-317-41676	QEP ENERGY COMPANY	Oil	52429
42-317-41677	QEP ENERGY COMPANY	Oil	52429
42-317-41678	QEP ENERGY COMPANY	Oil	52429
42-317-41679	QEP ENERGY COMPANY	Oil	52549
42-317-41680	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41681	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41682	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41683	BIRCH OPERATIONS, INC.	Oil	53614
42-317-41684	QEP ENERGY COMPANY	Oil	52549
42-317-41685	QEP ENERGY COMPANY	Oil	52431
42-317-41686	QEP ENERGY COMPANY	Oil	52431
42-317-41687	QEP ENERGY COMPANY	Oil	52431
42-317-41688	QEP ENERGY COMPANY	Oil	52431
42-317-41689	Sm Energy Company	Oil	51911
42-317-41690	BIRCH OPERATIONS, INC.	Oil	53614
42-317-41691	Sm Energy Company	Oil	51911
42-317-41692	Sm Energy Company	Oil	51911
42-317-41693	Sm Energy Company	Oil	51911
42-317-41694	Sm Energy Company	Oil	51911
42-317-41695	Sm Energy Company	Oil	51911
42-317-41696	ENDEAVOR ENERGY RESOURCES L.P.	Oil	36684
42-317-41697	PARSLEY ENERGY OPERATIONS, LLC
42-317-41698	PARSLEY ENERGY OPERATIONS, LLC
42-317-41699	PARSLEY ENERGY OPERATIONS, LLC
42-317-41700	GUIDON ENERGY MGMT SERVICES LLC	Oil	50496
42-317-41701	GUIDON ENERGY MGMT SERVICES LLC	Oil	50496
42-317-41702	GUIDON ENERGY MGMT SERVICES LLC	Oil	52724
42-317-41703	GUIDON ENERGY MGMT SERVICES LLC	Oil	52724
42-317-41704	GUIDON ENERGY MGMT SERVICES LLC	Oil	52724
42-317-41705	GUIDON ENERGY MGMT SERVICES LLC	Oil	52724
42-317-41706	ENERGEN RESOURCES CORPORATION
42-317-41707	DIAMONDBACK E&P LLC	Oil	48265
42-317-41708	BIRCH OPERATIONS, INC.	Oil	53615
42-317-41709	BIRCH OPERATIONS, INC.	Oil	53615
42-317-41710	BIRCH OPERATIONS, INC.	Oil	53615
42-317-41711	DIAMONDBACK E&P LLC	Oil	47875
42-317-41712	BIRCH OPERATIONS, INC.	Oil	53615
42-317-41713	BIRCH OPERATIONS, INC.	Oil	53614
42-317-41714	DIAMONDBACK E&P LLC	Oil	51657
42-317-41715	DIAMONDBACK E&P LLC	Oil	51657
42-317-41716	DIAMONDBACK E&P LLC	Oil	51657
42-317-41717	DIAMONDBACK E&P LLC	Oil	51657
42-317-41718	DIAMONDBACK E&P LLC	Oil	51657
42-317-41719	DIAMONDBACK E&P LLC	Oil	51657
42-317-41720	PIONEER NATURAL RES. USA, INC.	Oil	52098
42-317-41721	PIONEER NATURAL RES. USA, INC.	Oil	52172
42-317-41722	PIONEER NATURAL RES. USA, INC.
42-317-41724	XTO ENERGY INC.	Oil	52302
42-317-41725	XTO ENERGY INC.	Oil	52302
42-317-41726	XTO ENERGY INC.	Oil	52302
42-317-41727	XTO ENERGY INC.	Oil	52302
42-317-41728	XTO ENERGY INC.	Oil	52302
42-317-41729	XTO ENERGY INC.	Oil	52302
42-317-41730	XTO ENERGY INC.	Oil	52302
42-317-41731	XTO ENERGY INC.	Oil	52302
42-317-41732	XTO ENERGY INC.	Oil	52302
42-317-41733	DIAMONDBACK E&P LLC	Oil	52014
42-317-41735	CROWNQUEST OPERATING, LLC	Oil	51611
42-317-41736	CROWNQUEST OPERATING, LLC	Oil	51611
42-317-41737	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41738	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41739	Legacy Reserves Operating LP	Oil	53076
42-317-41740	PIONEER NATURAL RES. USA, INC.
42-317-41741	PIONEER NATURAL RES. USA, INC.	Oil	52498
42-317-41742	PIONEER NATURAL RES. USA, INC.	Oil	52352
42-317-41743	PIONEER NATURAL RES. USA, INC.	Oil	52479
42-317-41747	PARSLEY ENERGY OPERATIONS, LLC	Oil	52423
42-317-41748	PARSLEY ENERGY OPERATIONS, LLC	Oil	52423
42-317-41749	PARSLEY ENERGY OPERATIONS, LLC	Oil	52262
42-317-41750	CHEVRON U. S. A. INC.	Oil	53673
42-317-41751	PARSLEY ENERGY OPERATIONS, LLC	Oil	52262
42-317-41752	PARSLEY ENERGY OPERATIONS, LLC	Oil	52417
42-317-41753	PARSLEY ENERGY OPERATIONS, LLC	Oil	52366
42-317-41754	CHEVRON U. S. A. INC.	Oil	53633
42-317-41755	CHEVRON U. S. A. INC.	Oil	53497
42-317-41756	DE3 OPERATING LLC
42-317-41757	CROWNQUEST OPERATING, LLC	Oil	51074
42-317-41758	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41759	QEP ENERGY COMPANY
42-317-41760	QEP ENERGY COMPANY
42-317-41761	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53068
42-317-41762	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53068
42-317-41763	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53068
42-317-41764	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53068
42-317-41765	XTO ENERGY INC.	Oil	53347
42-317-41766	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53068
42-317-41767	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53079
42-317-41768	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53079
42-317-41769	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53079
42-317-41770	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53079
42-317-41771	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41772	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53079
42-317-41773	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53079
42-317-41774	TRIUMPH EXPLORATION, INC.	Oil	47351
42-317-41775	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41776	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41777	PIONEER NATURAL RES. USA, INC.	Oil	37534
42-317-41778	PIONEER NATURAL RES. USA, INC.	Oil	52297
42-317-41779	PIONEER NATURAL RES. USA, INC.	Oil	52252
42-317-41780	PIONEER NATURAL RES. USA, INC.	Oil	52502
42-317-41781	PIONEER NATURAL RES. USA, INC.	Oil	52310
42-317-41782	PIONEER NATURAL RES. USA, INC.	Oil	52409
42-317-41783	SOLARIS WATER MIDSTREAM, LLC
42-317-41784	SOLARIS WATER MIDSTREAM, LLC
42-317-41785	GUIDON ENERGY MGMT SERVICES LLC	Oil	52615
42-317-41786	GUIDON ENERGY MGMT SERVICES LLC	Oil	52615
42-317-41787	SOLARIS WATER MIDSTREAM, LLC
42-317-41788	WASSER OPERATING, LLC
42-317-41789	XTO ENERGY INC.	Oil	50121
42-317-41790	XTO ENERGY INC.	Oil	50121
42-317-41791	XTO ENERGY INC.	Oil	50121
42-317-41792	XTO ENERGY INC.	Oil	50121
42-317-41793	XTO ENERGY INC.	Oil	50121
42-317-41794	XTO ENERGY INC.	Oil	50121
42-317-41795	XTO ENERGY INC.	Oil	50121
42-317-41796	XTO ENERGY INC.	Oil	50121
42-317-41797	XTO ENERGY INC.	Oil	50121
42-317-41798	DE3 OPERATING LLC	Oil	51922
42-317-41799	DE3 OPERATING LLC	Oil	51922
42-317-41800	DE3 OPERATING LLC	Oil	51922
42-317-41801	DE3 OPERATING LLC	Oil	51963
42-317-41802	DE3 OPERATING LLC	Oil	51963
42-317-41803	DE3 OPERATING LLC	Oil	52383
42-317-41804	XTO ENERGY INC.	Oil	50121
42-317-41805	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41806	XTO ENERGY INC.	Oil	50121
42-317-41807	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41808	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41809	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41810	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41811	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41812	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41813	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41814	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41815	ENDEAVOR ENERGY RESOURCES L.P.
42-317-41816	PARSLEY ENERGY OPERATIONS, LLC	Oil	54558
42-317-41817	PARSLEY ENERGY OPERATIONS, LLC
42-317-41818	PARSLEY ENERGY OPERATIONS, LLC
42-317-41819	Hunt Oil Company	Oil	51673
42-317-41820	Hunt Oil Company	Oil	51673
42-317-41821	XTO ENERGY INC.	Oil	50121
42-317-41822	Hunt Oil Company	Oil	51673
42-317-41823	Hunt Oil Company	Oil	51673
42-317-41824	OVINTIV USA INC.	Oil	38475
42-317-41825	OVINTIV USA INC.	Oil	38475
42-317-41826	OVINTIV USA INC.	Oil	38475
42-317-41827	OVINTIV USA INC.	Oil	38475
42-317-41828	OVINTIV USA INC.	Oil	52307
42-317-41829	XTO ENERGY INC.	Oil	52391
42-317-41830	XTO ENERGY INC.	Oil	52395
42-317-41831	OVINTIV USA INC.	Oil	52307
42-317-41832	Lario Oil & Gas Company	Oil	54272
42-317-41833	OVINTIV USA INC.	Oil	52307
42-317-41834	OVINTIV USA INC.	Oil	52312
42-317-41837	OVINTIV USA INC.	Oil	52312
42-317-41838	OVINTIV USA INC.	Oil	52312
42-317-41839	OVINTIV USA INC.	Oil	52323
42-317-41840	OVINTIV USA INC.	Oil	52323
42-317-41841	OVINTIV USA INC.	Oil	52323
42-317-41842	OVINTIV USA INC.	Oil	52473
42-317-41843	CROWNQUEST OPERATING, LLC
42-317-41844	OVINTIV USA INC.	Oil	52473
42-317-41845	OVINTIV USA INC.	Oil	52343
42-317-41846	CROWNQUEST OPERATING, LLC	Oil	50936
42-317-41847	TEJAS PERMIAN OPERATING, LLC
42-317-41848	TEJAS PERMIAN OPERATING, LLC
42-317-41849	OVINTIV USA INC.	Oil	52343
42-317-41850	OVINTIV USA INC.	Oil	52343
42-317-41851	Lario Oil & Gas Company	Oil	53863
42-317-41852	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41853	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41854	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41855	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41856	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41857	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41858	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41859	GUIDON ENERGY MGMT SERVICES LLC	Oil	53319
42-317-41860	GUIDON ENERGY MGMT SERVICES LLC	Oil	53319
42-317-41861	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41862	GUIDON ENERGY MGMT SERVICES LLC	Oil	50944
42-317-41863	PIONEER NATURAL RES. USA, INC.	Oil	52944
42-317-41864	PIONEER NATURAL RES. USA, INC.
42-317-41865	PIONEER NATURAL RES. USA, INC.	Oil	53049
42-317-41866	PIONEER NATURAL RES. USA, INC.	Oil	52949
42-317-41867	PIONEER NATURAL RES. USA, INC.	Oil	52854
42-317-41868	PIONEER NATURAL RES. USA, INC.	Oil	53162
42-317-41869	ENERGEN RESOURCES CORPORATION
42-317-41870	ENERGEN RESOURCES CORPORATION
42-317-41871	CHEVRON U. S. A. INC.	Oil	53206
42-317-41872	CHEVRON U. S. A. INC.	Oil	52752
42-317-41873	CHEVRON U. S. A. INC.	Oil	53249
42-317-41874	QEP ENERGY COMPANY	Oil	53006
42-317-41875	QEP ENERGY COMPANY	Oil	53007
42-317-41876	QEP ENERGY COMPANY	Oil	52985
42-317-41877	QEP ENERGY COMPANY
42-317-41878	QEP ENERGY COMPANY	Oil	53112
42-317-41879	QEP ENERGY COMPANY	Oil	52965
42-317-41880	QEP ENERGY COMPANY	Oil	52973
42-317-41881	QEP ENERGY COMPANY
42-317-41882	QEP ENERGY COMPANY	Oil	52993
42-317-41883	QEP ENERGY COMPANY
42-317-41884	QEP ENERGY COMPANY	Oil	53128
42-317-41885	QEP ENERGY COMPANY	Oil	52995
42-317-41886	QEP ENERGY COMPANY	Oil	52994
42-317-41887	QEP ENERGY COMPANY	Oil	52996
42-317-41888	QEP ENERGY COMPANY
42-317-41889	QEP ENERGY COMPANY
42-317-41890	QEP ENERGY COMPANY	Oil	52997
42-317-41891	ENVIRONMENTAL DISPOSAL SYSTEMS	Oil	53852
42-317-41892	ENERGEN RESOURCES CORPORATION
42-317-41893	DIAMONDBACK E&P LLC	Oil	50374
42-317-41894	DIAMONDBACK E&P LLC	Oil	50374
42-317-41895	ENERGEN RESOURCES CORPORATION
42-317-41896	ENERGEN RESOURCES CORPORATION
42-317-41897	DIAMONDBACK E&P LLC	Oil	50374
42-317-41898	DIAMONDBACK E&P LLC	Oil	50374
42-317-41899	DIAMONDBACK E&P LLC	Oil	50374
42-317-41900	ENERGEN RESOURCES CORPORATION
42-317-41901	DIAMONDBACK E&P LLC	Oil	54436
42-317-41902	DIAMONDBACK E&P LLC	Oil	51643
42-317-41903	DIAMONDBACK E&P LLC	Oil	51643
42-317-41904	DIAMONDBACK E&P LLC	Oil	51643
42-317-41905	DIAMONDBACK E&P LLC	Oil	51643
42-317-41906	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52545
42-317-41907	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52545
42-317-41908	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52545
42-317-41909	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52545
42-317-41910	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52545
42-317-41911	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53948
42-317-41912	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52545
42-317-41913	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52545
42-317-41915	Hunt Oil Company	Oil	51673
42-317-41916	Hunt Oil Company	Oil	51673
42-317-41917	Hunt Oil Company	Oil	51673
42-317-41918	Hunt Oil Company	Oil	51673
42-317-41919	PIONEER NATURAL RES. USA, INC.
42-317-41920	PIONEER NATURAL RES. USA, INC.	Oil	52857
42-317-41921	PIONEER NATURAL RES. USA, INC.	Oil	53015
42-317-41922	PIONEER NATURAL RES. USA, INC.	Oil	53020
42-317-41923	PARSLEY ENERGY OPERATIONS, LLC	Oil	53724
42-317-41924	CROWNQUEST OPERATING, LLC	Oil	52660
42-317-41925	CROWNQUEST OPERATING, LLC	Oil	52775
42-317-41926	XTO ENERGY INC.	Oil	52391
42-317-41927	XTO ENERGY INC.	Oil	52391
42-317-41928	XTO ENERGY INC.	Oil	52391
42-317-41929	XTO ENERGY INC.	Oil	52391
42-317-41930	XTO ENERGY INC.	Oil	52391
42-317-41931	XTO ENERGY INC.	Oil	52391
42-317-41932	XTO ENERGY INC.	Oil	52391
42-317-41933	XTO ENERGY INC.	Oil	52391
42-317-41934	XTO ENERGY INC.	Oil	52391
42-317-41935	Sm Energy Company	Oil	48207
42-317-41936	Sm Energy Company	Oil	48207
42-317-41937	CROWNQUEST OPERATING, LLC	Oil	53731
42-317-41938	CROWNQUEST OPERATING, LLC	Oil	53731
42-317-41939	CROWNQUEST OPERATING, LLC	Oil	53731
42-317-41940	CROWNQUEST OPERATING, LLC	Oil	53731
42-317-41941	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52683
42-317-41942	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52683
42-317-41943	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52683
42-317-41944	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52683
42-317-41945	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52683
42-317-41946	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52683
42-317-41947	QEP ENERGY COMPANY	Oil	52447
42-317-41948	QEP ENERGY COMPANY	Oil	52448
42-317-41949	QEP ENERGY COMPANY	Oil	52449
42-317-41950	QEP ENERGY COMPANY	Oil	52450
42-317-41951	QEP ENERGY COMPANY	Oil	52451
42-317-41952	QEP ENERGY COMPANY	Oil	52618
42-317-41953	QEP ENERGY COMPANY	Oil	52452
42-317-41954	QEP ENERGY COMPANY
42-317-41955	QEP ENERGY COMPANY	Oil	52897
42-317-41956	GUIDON ENERGY MGMT SERVICES LLC	Oil	53455
42-317-41957	QEP ENERGY COMPANY	Oil	53013
42-317-41958	QEP ENERGY COMPANY	Oil	52946
42-317-41959	QEP ENERGY COMPANY	Oil	53014
42-317-41960	QEP ENERGY COMPANY
42-317-41961	QEP ENERGY COMPANY
42-317-41962	GUIDON ENERGY MGMT SERVICES LLC	Oil	53455
42-317-41963	QEP ENERGY COMPANY	Oil	53071
42-317-41964	QEP ENERGY COMPANY	Oil	53090
42-317-41965	QEP ENERGY COMPANY	Oil	53072
42-317-41966	QEP ENERGY COMPANY	Oil	53074
42-317-41967	GUIDON ENERGY MGMT SERVICES LLC	Oil	53455
42-317-41968	GUIDON ENERGY MGMT SERVICES LLC	Oil	53455
42-317-41969	GUIDON ENERGY MGMT SERVICES LLC	Oil	53455
42-317-41970	GUIDON ENERGY MGMT SERVICES LLC	Oil	53455
42-317-41971	GUIDON ENERGY MGMT SERVICES LLC	Oil	53455
42-317-41972	GUIDON ENERGY MGMT SERVICES LLC	Oil	53568
42-317-41973	PIONEER NATURAL RES. USA, INC.
42-317-41974	PIONEER NATURAL RES. USA, INC.
42-317-41975	PIONEER NATURAL RES. USA, INC.
42-317-41976	ELEMENT PETROLEUM OP III, LLC	Oil	51538
42-317-41977	Lario Oil & Gas Company
42-317-41978	Lario Oil & Gas Company	Oil	54094
42-317-41979	XTO ENERGY INC.	Oil	52454
42-317-41980	XTO ENERGY INC.	Oil	52454
42-317-41981	XTO ENERGY INC.	Oil	52454
42-317-41982	PARSLEY ENERGY OPERATIONS, LLC	Oil	53724
42-317-41983	XTO ENERGY INC.	Oil	53159
42-317-41984	GUIDON ENERGY MGMT SERVICES LLC
42-317-41985	GUIDON ENERGY MGMT SERVICES LLC
42-317-41986	GUIDON ENERGY MGMT SERVICES LLC
42-317-41987	GUIDON ENERGY MGMT SERVICES LLC
42-317-41988	XTO ENERGY INC.	Oil	53159
42-317-41989	XTO ENERGY INC.	Oil	53159
42-317-41990	XTO ENERGY INC.	Oil	52454
42-317-41991	DIAMONDBACK E&P LLC	Oil	52400
42-317-41992	PIONEER NATURAL RES. USA, INC.	Oil	53059
42-317-41993	PIONEER NATURAL RES. USA, INC.	Oil	53082
42-317-41994	PIONEER NATURAL RES. USA, INC.	Oil	53149
42-317-41995	PIONEER NATURAL RES. USA, INC.	Oil	53183
42-317-41996	Lario Oil & Gas Company	Oil	53518
42-317-41997	XTO ENERGY INC.	Oil	52454
42-317-41998	XTO ENERGY INC.	Oil	52454
42-317-41999	XTO ENERGY INC.	Oil	52454
42-317-42000	XTO ENERGY INC.	Oil	52454
42-317-42001	XTO ENERGY INC.	Oil	52454
42-317-42002	XTO ENERGY INC.	Oil	52454
42-317-42003	XTO ENERGY INC.	Oil	52454
42-317-42004	XTO ENERGY INC.	Oil	53159
42-317-42005	XTO ENERGY INC.	Oil	53159
42-317-42006	XTO ENERGY INC.	Oil	53159
42-317-42007	XTO ENERGY INC.	Oil	53159
42-317-42008	XTO ENERGY INC.	Oil	53159
42-317-42009	XTO ENERGY INC.	Oil	52466
42-317-42010	XTO ENERGY INC.	Oil	53159
42-317-42011	Hunt Oil Company	Oil	51673
42-317-42012	Hunt Oil Company	Oil	51673
42-317-42013	Hunt Oil Company	Oil	51673
42-317-42014	Hunt Oil Company	Oil	51673
42-317-42015	Hunt Oil Company	Oil	51673
42-317-42016	CROWNQUEST OPERATING, LLC
42-317-42017	CROWNQUEST OPERATING, LLC	Oil	53770
42-317-42018	CROWNQUEST OPERATING, LLC	Oil	53770
42-317-42019	CROWNQUEST OPERATING, LLC	Oil	53770
42-317-42020	Lario Oil & Gas Company	Oil	53647
42-317-42021	XTO ENERGY INC.	Oil	53159
42-317-42022	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42023	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42024	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42025	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42026	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42027	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42028	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42029	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42030	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42031	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42032	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49069
42-317-42033	PIONEER NATURAL RES. USA, INC.	Oil	52850
42-317-42034	PIONEER NATURAL RES. USA, INC.	Oil	52851
42-317-42035	PIONEER NATURAL RES. USA, INC.	Oil	52852
42-317-42036	PIONEER NATURAL RES. USA, INC.	Oil	54378
42-317-42037	PIONEER NATURAL RES. USA, INC.	Oil	54377
42-317-42038	PIONEER NATURAL RES. USA, INC.	Oil	54192
42-317-42039	PIONEER NATURAL RES. USA, INC.
42-317-42040	PIONEER NATURAL RES. USA, INC.
42-317-42041	PIONEER NATURAL RES. USA, INC.
42-317-42042	PIONEER NATURAL RES. USA, INC.
42-317-42043	PIONEER NATURAL RES. USA, INC.
42-317-42044	PIONEER NATURAL RES. USA, INC.
42-317-42045	PIONEER NATURAL RES. USA, INC.
42-317-42046	DE3 OPERATING LLC
42-317-42047	ELEMENT PETROLEUM OP III, LLC
42-317-42048	WASSER OPERATING, LLC
42-317-42049	GUIDON ENERGY MGMT SERVICES LLC
42-317-42050	GUIDON ENERGY MGMT SERVICES LLC
42-317-42051	GUIDON ENERGY MGMT SERVICES LLC
42-317-42052	GUIDON ENERGY MGMT SERVICES LLC
42-317-42053	Lario Oil & Gas Company	Oil	54055
42-317-42054	Lario Oil & Gas Company	Oil	53728
42-317-42055	GUIDON ENERGY MGMT SERVICES LLC
42-317-42056	PIONEER NATURAL RES. USA, INC.	Oil	54099
42-317-42057	PIONEER NATURAL RES. USA, INC.	Oil	54345
42-317-42058	PIONEER NATURAL RES. USA, INC.	Oil	54416
42-317-42059	PIONEER NATURAL RES. USA, INC.	Oil
42-317-42060	COG OPERATING LLC	Oil	52421
42-317-42061	WATERFIELD MIDSTREAM OP I LLC
42-317-42062	WATERFIELD MIDSTREAM OP I LLC	Oil	52199
42-317-42063	WATERFIELD MIDSTREAM OP I LLC
42-317-42064	WATERFIELD MIDSTREAM OP I LLC	Oil	52556
42-317-42065	WASSER OPERATING, LLC
42-317-42066	Lario Oil & Gas Company	Oil	54034
42-317-42067	Lario Oil & Gas Company	Oil	54315
42-317-42068	GUIDON ENERGY MGMT SERVICES LLC
42-317-42069	PETROLEGACY ENERGY II, LLC	Oil	53115
42-317-42070	PETROLEGACY ENERGY II, LLC	Oil	53115
42-317-42071	PETROLEGACY ENERGY II, LLC	Oil	53115
42-317-42072	WATUSI ENERGY LLC	Oil	52257
42-317-42073	WATERFIELD MIDSTREAM OP I LLC	Oil	53191
42-317-42074	Lario Oil & Gas Company	Oil	53862
42-317-42075	Lario Oil & Gas Company
42-317-42076	ECHO VALLEY PETROLEUM SRVCS, LLC
42-317-42077	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42078	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42079	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42080	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42081	OVERFLOW ENERGY, LLC
42-317-42082	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42083	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42084	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42085	GUIDON ENERGY MGMT SERVICES LLC	Oil	53795
42-317-42086	DIAMONDBACK E&P LLC	Oil	51643
42-317-42087	DIAMONDBACK E&P LLC	Oil	51643
42-317-42088	DIAMONDBACK E&P LLC	Oil	51643
42-317-42089	PIONEER NATURAL RES. USA, INC.
42-317-42090	PIONEER NATURAL RES. USA, INC.
42-317-42091	PIONEER NATURAL RES. USA, INC.
42-317-42092	XTO ENERGY INC.	Oil	53237
42-317-42093	DIAMONDBACK E&P LLC	Oil	54042
42-317-42094	DIAMONDBACK E&P LLC	Oil	54070
42-317-42095	DIAMONDBACK E&P LLC	Oil	54375
42-317-42096	DIAMONDBACK E&P LLC	Oil	54569
42-317-42097	DIAMONDBACK E&P LLC	Oil	54570
42-317-42098	DIAMONDBACK E&P LLC	Oil	54309
42-317-42099	DIAMONDBACK E&P LLC	Oil	54048
42-317-42100	DIAMONDBACK E&P LLC	Oil	54078
42-317-42101	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42102	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42103	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42104	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42105	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42106	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42107	XTO ENERGY INC.	Oil	52585
42-317-42108	XTO ENERGY INC.	Oil	52585
42-317-42109	XTO ENERGY INC.	Oil	52585
42-317-42110	XTO ENERGY INC.	Oil	52585
42-317-42111	XTO ENERGY INC.	Oil	52585
42-317-42112	XTO ENERGY INC.	Oil	52585
42-317-42113	XTO ENERGY INC.	Oil	52585
42-317-42114	XTO ENERGY INC.	Oil	52585
42-317-42115	XTO ENERGY INC.	Oil	52585
42-317-42116	XTO ENERGY INC.	Oil	52585
42-317-42117	XTO ENERGY INC.	Oil	52585
42-317-42118	XTO ENERGY INC.	Oil	52585
42-317-42119	CHEVRON U. S. A. INC.	Oil	53233
42-317-42120	CHEVRON U. S. A. INC.	Oil	52902
42-317-42121	CHEVRON U. S. A. INC.	Oil	52986
42-317-42122	XTO ENERGY INC.	Oil	53357
42-317-42123	XTO ENERGY INC.	Oil	53357
42-317-42124	XTO ENERGY INC.	Oil	53357
42-317-42125	XTO ENERGY INC.	Oil	52554
42-317-42126	XTO ENERGY INC.	Oil	52554
42-317-42127	XTO ENERGY INC.	Oil	52554
42-317-42128	XTO ENERGY INC.	Oil	52554
42-317-42129	XTO ENERGY INC.	Oil	52554
42-317-42130	XTO ENERGY INC.	Oil	52554
42-317-42131	XTO ENERGY INC.	Oil	52554
42-317-42132	DIAMONDBACK E&P LLC
42-317-42133	XTO ENERGY INC.	Oil	52554
42-317-42134	XTO ENERGY INC.	Oil	52554
42-317-42135	XTO ENERGY INC.	Oil	52554
42-317-42136	XTO ENERGY INC.	Oil	52554
42-317-42137	XTO ENERGY INC.	Oil	52554
42-317-42138	PETROLEGACY ENERGY II, LLC
42-317-42139	ECHO VALLEY PETROLEUM SRVCS, LLC
42-317-42141	Hunt Oil Company	Oil	51673
42-317-42142	Hunt Oil Company	Oil	51673
42-317-42143	Hunt Oil Company	Oil	51673
42-317-42144	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52683
42-317-42145	MID-STATES OPERATING COMPANY	Oil	52223
42-317-42146	Lario Oil & Gas Company	Oil	54327
42-317-42147	CROWNQUEST OPERATING, LLC	Oil	54106
42-317-42148	CROWNQUEST OPERATING, LLC	Oil	53743
42-317-42149	CROWNQUEST OPERATING, LLC	Oil	53743
42-317-42150	CROWNQUEST OPERATING, LLC	Oil	53769
42-317-42151	CROWNQUEST OPERATING, LLC	Oil	53769
42-317-42152	CROWNQUEST OPERATING, LLC	Oil	53769
42-317-42153	CROWNQUEST OPERATING, LLC	Oil	53769
42-317-42154	QEP ENERGY COMPANY	Oil	53043
42-317-42155	QEP ENERGY COMPANY	Oil	53136
42-317-42156	QEP ENERGY COMPANY	Oil	53098
42-317-42157	QEP ENERGY COMPANY	Oil	53091
42-317-42158	QEP ENERGY COMPANY	Oil	53094
42-317-42159	QEP ENERGY COMPANY	Oil	53088
42-317-42160	QEP ENERGY COMPANY	Oil	53093
42-317-42161	QEP ENERGY COMPANY	Oil	53092
42-317-42162	QEP ENERGY COMPANY	Oil	53097
42-317-42163	QEP ENERGY COMPANY	Oil	53099
42-317-42164	SOLARIS WATER MIDSTREAM, LLC
42-317-42165	DIAMONDBACK E&P LLC	Oil	54199
42-317-42166	DIAMONDBACK E&P LLC
42-317-42167	XTO ENERGY INC.	Oil	53159
42-317-42168	DIAMONDBACK E&P LLC
42-317-42169	PARSLEY ENERGY OPERATIONS, LLC	Oil	51852
42-317-42170	PARSLEY ENERGY OPERATIONS, LLC	Oil	53977
42-317-42171	Lario Oil & Gas Company	Oil	54450
42-317-42172	PARSLEY ENERGY OPERATIONS, LLC
42-317-42173	PARSLEY ENERGY OPERATIONS, LLC
42-317-42174	PARSLEY ENERGY OPERATIONS, LLC
42-317-42175	Lario Oil & Gas Company
42-317-42176	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52848
42-317-42177	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52848
42-317-42178	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52848
42-317-42179	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42180	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42181	ENDEAVOR ENERGY RESOURCES L.P.	Oil	52885
42-317-42182	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50031
42-317-42183	ENDEAVOR ENERGY RESOURCES L.P.	Oil	49926
42-317-42184	ECHO VALLEY PETROLEUM SRVCS, LLC
42-317-42185	KARICO GP, LLC
42-317-42186	DIAMONDBACK E&P LLC	Oil	53703
42-317-42187	Lario Oil & Gas Company	Oil	53647
42-317-42188	Lario Oil & Gas Company	Oil	53647
42-317-42189	DIAMONDBACK E&P LLC
42-317-42190	PARSLEY ENERGY OPERATIONS, LLC
42-317-42191	PARSLEY ENERGY OPERATIONS, LLC
42-317-42192	OVINTIV USA INC.	Oil	53372
42-317-42193	OVINTIV USA INC.	Oil	53372
42-317-42194	OVINTIV USA INC.	Oil	53372
42-317-42195	OVINTIV USA INC.	Oil	53373
42-317-42196	OVINTIV USA INC.	Oil	53373
42-317-42197	OVINTIV USA INC.	Oil	53371
42-317-42198	OVINTIV USA INC.	Oil	53371
42-317-42199	OVINTIV USA INC.	Oil	53371
42-317-42200	OVINTIV USA INC.	Oil	53369
42-317-42201	OVINTIV USA INC.	Oil	53369
42-317-42202	OVINTIV USA INC.	Oil	53369
42-317-42203	OVINTIV USA INC.	Oil	53369
42-317-42204	TEJAS PERMIAN OPERATING, LLC
42-317-42205	TEJAS PERMIAN OPERATING, LLC
42-317-42206	DE3 OPERATING LLC	Oil	53122
42-317-42207	DE3 OPERATING LLC	Oil	53123
42-317-42208	DE3 OPERATING LLC	Oil	53123
42-317-42209	DE3 OPERATING LLC	Oil	53132
42-317-42210	DE3 OPERATING LLC	Oil	53131
42-317-42211	DE3 OPERATING LLC	Oil	53131
42-317-42212	PETROLEGACY ENERGY II, LLC
42-317-42213	PETROLEGACY ENERGY II, LLC
42-317-42214	PETROLEGACY ENERGY II, LLC
42-317-42215	Sm Energy Company	Oil	53333
42-317-42216	Sm Energy Company	Oil	53333
42-317-42217	Sm Energy Company	Oil	53348
42-317-42218	Sm Energy Company	Oil	53348
42-317-42219	CHEVRON U. S. A. INC.	Oil	53196
42-317-42220	CHEVRON U. S. A. INC.	Oil	52989
42-317-42221	CHEVRON U. S. A. INC.	Oil	53197
42-317-42222	Sm Energy Company	Oil	53820
42-317-42223	Sm Energy Company	Oil	53820
42-317-42224	Sm Energy Company
42-317-42225	Sm Energy Company	Oil	53947
42-317-42226	Sm Energy Company	Oil	53820
42-317-42227	Sm Energy Company	Oil	53947
42-317-42228	Hunt Oil Company	Oil	51673
42-317-42229	Hunt Oil Company	Oil	51673
42-317-42230	Hunt Oil Company	Oil	51673
42-317-42231	Hunt Oil Company	Oil	51673
42-317-42233	CHEVRON U. S. A. INC.	Oil	53783
42-317-42234	CHEVRON U. S. A. INC.	Oil	53546
42-317-42235	CHEVRON U. S. A. INC.	Oil	53761
42-317-42236	Lario Oil & Gas Company
42-317-42237	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42238	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42239	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42240	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42241	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42242	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42243	CROWNQUEST OPERATING, LLC	Oil	53770
42-317-42244	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42245	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42246	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42247	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53966
42-317-42248	PETROPLEX SWD SYSTEM, LLC
42-317-42249	RUGER PROPERTIES, LLC
42-317-42250	GUIDON ENERGY MGMT SERVICES LLC	Oil	54071
42-317-42251	GUIDON ENERGY MGMT SERVICES LLC	Oil	54071
42-317-42252	GUIDON ENERGY MGMT SERVICES LLC	Oil	54071
42-317-42253	GUIDON ENERGY MGMT SERVICES LLC	Oil	54084
42-317-42254	GUIDON ENERGY MGMT SERVICES LLC	Oil	54084
42-317-42255	GUIDON ENERGY MGMT SERVICES LLC	Oil	54084
42-317-42256	RUGER PROPERTIES, LLC
42-317-42257	GUIDON ENERGY MGMT SERVICES LLC
42-317-42258	GUIDON ENERGY MGMT SERVICES LLC
42-317-42259	XTO ENERGY INC.
42-317-42260	XTO ENERGY INC.	Oil	49653
42-317-42261	XTO ENERGY INC.	Oil	49653
42-317-42262	XTO ENERGY INC.	Oil	49653
42-317-42263	XTO ENERGY INC.	Oil	49653
42-317-42264	XTO ENERGY INC.	Oil	49653
42-317-42265	XTO ENERGY INC.	Oil	49653
42-317-42266	XTO ENERGY INC.	Oil	49653
42-317-42267	XTO ENERGY INC.	Oil	49653
42-317-42268	XTO ENERGY INC.	Oil	49653
42-317-42269	XTO ENERGY INC.	Oil	49653
42-317-42270	XTO ENERGY INC.	Oil	49653
42-317-42271	DIAMONDBACK E&P LLC	Oil
42-317-42272	DIAMONDBACK E&P LLC	Oil
42-317-42273	DIAMONDBACK E&P LLC	Oil
42-317-42274	DIAMONDBACK E&P LLC	Oil	54577
42-317-42275	DIAMONDBACK E&P LLC
42-317-42276	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53295
42-317-42277	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53295
42-317-42278	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53230
42-317-42279	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53360
42-317-42280	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50238
42-317-42281	ENDEAVOR ENERGY RESOURCES L.P.	Oil	50238
42-317-42282	CROWNQUEST OPERATING, LLC
42-317-42283	CROWNQUEST OPERATING, LLC
42-317-42284	CROWNQUEST OPERATING, LLC
42-317-42285	CROWNQUEST OPERATING, LLC
42-317-42286	CROWNQUEST OPERATING, LLC
42-317-42287	CROWNQUEST OPERATING, LLC
42-317-42288	XTO ENERGY INC.	Oil	53313
42-317-42289	XTO ENERGY INC.	Oil	53313
42-317-42290	XTO ENERGY INC.	Oil	53313
42-317-42291	XTO ENERGY INC.	Oil	53313
42-317-42292	XTO ENERGY INC.	Oil	53313
42-317-42293	XTO ENERGY INC.
42-317-42294	XTO ENERGY INC.	Oil	53313
42-317-42295	XTO ENERGY INC.	Oil	53313
42-317-42296	XTO ENERGY INC.	Oil	53313
42-317-42298	XTO ENERGY INC.	Oil	53313
42-317-42299	DIAMONDBACK E&P LLC
42-317-42300	DIAMONDBACK E&P LLC
42-317-42301	DIAMONDBACK E&P LLC
42-317-42302	XTO ENERGY INC.	Oil	53313
42-317-42303	Lario Oil & Gas Company
42-317-42304	Lario Oil & Gas Company
42-317-42305	PARSLEY ENERGY OPERATIONS, LLC	Oil	53977
42-317-42306	PARSLEY ENERGY OPERATIONS, LLC	Oil	53977
42-317-42307	XTO ENERGY INC.	Oil	53313
42-317-42308	XTO ENERGY INC.	Oil	53313
42-317-42309	PIONEER NATURAL RES. USA, INC.
42-317-42310	PIONEER NATURAL RES. USA, INC.
42-317-42311	PIONEER NATURAL RES. USA, INC.
42-317-42312	PIONEER NATURAL RES. USA, INC.
42-317-42313	CROWNQUEST OPERATING, LLC
42-317-42314	CROWNQUEST OPERATING, LLC
42-317-42315	CROWNQUEST OPERATING, LLC
42-317-42316	PIONEER NATURAL RES. USA, INC.
42-317-42317	CROWNQUEST OPERATING, LLC
42-317-42318	CROWNQUEST OPERATING, LLC	Oil	54407
42-317-42319	CROWNQUEST OPERATING, LLC	Oil	54407
42-317-42320	CROWNQUEST OPERATING, LLC	Oil	54407
42-317-42321	CROWNQUEST OPERATING, LLC
42-317-42322	Lario Oil & Gas Company
42-317-42323	Lario Oil & Gas Company
42-317-42324	DIAMONDBACK E&P LLC	Oil	39506
42-317-42325	DIAMONDBACK E&P LLC	Oil	39506
42-317-42326	DIAMONDBACK E&P LLC	Oil	53882
42-317-42327	DIAMONDBACK E&P LLC	Oil	53891
42-317-42328	DIAMONDBACK E&P LLC	Oil	53870
42-317-42329	XTO ENERGY INC.	Oil	54572
42-317-42330	XTO ENERGY INC.	Oil	53313
42-317-42331	XTO ENERGY INC.
42-317-42332	XTO ENERGY INC.	Oil	53826
42-317-42333	XTO ENERGY INC.	Oil	53826
42-317-42334	XTO ENERGY INC.
42-317-42335	DIAMONDBACK E&P LLC	Oil	53649
42-317-42336	RUGER PROPERTIES, LLC	Oil	54390
42-317-42337	QEP ENERGY COMPANY	Oil	53551
42-317-42338	QEP ENERGY COMPANY	Oil	53552
42-317-42339	QEP ENERGY COMPANY	Oil	53553
42-317-42340	QEP ENERGY COMPANY	Oil	53532
42-317-42341	QEP ENERGY COMPANY	Oil	53800
42-317-42342	GUIDON ENERGY MGMT SERVICES LLC	Oil	54084
42-317-42343	Lario Oil & Gas Company
42-317-42344	Lario Oil & Gas Company
42-317-42345	Lario Oil & Gas Company
42-317-42346	XTO ENERGY INC.	Oil	53741
42-317-42347	PARSLEY ENERGY OPERATIONS, LLC	Oil	54396
42-317-42348	PARSLEY ENERGY OPERATIONS, LLC	Oil	54396
42-317-42349	PARSLEY ENERGY OPERATIONS, LLC	Oil	54549
42-317-42350	XTO ENERGY INC.	Oil	53741
42-317-42351	XTO ENERGY INC.
42-317-42352	QEP ENERGY COMPANY	Oil	54427
42-317-42353	QEP ENERGY COMPANY
42-317-42354	QEP ENERGY COMPANY
42-317-42355	QEP ENERGY COMPANY
42-317-42356	QEP ENERGY COMPANY
42-317-42357	QEP ENERGY COMPANY
42-317-42358	CROWNQUEST OPERATING, LLC
42-317-42359	CROWNQUEST OPERATING, LLC
42-317-42360	ELEMENT PETROLEUM OP III, LLC	Oil	53187
42-317-42361	ELEMENT PETROLEUM OP III, LLC
42-317-42362	TEJAS PERMIAN OPERATING, LLC
42-317-42363	MAGUEY OPERATING, LLC
42-317-42364	MAGUEY OPERATING, LLC
42-317-42365	PARSLEY ENERGY OPERATIONS, LLC	Oil	54587
42-317-42366	PARSLEY ENERGY OPERATIONS, LLC	Oil
42-317-42367	PARSLEY ENERGY OPERATIONS, LLC	Oil
42-317-42368	QEP ENERGY COMPANY
42-317-42369	QEP ENERGY COMPANY
42-317-42370	QEP ENERGY COMPANY
42-317-42371	QEP ENERGY COMPANY
42-317-42372	QEP ENERGY COMPANY
42-317-42373	QEP ENERGY COMPANY
42-317-42374	QEP ENERGY COMPANY
42-317-42375	Lario Oil & Gas Company	Oil	54392
42-317-42376	Lario Oil & Gas Company
42-317-42377	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42378	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42379	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42380	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42381	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42382	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42383	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42384	VELOCITY WATER SOLUTIONS, LP	Oil	54371
42-317-42385	Sm Energy Company	Oil	53918
42-317-42386	CROWNQUEST OPERATING, LLC	Oil	50936
42-317-42387	Sm Energy Company	Oil	53918
42-317-42388	Sm Energy Company	Oil	53918
42-317-42389	Sm Energy Company	Oil	53918
42-317-42390	Sm Energy Company	Oil	53918
42-317-42391	Sm Energy Company	Oil	54033
42-317-42392	Sm Energy Company	Oil	54033
42-317-42393	OVINTIV USA INC.	Oil	53991
42-317-42394	OVINTIV USA INC.	Oil	53991
42-317-42395	OVINTIV USA INC.	Oil	53991
42-317-42396	OVINTIV USA INC.	Oil	54258
42-317-42397	OVINTIV USA INC.	Oil	54011
42-317-42398	OVINTIV USA INC.	Oil	54011
42-317-42399	OVINTIV USA INC.	Oil	54011
42-317-42400	OVINTIV USA INC.	Oil	53992
42-317-42401	OVINTIV USA INC.	Oil	53992
42-317-42402	OVINTIV USA INC.	Oil	53992
42-317-42403	OVINTIV USA INC.	Oil	53993
42-317-42404	OVINTIV USA INC.	Oil	53993
42-317-42405	Lario Oil & Gas Company
42-317-42406	Lario Oil & Gas Company
42-317-42407	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53463
42-317-42408	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53463
42-317-42409	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53463
42-317-42410	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53463
42-317-42411	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53752
42-317-42412	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53752
42-317-42413	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53752
42-317-42414	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53752
42-317-42415	ENDEAVOR ENERGY RESOURCES L.P.	Oil	53752
42-317-42416	ELEMENT PETROLEUM OP III, LLC
42-317-42417	ELEMENT PETROLEUM OP III, LLC
42-317-42418	DE3 OPERATING LLC
42-317-42419	DE3 OPERATING LLC
42-317-42420	PIONEER NATURAL RES. USA, INC.	Oil	54095
42-317-42421	PIONEER NATURAL RES. USA, INC.	Oil	54174
42-317-42422	PIONEER NATURAL RES. USA, INC.	Oil	54098
42-317-42423	PIONEER NATURAL RES. USA, INC.	Oil	53828
42-317-42424	PIONEER NATURAL RES. USA, INC.	Oil	54100
42-317-42425	PIONEER NATURAL RES. USA, INC.	Oil	54573
42-317-42426	DE3 OPERATING LLC
42-317-42427	PIONEER NATURAL RES. USA, INC.	Oil	54174
42-317-42428	ELEMENT PETROLEUM OP III, LLC	Oil	54212
42-317-42429	PIONEER NATURAL RES. USA, INC.	Oil	54074
42-317-42430	PIONEER NATURAL RES. USA, INC.	Oil	53828
42-317-42431	DE3 OPERATING LLC
42-317-42432	OVERFLOW ENERGY PERMIAN, LLC	Gas
42-317-42433	PEARLSNAP MIDSTREAM, LLC
42-317-42434	PEARLSNAP MIDSTREAM, LLC
42-317-42435	PEARLSNAP MIDSTREAM, LLC
42-317-42436	PEARLSNAP MIDSTREAM, LLC
42-317-42437	PEARLSNAP MIDSTREAM, LLC
42-317-42438	PEARLSNAP MIDSTREAM, LLC
42-317-42439	GUIDON ENERGY MGMT SERVICES LLC	Oil	54290
42-317-42440	GUIDON ENERGY MGMT SERVICES LLC	Oil	54290
42-317-42441	GUIDON ENERGY MGMT SERVICES LLC	Oil	54290
42-317-42442	GUIDON ENERGY MGMT SERVICES LLC	Oil	54290
42-317-42443	GUIDON ENERGY MGMT SERVICES LLC
42-317-42444	GUIDON ENERGY MGMT SERVICES LLC	Oil	54290
42-317-42445	GUIDON ENERGY MGMT SERVICES LLC	Oil
42-317-42446	GUIDON ENERGY MGMT SERVICES LLC	Oil
42-317-42447	TEJAS PERMIAN OPERATING, LLC
42-317-42448	JUNCTION RESOURCES OP, LLC
42-317-42449	Sm Energy Company	Oil	54179
42-317-42450	Lario Oil & Gas Company
42-317-42451	Lario Oil & Gas Company
42-317-42452	Lario Oil & Gas Company
42-317-42453	Lario Oil & Gas Company
42-317-42454	XTO ENERGY INC.	Oil	54002
42-317-42455	XTO ENERGY INC.	Oil	54002
42-317-42456	XTO ENERGY INC.	Oil	54002
42-317-42457	XTO ENERGY INC.	Oil	54002
42-317-42458	XTO ENERGY INC.	Oil	54002
42-317-42459	XTO ENERGY INC.	Oil	54002
42-317-42460	XTO ENERGY INC.	Oil	54002
42-317-42461	XTO ENERGY INC.	Oil	54002
42-317-42462	XTO ENERGY INC.	Oil	54002
42-317-42463	XTO ENERGY INC.	Oil	54002
42-317-42464	SOLARIS WATER MIDSTREAM, LLC
42-317-42465	XTO ENERGY INC.	Oil	54002
42-317-42466	XTO ENERGY INC.	Oil	54002
42-317-42467	XTO ENERGY INC.	Oil	54002
42-317-42468	XTO ENERGY INC.	Oil	54002
42-317-42469	XTO ENERGY INC.	Oil	54002
42-317-42470	XTO ENERGY INC.	Oil	54167
42-317-42471	XTO ENERGY INC.	Oil	54167
42-317-42472	XTO ENERGY INC.	Oil	54167
42-317-42473	XTO ENERGY INC.	Oil	54167
42-317-42474	XTO ENERGY INC.	Oil	54167
42-317-42475	XTO ENERGY INC.	Oil	54167
42-317-42476	XTO ENERGY INC.	Oil	54167
42-317-42477	XTO ENERGY INC.	Oil	54167
42-317-42478	XTO ENERGY INC.	Oil	54167
42-317-42479	XTO ENERGY INC.	Oil	54167
42-317-42480	XTO ENERGY INC.
42-317-42481	XTO ENERGY INC.
42-317-42482	XTO ENERGY INC.	Oil	54167
42-317-42483	XTO ENERGY INC.	Oil	54167
42-317-42484	XTO ENERGY INC.	Oil	54167
42-317-42485	QEP ENERGY COMPANY
42-317-42486	QEP ENERGY COMPANY
42-317-42487	QEP ENERGY COMPANY
42-317-42488	QEP ENERGY COMPANY
42-317-42489	QEP ENERGY COMPANY
42-317-42490	QEP ENERGY COMPANY
42-317-42491	QEP ENERGY COMPANY
42-317-42492
42-317-42493	XTO ENERGY INC.	Oil	54523
42-317-42494	XTO ENERGY INC.	Oil	54523
42-317-42495	XTO ENERGY INC.	Oil	54523
42-317-42496	CROWNQUEST OPERATING, LLC
42-317-42497	CROWNQUEST OPERATING, LLC
42-317-42498	CROWNQUEST OPERATING, LLC
42-317-42499	CROWNQUEST OPERATING, LLC
42-317-42500	CHEVRON U. S. A. INC.	Oil	54187
42-317-42501	CHEVRON U. S. A. INC.	Oil	54187
42-317-42502	CHEVRON U. S. A. INC.	Oil	54187
42-317-42503	CROWNQUEST OPERATING, LLC
42-317-42504	CROWNQUEST OPERATING, LLC
42-317-42505	CROWNQUEST OPERATING, LLC
42-317-42506	Sm Energy Company	Oil	54447
42-317-42507	Sm Energy Company	Oil
42-317-42508	Sm Energy Company	Oil	54478
42-317-42509	Lario Oil & Gas Company	Oil	54314
42-317-42511	ENVIRONMENTAL DISPOSAL SYSTEMS
42-317-42512	Lario Oil & Gas Company
42-317-42513	Lario Oil & Gas Company
42-317-42514	ON POINT OILFIELD OPERATIONS LLC
42-317-42515	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-42516	OCCIDENTAL PERMIAN LTD.	Oil	40691
42-317-42517	CROWNQUEST OPERATING, LLC
42-317-42518	CROWNQUEST OPERATING, LLC
42-317-42519	CROWNQUEST OPERATING, LLC
42-317-42520	PETROLEGACY ENERGY II, LLC
42-317-42521	PETROLEGACY ENERGY II, LLC
42-317-42522	PETROLEGACY ENERGY II, LLC
42-317-42523	PETROLEGACY ENERGY II, LLC
42-317-42524	CROWNQUEST OPERATING, LLC
42-317-42525	CROWNQUEST OPERATING, LLC
42-317-42526	CROWNQUEST OPERATING, LLC
42-317-42527	BIRCH OPERATIONS, INC.
42-317-42528	PARSLEY ENERGY OPERATIONS, LLC
42-317-42529	PARSLEY ENERGY OPERATIONS, LLC
42-317-42530	PARSLEY ENERGY OPERATIONS, LLC
42-317-42531	PARSLEY ENERGY OPERATIONS, LLC
42-317-42532	OVINTIV USA INC.	Oil	54011
42-317-42533	FED OPERATING LLC
42-317-42534	Lario Oil & Gas Company
42-317-42535	Legacy Reserves Operating LP
42-317-42536	TEJAS PERMIAN OPERATING, LLC
42-317-42537	TEJAS PERMIAN OPERATING, LLC
42-317-42538	CHEVRON U. S. A. INC.	Oil	54484
42-317-42539	CHEVRON U. S. A. INC.
42-317-42540	CHEVRON U. S. A. INC.	Oil	54484
42-317-42541	CHEVRON U. S. A. INC.	Oil	54484
42-317-42542	CHEVRON U. S. A. INC.	Oil	54484
42-317-42543	Sm Energy Company	Oil	54511
42-317-42544	Sm Energy Company	Oil	54511
42-317-42545	Sm Energy Company	Oil	54551
42-317-42546	ECHO VALLEY PETROLEUM SRVCS, LLC
42-317-42547	Sm Energy Company	Oil	51911
42-317-42548	Sm Energy Company	Oil	51911
42-317-42549	Sm Energy Company	Oil	51911
42-317-42550	Sm Energy Company	Oil	51911
42-317-42551	PIONEER NATURAL RES. USA, INC.	Oil	54332
42-317-42552	PIONEER NATURAL RES. USA, INC.	Oil	54381
42-317-42553	PIONEER NATURAL RES. USA, INC.	Oil	54438
42-317-42554	PIONEER NATURAL RES. USA, INC.	Oil	54439
42-317-42555	Lario Oil & Gas Company
42-317-42556	Lario Oil & Gas Company
42-317-42557	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42558	PARSLEY ENERGY OPERATIONS, LLC
42-317-42559	PARSLEY ENERGY OPERATIONS, LLC
42-317-42560	PARSLEY ENERGY OPERATIONS, LLC
42-317-42561	PARSLEY ENERGY OPERATIONS, LLC
42-317-42562	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-42564	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42565	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42566	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42568	DE3 OPERATING LLC	Oil	54209
42-317-42569	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42570	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42571	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42573	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54221
42-317-42574	DE3 OPERATING LLC	Oil	54201
42-317-42575	DE3 OPERATING LLC	Oil	54201
42-317-42576	CROWNQUEST OPERATING, LLC
42-317-42577	CROWNQUEST OPERATING, LLC
42-317-42578	CROWNQUEST OPERATING, LLC
42-317-42579	CROWNQUEST OPERATING, LLC
42-317-42580	FED OPERATING LLC
42-317-42581	OVINTIV USA INC.	Oil	54470
42-317-42582	ENCANA OIL & GAS(USA) INC.
42-317-42583	OVINTIV USA INC.	Oil	54470
42-317-42584	OVINTIV USA INC.	Oil	54467
42-317-42585	OVINTIV USA INC.	Oil	54467
42-317-42586	OVINTIV USA INC.	Oil	54468
42-317-42587	OVINTIV USA INC.	Oil	54468
42-317-42588	DE3 OPERATING LLC
42-317-42589	OVINTIV USA INC.	Oil	54471
42-317-42590	OVINTIV USA INC.	Oil	54471
42-317-42591	OVINTIV USA INC.	Oil	54469
42-317-42592	OVINTIV USA INC.	Oil	54469
42-317-42593	OVINTIV USA INC.	Oil	54469
42-317-42594	OVINTIV USA INC.	Oil	54472
42-317-42595	OVINTIV USA INC.	Oil	54472
42-317-42596	PIONEER NATURAL RES. USA, INC.
42-317-42597	PIONEER NATURAL RES. USA, INC.
42-317-42598	PIONEER NATURAL RES. USA, INC.
42-317-42599	TEJAS PERMIAN OPERATING, LLC
42-317-42600	TEJAS PERMIAN OPERATING, LLC
42-317-42601	TEJAS PERMIAN OPERATING, LLC
42-317-42602	DIAMONDBACK E&P LLC
42-317-42603	DIAMONDBACK E&P LLC
42-317-42604	DIAMONDBACK E&P LLC
42-317-42605	DIAMONDBACK E&P LLC
42-317-42606	DIAMONDBACK E&P LLC
42-317-42607	DIAMONDBACK E&P LLC	Oil
42-317-42608	DIAMONDBACK E&P LLC
42-317-42609	DIAMONDBACK E&P LLC
42-317-42610	DIAMONDBACK E&P LLC
42-317-42611	DIAMONDBACK E&P LLC
42-317-42612	GUIDON ENERGY MGMT SERVICES LLC	Oil	54290
42-317-42613	BIRCH OPERATIONS, INC.
42-317-42614	BIRCH OPERATIONS, INC.
42-317-42615	BIRCH OPERATIONS, INC.
42-317-42616	BIRCH OPERATIONS, INC.
42-317-42617	BIRCH OPERATIONS, INC.
42-317-42618	BIRCH OPERATIONS, INC.
42-317-42619	BIRCH OPERATIONS, INC.
42-317-42620	BIRCH OPERATIONS, INC.
42-317-42621	BIRCH OPERATIONS, INC.
42-317-42622	BIRCH OPERATIONS, INC.
42-317-42623	BIRCH OPERATIONS, INC.
42-317-42624	BIRCH OPERATIONS, INC.
42-317-42625	BIRCH OPERATIONS, INC.
42-317-42626	BIRCH OPERATIONS, INC.
42-317-42627	BIRCH OPERATIONS, INC.
42-317-42628	BIRCH OPERATIONS, INC.
42-317-42629	BIRCH OPERATIONS, INC.
42-317-42630	BIRCH OPERATIONS, INC.
42-317-42631	BIRCH OPERATIONS, INC.
42-317-42632	PARSLEY ENERGY OPERATIONS, LLC
42-317-42633	PARSLEY ENERGY OPERATIONS, LLC
42-317-42634	PARSLEY ENERGY OPERATIONS, LLC
42-317-42635	PARSLEY ENERGY OPERATIONS, LLC
42-317-42636	PARSLEY ENERGY OPERATIONS, LLC
42-317-42637	PARSLEY ENERGY OPERATIONS, LLC
42-317-42638	PARSLEY ENERGY OPERATIONS, LLC
42-317-42639	Lario Oil & Gas Company	Oil	54170
42-317-42640	Lario Oil & Gas Company	Oil	54518
42-317-42641	Lario Oil & Gas Company
42-317-42642	Lario Oil & Gas Company
42-317-42643	PIONEER NATURAL RES. USA, INC.	Oil	54420
42-317-42644	PIONEER NATURAL RES. USA, INC.	Oil	54421
42-317-42645	PIONEER NATURAL RES. USA, INC.	Oil	54417
42-317-42646	PIONEER NATURAL RES. USA, INC.	Oil	54418
42-317-42647	PIONEER NATURAL RES. USA, INC.	Oil	54419
42-317-42648	TAURUS LONE RANGER LLC	Oil	54180
42-317-42649	Lario Oil & Gas Company
42-317-42650	Lario Oil & Gas Company
42-317-42651	GUIDON ENERGY MGMT SERVICES LLC
42-317-42652	GUIDON ENERGY MGMT SERVICES LLC
42-317-42653	GUIDON ENERGY MGMT SERVICES LLC
42-317-42654	CROWNQUEST OPERATING, LLC
42-317-42655	XTO ENERGY INC.
42-317-42656	GUIDON ENERGY MGMT SERVICES LLC
42-317-42657	GUIDON ENERGY MGMT SERVICES LLC
42-317-42658	GUIDON ENERGY MGMT SERVICES LLC
42-317-42659	GUIDON ENERGY MGMT SERVICES LLC
42-317-42660	GUIDON ENERGY MGMT SERVICES LLC
42-317-42661	DE3 OPERATING LLC
42-317-42662	PETROLEGACY ENERGY II, LLC
42-317-42663	PETROLEGACY ENERGY II, LLC
42-317-42664	PETROLEGACY ENERGY II, LLC
42-317-42665	PETROLEGACY ENERGY II, LLC
42-317-42666	FED OPERATING LLC
42-317-42667	FED OPERATING LLC
42-317-42668	DIAMONDBACK E&P LLC
42-317-42669	DIAMONDBACK E&P LLC
42-317-42670	DIAMONDBACK E&P LLC
42-317-42671	DIAMONDBACK E&P LLC
42-317-42672	CROWNQUEST OPERATING, LLC
42-317-42673	CROWNQUEST OPERATING, LLC
42-317-42674	CROWNQUEST OPERATING, LLC
42-317-42675	CROWNQUEST OPERATING, LLC
42-317-42676	CROWNQUEST OPERATING, LLC
42-317-42677	CROWNQUEST OPERATING, LLC
42-317-42678	CROWNQUEST OPERATING, LLC
42-317-42679	CROWNQUEST OPERATING, LLC
42-317-42680	CROWNQUEST OPERATING, LLC
42-317-42681	CROWNQUEST OPERATING, LLC
42-317-42682	CROWNQUEST OPERATING, LLC
42-317-42683	CROWNQUEST OPERATING, LLC
42-317-42684	Lario Oil & Gas Company
42-317-42685	Lario Oil & Gas Company
42-317-42686	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42687	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42688	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42689	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42690	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42691	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42692	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42693	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42694	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42695	PETROLEGACY ENERGY II, LLC
42-317-42696	GUIDON ENERGY MGMT SERVICES LLC
42-317-42697	ECHO VALLEY PETROLEUM SRVCS, LLC
42-317-42698	GUIDON ENERGY MGMT SERVICES LLC
42-317-42699	GUIDON ENERGY MGMT SERVICES LLC
42-317-42700	GUIDON ENERGY MGMT SERVICES LLC
42-317-42701	GUIDON ENERGY MGMT SERVICES LLC
42-317-42702	GUIDON ENERGY MGMT SERVICES LLC
42-317-42703	GUIDON ENERGY MGMT SERVICES LLC
42-317-42704	OCCIDENTAL PERMIAN LTD.
42-317-42705	TEJAS PERMIAN OPERATING, LLC
42-317-42706	DIAMONDBACK E&P LLC
42-317-42707	DIAMONDBACK E&P LLC
42-317-42708	DIAMONDBACK E&P LLC
42-317-42709	GUIDON ENERGY MGMT SERVICES LLC
42-317-42710	DIAMONDBACK E&P LLC
42-317-42711	XTO ENERGY INC.	Oil	49653
42-317-42712	DIAMONDBACK E&P LLC
42-317-42713	DIAMONDBACK E&P LLC
42-317-42714	DIAMONDBACK E&P LLC
42-317-42715	BIRCH OPERATIONS, INC.
42-317-42716	DIAMONDBACK E&P LLC
42-317-42717	BIRCH OPERATIONS, INC.
42-317-42718	BIRCH OPERATIONS, INC.
42-317-42719	BIRCH OPERATIONS, INC.
42-317-42720	BIRCH OPERATIONS, INC.
42-317-42721	BIRCH OPERATIONS, INC.
42-317-42722	BIRCH OPERATIONS, INC.
42-317-42723	BIRCH OPERATIONS, INC.
42-317-42724	BIRCH OPERATIONS, INC.
42-317-42725	BIRCH OPERATIONS, INC.
42-317-42726	BIRCH OPERATIONS, INC.
42-317-42727	BIRCH OPERATIONS, INC.
42-317-42728	BIRCH OPERATIONS, INC.
42-317-42729	BIRCH OPERATIONS, INC.
42-317-42730	BIRCH OPERATIONS, INC.
42-317-42731	BIRCH OPERATIONS, INC.
42-317-42732	DIAMONDBACK E&P LLC
42-317-42733	DIAMONDBACK E&P LLC
42-317-42734	DIAMONDBACK E&P LLC
42-317-42735	COG OPERATING LLC
42-317-42736	COG OPERATING LLC
42-317-42737	COG OPERATING LLC
42-317-42738	COG OPERATING LLC
42-317-42739	COG OPERATING LLC
42-317-42740	COG OPERATING LLC
42-317-42741	COG OPERATING LLC
42-317-42742	PARSLEY ENERGY OPERATIONS, LLC
42-317-42743	PARSLEY ENERGY OPERATIONS, LLC
42-317-42744	PARSLEY ENERGY OPERATIONS, LLC
42-317-42746	ENVIRONMENTAL DISPOSAL SYSTEMS
42-317-42747	ENCANA OIL & GAS(USA) INC.
42-317-42748	ENCANA OIL & GAS(USA) INC.
42-317-42749	ENCANA OIL & GAS(USA) INC.
42-317-42750	ENCANA OIL & GAS(USA) INC.
42-317-42751	ENCANA OIL & GAS(USA) INC.
42-317-42752	DIAMONDBACK E&P LLC
42-317-42753	DIAMONDBACK E&P LLC
42-317-42754	DIAMONDBACK E&P LLC
42-317-42755	ENVIRONMENTAL DISPOSAL SYSTEMS
42-317-42756	PARSLEY ENERGY OPERATIONS, LLC
42-317-42757	PARSLEY ENERGY OPERATIONS, LLC
42-317-42758	PARSLEY ENERGY OPERATIONS, LLC
42-317-42759	PARSLEY ENERGY OPERATIONS, LLC
42-317-42760	PARSLEY ENERGY OPERATIONS, LLC
42-317-42761	ENCANA OIL & GAS(USA) INC.
42-317-42762	ENCANA OIL & GAS(USA) INC.
42-317-42763	ENCANA OIL & GAS(USA) INC.
42-317-42764	ENCANA OIL & GAS(USA) INC.
42-317-42765	ENCANA OIL & GAS(USA) INC.
42-317-42766	ENCANA OIL & GAS(USA) INC.
42-317-42767	ENCANA OIL & GAS(USA) INC.
42-317-42768	ENCANA OIL & GAS(USA) INC.
42-317-42769	ENCANA OIL & GAS(USA) INC.
42-317-42770	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54210
42-317-42771	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54210
42-317-42772	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54210
42-317-42773	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54210
42-317-42774	QEP ENERGY COMPANY
42-317-42775	DE3 OPERATING LLC	Oil	54534
42-317-42776	DE3 OPERATING LLC	Oil	54535
42-317-42777	DE3 OPERATING LLC	Oil	54543
42-317-42778	OCCIDENTAL PERMIAN LTD.
42-317-42779	OCCIDENTAL PERMIAN LTD.
42-317-42780	OCCIDENTAL PERMIAN LTD.
42-317-42781	COG OPERATING LLC
42-317-42782	COG OPERATING LLC
42-317-42783	COG OPERATING LLC
42-317-42784	COG OPERATING LLC
42-317-42785	COG OPERATING LLC
42-317-42786	COG OPERATING LLC
42-317-42787	COG OPERATING LLC
42-317-42788	COG OPERATING LLC
42-317-42789	COG OPERATING LLC
42-317-42790	COG OPERATING LLC
42-317-42791	COG OPERATING LLC
42-317-42792	COG OPERATING LLC
42-317-42793	COG OPERATING LLC
42-317-42794	Lario Oil & Gas Company
42-317-42795	Lario Oil & Gas Company
42-317-42796	DIAMONDBACK E&P LLC
42-317-42797	DIAMONDBACK E&P LLC
42-317-42798	DIAMONDBACK E&P LLC
42-317-42799	DIAMONDBACK E&P LLC
42-317-42800	OCCIDENTAL PERMIAN LTD.
42-317-42801	OCCIDENTAL PERMIAN LTD.
42-317-42802	OCCIDENTAL PERMIAN LTD.
42-317-42803	BIRCH OPERATIONS, INC.
42-317-42804	BIRCH OPERATIONS, INC.
42-317-42805	BIRCH OPERATIONS, INC.
42-317-42806	BIRCH OPERATIONS, INC.
42-317-42807	BIRCH OPERATIONS, INC.
42-317-42808	BIRCH OPERATIONS, INC.
42-317-42809	BIRCH OPERATIONS, INC.
42-317-42810	BIRCH OPERATIONS, INC.
42-317-42811	BIRCH OPERATIONS, INC.
42-317-42812	BIRCH OPERATIONS, INC.
42-317-42813	BIRCH OPERATIONS, INC.
42-317-42814	BIRCH OPERATIONS, INC.
42-317-42815	BIRCH OPERATIONS, INC.
42-317-42816	BIRCH OPERATIONS, INC.
42-317-42817	BIRCH OPERATIONS, INC.
42-317-42818	BIRCH OPERATIONS, INC.
42-317-42819	CROWNQUEST OPERATING, LLC
42-317-42820	BIRCH OPERATIONS, INC.
42-317-42821	BIRCH OPERATIONS, INC.
42-317-42822	BIRCH OPERATIONS, INC.
42-317-42823	BIRCH OPERATIONS, INC.
42-317-42824	BIRCH OPERATIONS, INC.
42-317-42825	BIRCH OPERATIONS, INC.
42-317-42826	BIRCH OPERATIONS, INC.
42-317-42827	BIRCH OPERATIONS, INC.
42-317-42828	BIRCH OPERATIONS, INC.
42-317-42829	BIRCH OPERATIONS, INC.
42-317-42830	Lario Oil & Gas Company
42-317-42831	Legacy Reserves Operating LP
42-317-42832	GUIDON ENERGY MGMT SERVICES LLC
42-317-42833	GUIDON ENERGY MGMT SERVICES LLC
42-317-42834	GUIDON ENERGY MGMT SERVICES LLC
42-317-42835	GUIDON ENERGY MGMT SERVICES LLC
42-317-42836	GUIDON ENERGY MGMT SERVICES LLC
42-317-42837	GUIDON ENERGY MGMT SERVICES LLC
42-317-42838	GUIDON ENERGY MGMT SERVICES LLC
42-317-42839	GUIDON ENERGY MGMT SERVICES LLC
42-317-42840	OCCIDENTAL PERMIAN LTD.
42-317-42841	OCCIDENTAL PERMIAN LTD.
42-317-42842	OCCIDENTAL PERMIAN LTD.
42-317-42843	OCCIDENTAL PERMIAN LTD.
42-317-42844	OCCIDENTAL PERMIAN LTD.
42-317-42845	OCCIDENTAL PERMIAN LTD.
42-317-42846	OCCIDENTAL PERMIAN LTD.
42-317-42847	OCCIDENTAL PERMIAN LTD.
42-317-42848	OCCIDENTAL PERMIAN LTD.
42-317-42849	OCCIDENTAL PERMIAN LTD.
42-317-42850	OCCIDENTAL PERMIAN LTD.
42-317-42851	OCCIDENTAL PERMIAN LTD.
42-317-42852	OCCIDENTAL PERMIAN LTD.
42-317-42853	OCCIDENTAL PERMIAN LTD.
42-317-42854	OCCIDENTAL PERMIAN LTD.
42-317-42855	PIONEER NATURAL RES. USA, INC.
42-317-42856	PIONEER NATURAL RES. USA, INC.
42-317-42857	PIONEER NATURAL RES. USA, INC.
42-317-42858	PIONEER NATURAL RES. USA, INC.
42-317-42859	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42860	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42861	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42862	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42863	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42864	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42865	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42866	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42867	ENDEAVOR ENERGY RESOURCES L.P.	Oil	54515
42-317-42868	Legacy Reserves Operating LP
42-317-42869	ELEMENT PETROLEUM OP III, LLC
42-317-42870	ELEMENT PETROLEUM OP III, LLC
42-317-42871	ELEMENT PETROLEUM OP III, LLC
42-317-42872	Lario Oil & Gas Company
42-317-42873	PARSLEY ENERGY OPERATIONS, LLC
42-317-42874	PARSLEY ENERGY OPERATIONS, LLC
42-317-42875	PARSLEY ENERGY OPERATIONS, LLC
42-317-42876	PARSLEY ENERGY OPERATIONS, LLC
42-317-42877	Lario Oil & Gas Company
42-317-42878	Lario Oil & Gas Company
42-317-42879	PARSLEY ENERGY OPERATIONS, LLC
42-317-42880	PARSLEY ENERGY OPERATIONS, LLC
42-317-42881	COG OPERATING LLC
42-317-42882	COG OPERATING LLC
42-317-42883	COG OPERATING LLC
42-317-42884	COG OPERATING LLC
42-317-42885	XTO ENERGY INC.
42-317-42886	XTO ENERGY INC.
42-317-42887	XTO ENERGY INC.
42-317-42888	DIAMONDBACK E&P LLC
42-317-42889	DIAMONDBACK E&P LLC
42-317-42890	DIAMONDBACK E&P LLC
42-317-42891	DIAMONDBACK E&P LLC
42-317-42892	PIONEER NATURAL RES. USA, INC.
42-317-42893	PIONEER NATURAL RES. USA, INC.
42-317-42894	PIONEER NATURAL RES. USA, INC.	Oil	54530
42-317-42895	PIONEER NATURAL RES. USA, INC.	Oil	54531
42-317-42896	PIONEER NATURAL RES. USA, INC.	Oil	54532
42-317-42897	PIONEER NATURAL RES. USA, INC.	Oil
42-317-42898	PIONEER NATURAL RES. USA, INC.	Oil
42-317-42899	XTO ENERGY INC.
42-317-42900	XTO ENERGY INC.
42-317-42901	PIONEER NATURAL RES. USA, INC.	Oil	54533
42-317-42902	PIONEER NATURAL RES. USA, INC.
42-317-42903	PIONEER NATURAL RES. USA, INC.
42-317-42904	XTO ENERGY INC.
42-317-42905	XTO ENERGY INC.
42-317-42906	PIONEER NATURAL RES. USA, INC.
42-317-42907	XTO ENERGY INC.
42-317-42908	XTO ENERGY INC.
42-317-42909	XTO ENERGY INC.
42-317-42910	XTO ENERGY INC.
42-317-42911	XTO ENERGY INC.
42-317-42912	XTO ENERGY INC.
42-317-42913	XTO ENERGY INC.
42-317-42914	XTO ENERGY INC.
42-317-42915	PIONEER NATURAL RES. USA, INC.
42-317-42916	PIONEER NATURAL RES. USA, INC.
42-317-42917	PIONEER NATURAL RES. USA, INC.
42-317-42918	PIONEER NATURAL RES. USA, INC.
42-317-42919	PIONEER NATURAL RES. USA, INC.
42-317-42920	PIONEER NATURAL RES. USA, INC.
42-317-42921	ELEMENT PETROLEUM OP III, LLC
42-317-42922	PIONEER NATURAL RES. USA, INC.
42-317-42923	PETROLEGACY ENERGY II, LLC
42-317-42924	PETROLEGACY ENERGY II, LLC
42-317-42925	DE3 OPERATING LLC
42-317-42926	DE3 OPERATING LLC
42-317-42927	DE3 OPERATING LLC
42-317-42928	DE3 OPERATING LLC
42-317-42929	DE3 OPERATING LLC
42-317-42930	DE3 OPERATING LLC
42-317-42931	DE3 OPERATING LLC
42-317-42932	DE3 OPERATING LLC
42-317-42933	DE3 OPERATING LLC
42-317-42934	DE3 OPERATING LLC
42-317-42935	PETROLEGACY ENERGY II, LLC
42-317-42936	DIAMONDBACK E&P LLC
42-317-42937	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42938	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42939	DIAMONDBACK E&P LLC
42-317-42940	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42941	DIAMONDBACK E&P LLC
42-317-42942	DIAMONDBACK E&P LLC
42-317-42943	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42944	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42945	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42946	ENDEAVOR ENERGY RESOURCES L.P.
42-317-42947	PIONEER NATURAL RES. USA, INC.
42-317-42948	PIONEER NATURAL RES. USA, INC.
42-317-42949	PIONEER NATURAL RES. USA, INC.
42-317-42950	PIONEER NATURAL RES. USA, INC.
42-317-42951	PIONEER NATURAL RES. USA, INC.
42-317-42952	PIONEER NATURAL RES. USA, INC.
42-317-42953	XTO ENERGY INC.
42-317-42954	XTO ENERGY INC.
42-317-42955	XTO ENERGY INC.
42-317-42956	PIONEER NATURAL RES. USA, INC.
42-317-42957	PIONEER NATURAL RES. USA, INC.
42-317-42958	PIONEER NATURAL RES. USA, INC.
42-317-42959	PIONEER NATURAL RES. USA, INC.
42-317-42960	XTO ENERGY INC.
42-317-42961	XTO ENERGY INC.
42-317-42962	XTO ENERGY INC.
42-317-42963	XTO ENERGY INC.
42-317-42964	XTO ENERGY INC.
42-317-42965	XTO ENERGY INC.
42-317-42966	XTO ENERGY INC.
42-317-42967	PIONEER NATURAL RES. USA, INC.
42-317-42968	PIONEER NATURAL RES. USA, INC.
42-317-42969	PIONEER NATURAL RES. USA, INC.
42-317-42970	PIONEER NATURAL RES. USA, INC.
42-317-42971	XTO ENERGY INC.
42-317-42972	XTO ENERGY INC.
42-317-42973	Legacy Reserves Operating LP
42-317-42974	XTO ENERGY INC.
42-317-42975	XTO ENERGY INC.
42-317-42976	XTO ENERGY INC.
42-317-42977	DIAMONDBACK E&P LLC
42-317-42978	ENVIRONMENTAL DISPOSAL SYSTEMS
42-317-42979	DIAMONDBACK E&P LLC
42-317-42980	DIAMONDBACK E&P LLC
42-317-42981	DIAMONDBACK E&P LLC
42-317-42982	DIAMONDBACK E&P LLC
42-317-42983	XTO ENERGY INC.
42-317-42984	Lario Oil & Gas Company
42-317-42985	Lario Oil & Gas Company
42-317-42986	XTO ENERGY INC.
42-317-42987	XTO ENERGY INC.
42-317-42988	XTO ENERGY INC.
42-317-42989	XTO ENERGY INC.
42-317-42990	XTO ENERGY INC.
42-317-42991	XTO ENERGY INC.
42-317-42992	XTO ENERGY INC.
42-317-42993	XTO ENERGY INC.
42-317-42994	XTO ENERGY INC.
42-317-42995	XTO ENERGY INC.
42-317-42996	XTO ENERGY INC.
42-317-42997	PIONEER NATURAL RES. USA, INC.
42-317-42998	PIONEER NATURAL RES. USA, INC.
42-317-42999	PIONEER NATURAL RES. USA, INC.
42-317-43000	XTO ENERGY INC.
42-317-43001	XTO ENERGY INC.
42-317-43002	XTO ENERGY INC.
42-317-43003	PARSLEY ENERGY OPERATIONS, LLC	Oil	54356
42-317-43004	PARSLEY ENERGY OPERATIONS, LLC
42-317-43005	PARSLEY ENERGY OPERATIONS, LLC
42-317-43006	DIAMONDBACK E&P LLC
42-317-43007	ELEMENT PETROLEUM OP III, LLC
42-317-43008	PARSLEY ENERGY OPERATIONS, LLC
42-317-43009	Lario Oil & Gas Company
42-317-43010	Lario Oil & Gas Company
42-317-43011	FORTRESS OPERATING COMPANY LLC
42-317-43012	FORTRESS OPERATING COMPANY LLC
42-317-43013	FORTRESS OPERATING COMPANY LLC
42-317-43014	FORTRESS OPERATING COMPANY LLC
42-317-43015	Lario Oil & Gas Company
42-317-43016	Lario Oil & Gas Company
42-317-43017	CROWNQUEST OPERATING, LLC
42-317-43018	LONE TREE ENVIRO SYSTEMS LLC
42-317-43019	DIAMONDBACK E&P LLC
42-317-43020	DIAMONDBACK E&P LLC
42-317-43021	DIAMONDBACK E&P LLC
42-317-43022	DIAMONDBACK E&P LLC
42-317-43023	DIAMONDBACK E&P LLC
42-317-43024	DIAMONDBACK E&P LLC
42-317-43025	COG OPERATING LLC
42-317-43026	COG OPERATING LLC
42-317-43027	COG OPERATING LLC
42-317-43028	COG OPERATING LLC
42-317-43029	COG OPERATING LLC
42-317-43030	COG OPERATING LLC
42-317-43031	COG OPERATING LLC
42-317-43032	COG OPERATING LLC
42-317-43033	COG OPERATING LLC
42-317-43034	COG OPERATING LLC
42-317-43035	GUIDON ENERGY MGMT SERVICES LLC
42-317-43036	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43037	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43038	GUIDON ENERGY MGMT SERVICES LLC
42-317-43039	GUIDON ENERGY MGMT SERVICES LLC
42-317-43040	GUIDON ENERGY MGMT SERVICES LLC
42-317-43041	BIRCH OPERATIONS, INC.
42-317-43042	BIRCH OPERATIONS, INC.
42-317-43043	BIRCH OPERATIONS, INC.
42-317-43044	BIRCH OPERATIONS, INC.
42-317-43045	BIRCH OPERATIONS, INC.
42-317-43046	BIRCH OPERATIONS, INC.
42-317-43047	BIRCH OPERATIONS, INC.
42-317-43048	BIRCH OPERATIONS, INC.
42-317-43049	BIRCH OPERATIONS, INC.
42-317-43050	BIRCH OPERATIONS, INC.
42-317-43051	BIRCH OPERATIONS, INC.
42-317-43052	BIRCH OPERATIONS, INC.
42-317-43053	BIRCH OPERATIONS, INC.
42-317-43054	BIRCH OPERATIONS, INC.
42-317-43055	BIRCH OPERATIONS, INC.
42-317-43056	BIRCH OPERATIONS, INC.
42-317-43057	COG OPERATING LLC
42-317-43058	COG OPERATING LLC
42-317-43059	COG OPERATING LLC
42-317-43060	COG OPERATING LLC
42-317-43061	COG OPERATING LLC
42-317-43062	COG OPERATING LLC
42-317-43063	Lario Oil & Gas Company
42-317-43064	DIAMONDBACK E&P LLC
42-317-43065	DIAMONDBACK E&P LLC
42-317-43066	DIAMONDBACK E&P LLC
42-317-43067	Legacy Reserves Operating LP
42-317-43068	Sm Energy Company
42-317-43069	Sm Energy Company
42-317-43070	Sm Energy Company
42-317-43071	PIONEER NATURAL RES. USA, INC.
42-317-43072	PIONEER NATURAL RES. USA, INC.
42-317-43073	PIONEER NATURAL RES. USA, INC.
42-317-43074	PIONEER NATURAL RES. USA, INC.
42-317-43075	Sm Energy Company
42-317-43076	Sm Energy Company
42-317-43077	Sm Energy Company
42-317-43078	OVINTIV USA INC.
42-317-43079	OVINTIV USA INC.
42-317-43080	OVINTIV USA INC.
42-317-43081	PIONEER NATURAL RES. USA, INC.
42-317-43082	PIONEER NATURAL RES. USA, INC.
42-317-43083	PIONEER NATURAL RES. USA, INC.
42-317-43084	OVINTIV USA INC.
42-317-43085	OVINTIV USA INC.
42-317-43086	OVINTIV USA INC.
42-317-43087	PIONEER NATURAL RES. USA, INC.
42-317-43088	OVINTIV USA INC.
42-317-43089	OVINTIV USA INC.
42-317-43090	OVINTIV USA INC.
42-317-43091	OVINTIV USA INC.
42-317-43092	OVINTIV USA INC.
42-317-43093	OVINTIV USA INC.
42-317-43097	DIAMONDBACK E&P LLC
42-317-43098	PIONEER NATURAL RES. USA, INC.
42-317-43099	PIONEER NATURAL RES. USA, INC.
42-317-43100	PIONEER NATURAL RES. USA, INC.
42-317-43101	PIONEER NATURAL RES. USA, INC.
42-317-43102	PIONEER NATURAL RES. USA, INC.
42-317-43103	PIONEER NATURAL RES. USA, INC.
42-317-43104	DIAMONDBACK E&P LLC
42-317-43105	DIAMONDBACK E&P LLC
42-317-43106	CHEVRON U. S. A. INC.
42-317-43107	CHEVRON U. S. A. INC.
42-317-43108	CHEVRON U. S. A. INC.
42-317-43109	DIAMONDBACK E&P LLC
42-317-43110	DIAMONDBACK E&P LLC
42-317-43111	PIONEER NATURAL RES. USA, INC.
42-317-43112	PIONEER NATURAL RES. USA, INC.
42-317-43113	PIONEER NATURAL RES. USA, INC.
42-317-43114	PIONEER NATURAL RES. USA, INC.
42-317-43115	PIONEER NATURAL RES. USA, INC.
42-317-43116	PIONEER NATURAL RES. USA, INC.
42-317-43117	PIONEER NATURAL RES. USA, INC.
42-317-43118	PIONEER NATURAL RES. USA, INC.
42-317-43119	PIONEER NATURAL RES. USA, INC.
42-317-43120	PIONEER NATURAL RES. USA, INC.
42-317-43121	PIONEER NATURAL RES. USA, INC.
42-317-43122	Sm Energy Company
42-317-43123	Sm Energy Company
42-317-43124	Sm Energy Company
42-317-43125	PIONEER NATURAL RES. USA, INC.
42-317-43126	PIONEER NATURAL RES. USA, INC.
42-317-43127	PIONEER NATURAL RES. USA, INC.
42-317-43128	PIONEER NATURAL RES. USA, INC.
42-317-43129	PIONEER NATURAL RES. USA, INC.
42-317-43130	BIRCH OPERATIONS, INC.
42-317-43131	DIAMONDBACK E&P LLC
42-317-43132	DOUBLE DROP SWD, LLC
42-317-43133	Sm Energy Company
42-317-43134	Sm Energy Company
42-317-43135	Sm Energy Company
42-317-43136	Sm Energy Company
42-317-43137	ELEMENT PETROLEUM OP III, LLC
42-317-43138	Sm Energy Company
42-317-43139	ELEMENT PETROLEUM OP III, LLC
42-317-43140	DIAMONDBACK E&P LLC
42-317-43141	DIAMONDBACK E&P LLC
42-317-43142	DIAMONDBACK E&P LLC
42-317-43143	DIAMONDBACK E&P LLC
42-317-43144	CROWNQUEST OPERATING, LLC
42-317-43145	CROWNQUEST OPERATING, LLC
42-317-43146	COG OPERATING LLC
42-317-43147	COG OPERATING LLC
42-317-43148	COG OPERATING LLC
42-317-43149	COG OPERATING LLC
42-317-43150	COG OPERATING LLC
42-317-43151	CROWNQUEST OPERATING, LLC
42-317-43152	DIAMONDBACK E&P LLC
42-317-43153	DIAMONDBACK E&P LLC
42-317-43154	DIAMONDBACK E&P LLC
42-317-43155	DIAMONDBACK E&P LLC
42-317-43156	DIAMONDBACK E&P LLC
42-317-43157	DIAMONDBACK E&P LLC
42-317-43158	DIAMONDBACK E&P LLC
42-317-43159	DIAMONDBACK E&P LLC
42-317-43160	COG OPERATING LLC
42-317-43161	PIONEER NATURAL RES. USA, INC.
42-317-43162	PIONEER NATURAL RES. USA, INC.
42-317-43163	PARSLEY ENERGY OPERATIONS, LLC
42-317-43164	PARSLEY ENERGY OPERATIONS, LLC
42-317-43165	PARSLEY ENERGY OPERATIONS, LLC
42-317-43166	PARSLEY ENERGY OPERATIONS, LLC
42-317-43167	PARSLEY ENERGY OPERATIONS, LLC
42-317-43168	PARSLEY ENERGY OPERATIONS, LLC
42-317-43169	PARSLEY ENERGY OPERATIONS, LLC
42-317-43170	PARSLEY ENERGY OPERATIONS, LLC
42-317-43171	PIONEER NATURAL RES. USA, INC.
42-317-43172	PIONEER NATURAL RES. USA, INC.
42-317-43173	PIONEER NATURAL RES. USA, INC.
42-317-43174	PIONEER NATURAL RES. USA, INC.
42-317-43175	PIONEER NATURAL RES. USA, INC.
42-317-43176	ROFF OPERATING COMPANY, LLC
42-317-43177	GUIDON ENERGY MGMT SERVICES LLC
42-317-43178	GUIDON ENERGY MGMT SERVICES LLC
42-317-43179	LAYNE SWD, LLC
42-317-43180	Sm Energy Company
42-317-43181	Sm Energy Company
42-317-43182	Sm Energy Company
42-317-43183	Sm Energy Company
42-317-43184	PIONEER NATURAL RES. USA, INC.
42-317-43185	PIONEER NATURAL RES. USA, INC.
42-317-43186	PIONEER NATURAL RES. USA, INC.
42-317-43187	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43188	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43189	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43191	Sm Energy Company
42-317-43192	Sm Energy Company
42-317-43193	Sm Energy Company
42-317-43194	Sm Energy Company
42-317-43195	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43196	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43197	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43198	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43199	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43200	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43201	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43202	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43203	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43204	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43205	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43206	DIAMONDBACK E&P LLC
42-317-43207	ENDEAVOR ENERGY RESOURCES L.P.
42-317-43208	OVINTIV USA INC.
42-317-43209	OVINTIV USA INC.
42-317-43210	OVINTIV USA INC.
42-317-43211	OVINTIV USA INC.
42-317-43212	OVINTIV USA INC.
42-317-43213	OVINTIV USA INC.
42-317-43214	OVINTIV USA INC.
42-317-43215
42-317-43216
42-317-43217
42-317-43218
42-317-43219	CROWNQUEST OPERATING, LLC
42-317-43220	CROWNQUEST OPERATING, LLC
42-317-43221	DIAMONDBACK E&P LLC
42-317-43222	CROWNQUEST OPERATING, LLC
42-317-43223	CROWNQUEST OPERATING, LLC
42-317-43224	CROWNQUEST OPERATING, LLC
42-317-43225	CROWNQUEST OPERATING, LLC
42-317-43226	DIAMONDBACK E&P LLC
42-317-43227	DIAMONDBACK E&P LLC
42-317-43228	DIAMONDBACK E&P LLC
42-317-43229	CROWNQUEST OPERATING, LLC
42-317-43230	OCCIDENTAL PERMIAN LTD.
42-317-43231	CROWNQUEST OPERATING, LLC
42-317-43232	CROWNQUEST OPERATING, LLC
42-317-43233	CROWNQUEST OPERATING, LLC
42-317-43234	CROWNQUEST OPERATING, LLC
42-317-43235
42-317-43236	OCCIDENTAL PERMIAN LTD.
42-317-80000
42-317-80001
42-317-80002
42-317-80003
42-317-80004
42-317-80005
42-317-80006
42-317-80007
42-317-80008
42-317-80009
42-317-80010
42-317-80011
42-317-80012
42-317-80013
42-317-80014
42-317-80015
42-317-80016
42-317-80017
42-317-80018
42-317-80019
42-317-80020
42-317-80021
42-317-80022
42-317-80023
42-317-80024
42-317-80025
42-317-80026
42-317-80027
42-317-80028
42-317-80029
42-317-80030
42-317-80031
42-317-80032
42-317-80033
42-317-80034
42-317-80035
42-317-80036
42-317-80037
42-317-80038
42-317-80039
42-317-80040
42-317-80041
42-317-80042
42-317-80043
42-317-80044
42-317-80045	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80046
42-317-80047
42-317-80048
42-317-80049	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80050	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80051
42-317-80052	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80053	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80054
42-317-80055	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80056	WOOD & COCKBURN, INC.	Oil
42-317-80057
42-317-80058
42-317-80059	MWS PRODUCING, INC.	Oil
42-317-80060
42-317-80061
42-317-80062
42-317-80063
42-317-80064
42-317-80065
42-317-80066
42-317-80067
42-317-80068	TEXACO E & P INC.	Oil
42-317-80069
42-317-80070
42-317-80071
42-317-80072
42-317-80073
42-317-80074
42-317-80075
42-317-80076
42-317-80077	ENDEAVOR ENERGY RESOURCES L.P.	Oil
42-317-80078
42-317-80079
42-317-80080
42-317-80081
42-317-80082
42-317-80083
42-317-80084	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80085
42-317-80086	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80087	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80088	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80089
42-317-80090	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80091	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80092	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80093	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80094	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80095	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80096	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80097	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80098	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80099
42-317-80100	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80101	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80102	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80103	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80104	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80105
42-317-80106	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80107	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80108	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80109
42-317-80110	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80111	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80112	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80113	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80114	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80115	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80116	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80117	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80118	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80119	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80120	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80121	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80122	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80123
42-317-80124
42-317-80125	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80126	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80127	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80128	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80129	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80130	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80131	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80132	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80133	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80134	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80135	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80136	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80137	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80138	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80139	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80140
42-317-80141
42-317-80142	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80143	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80144	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80145
42-317-80146	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80147	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80148	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80149	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80150	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80151	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80152	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80153	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80154
42-317-80155
42-317-80156	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80157
42-317-80158	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80159	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80160	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80161	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80162	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80163	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80164	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80165
42-317-80166
42-317-80167	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80168	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80169	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80170	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80171	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80172	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80173	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80174	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80175	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80176	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80177	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80178	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80179
42-317-80180
42-317-80181
42-317-80182	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80183	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80184	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80185	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80186
42-317-80187
42-317-80188
42-317-80189	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80190	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80191
42-317-80192	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80193	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80194	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80195	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80196	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80197
42-317-80198	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80199	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80200
42-317-80201
42-317-80202
42-317-80203
42-317-80204
42-317-80205
42-317-80206
42-317-80207
42-317-80208
42-317-80209
42-317-80210
42-317-80211
42-317-80212
42-317-80213
42-317-80214
42-317-80215
42-317-80216
42-317-80217
42-317-80218
42-317-80219
42-317-80220
42-317-80221
42-317-80222
42-317-80223
42-317-80224
42-317-80225
42-317-80226
42-317-80227
42-317-80228
42-317-80229
42-317-80230
42-317-80231
42-317-80232
42-317-80233
42-317-80234
42-317-80235
42-317-80236
42-317-80237
42-317-80238
42-317-80239
42-317-80240
42-317-80241
42-317-80242
42-317-80243
42-317-80244
42-317-80245
42-317-80246
42-317-80247
42-317-80248
42-317-80249
42-317-80250
42-317-80251
42-317-80252
42-317-80253
42-317-80254
42-317-80255
42-317-80256
42-317-80257
42-317-80258
42-317-80259
42-317-80260
42-317-80261
42-317-80262
42-317-80263
42-317-80264
42-317-80265
42-317-80266
42-317-80267
42-317-80268
42-317-80269
42-317-80270
42-317-80271
42-317-80272
42-317-80273
42-317-80274
42-317-80275
42-317-80276
42-317-80277
42-317-80278
42-317-80279
42-317-80280
42-317-80281
42-317-80282
42-317-80283
42-317-80284
42-317-80285
42-317-80286
42-317-80287
42-317-80288
42-317-80289
42-317-80290
42-317-80291
42-317-80292
42-317-80293
42-317-80294
42-317-80295
42-317-80296
42-317-80297
42-317-80298
42-317-80299
42-317-80300
42-317-80301
42-317-80302
42-317-80303
42-317-80304
42-317-80305
42-317-80306
42-317-80307
42-317-80308
42-317-80309
42-317-80310
42-317-80311
42-317-80312
42-317-80313
42-317-80314
42-317-80315
42-317-80316
42-317-80317
42-317-80318
42-317-80319
42-317-80320
42-317-80321
42-317-80322
42-317-80323
42-317-80324
42-317-80325
42-317-80326
42-317-80327
42-317-80328
42-317-80329
42-317-80330
42-317-80331
42-317-80332
42-317-80333
42-317-80334
42-317-80335
42-317-80336
42-317-80337
42-317-80338
42-317-80339
42-317-80340
42-317-80341
42-317-80342
42-317-80343
42-317-80344
42-317-80345
42-317-80346
42-317-80347
42-317-80348
42-317-80349
42-317-80350
42-317-80351
42-317-80352
42-317-80353
42-317-80354
42-317-80355
42-317-80356
42-317-80357
42-317-80358
42-317-80359
42-317-80360
42-317-80361
42-317-80362
42-317-80363
42-317-80365
42-317-80366
42-317-80367
42-317-80368
42-317-80369
42-317-80370
42-317-80371
42-317-80372
42-317-80373
42-317-80374
42-317-80375
42-317-80376
42-317-80377
42-317-80378
42-317-80379
42-317-80380
42-317-80381
42-317-80382
42-317-80383
42-317-80384
42-317-80385
42-317-80386
42-317-80387
42-317-80388
42-317-80389
42-317-80390
42-317-80391
42-317-80392
42-317-80393
42-317-80394
42-317-80395
42-317-80396
42-317-80397
42-317-80398
42-317-80399
42-317-80400
42-317-80401
42-317-80402
42-317-80403
42-317-80404
42-317-80405
42-317-80406
42-317-80407
42-317-80408
42-317-80409
42-317-80410
42-317-80411
42-317-80412
42-317-80413
42-317-80414
42-317-80415
42-317-80416
42-317-80417
42-317-80418
42-317-80419
42-317-80420
42-317-80421
42-317-80422
42-317-80423
42-317-80424
42-317-80425
42-317-80426
42-317-80427
42-317-80428
42-317-80429
42-317-80430
42-317-80431
42-317-80432
42-317-80433
42-317-80434
42-317-80435
42-317-80436
42-317-80437
42-317-80438
42-317-80439	CONNALLY OIL CO., INC.	Oil
42-317-80440
42-317-80441
42-317-80442
42-317-80443
42-317-80444
42-317-80445
42-317-80446	TEXACO E & P INC.	Oil
42-317-80447
42-317-80448
42-317-80449
42-317-80450
42-317-80451
42-317-80452
42-317-80453
42-317-80454
42-317-80455
42-317-80456
42-317-80457
42-317-80458
42-317-80459
42-317-80460
42-317-80461
42-317-80462
42-317-80463	PIONEER NATURAL RES. USA, INC.	Oil
42-317-80464
42-317-80465
42-317-80466
42-317-80467
42-317-80468
42-317-80469
42-317-80470
42-317-80471
42-317-80472
42-317-80473
42-317-80474
42-317-80475
42-317-80476
42-317-80477
42-317-80478
42-317-80479
42-317-80480
42-317-80481
42-317-80482	CHAPARRAL DRILLING CO., INC.	Oil
42-317-80483
42-317-80484
42-317-80485
42-317-80486
42-317-80487
42-317-80488
42-317-80489
42-317-80490
42-317-80491
42-317-80492
42-317-80493
42-317-80494
42-317-80495
42-317-80496
42-317-80497
42-317-80498
42-317-80499
42-317-80500
42-317-80501
42-317-80502
42-317-80503
42-317-80504
42-317-80505
42-317-80506
42-317-80507
42-317-80508
42-317-80509
42-317-80510
42-317-80511
42-317-80512
42-317-80513
42-317-80514
42-317-80515
42-317-80516	CONINE, JIM, INC.	Oil
42-317-80517
42-317-80518
42-317-80519
42-317-80520
42-317-80521
42-317-80522
42-317-80523
42-317-80524
42-317-80525
42-317-80526
42-317-80527
42-317-80528
42-317-80529
42-317-80530
42-317-80531
42-317-80532
42-317-80533
42-317-80534
42-317-80535
42-317-80536
42-317-80537
42-317-80538
42-317-80539
42-317-80540
42-317-80541
42-317-80542
42-317-80543
42-317-80544
42-317-80545
42-317-80546
42-317-80547
42-317-80548
42-317-80549
42-317-80550
42-317-80551
42-317-80552
42-317-80553
42-317-80554
42-317-80555
42-317-80556
42-317-80557
42-317-80558
42-317-80559
42-317-80560
42-317-80561
42-317-80562
42-317-80563
42-317-80564
42-317-80565
42-317-80566
42-317-80567
42-317-80568
42-317-80569
42-317-80570
42-317-80571
42-317-80572
42-317-80573
42-317-80574
42-317-80575
42-317-80576
42-317-80577
42-317-80578
42-317-80579
42-317-80580
42-317-80581
42-317-80582
42-317-80583
42-317-80584
42-317-80585
42-317-80586
42-317-80587
42-317-80588
42-317-80589
42-317-80590
42-317-80591
42-317-80592	ROBINSON BROTHERS DRILLING CO.	Oil
42-317-80593
42-317-80594	LONE STAR NGL PIPELINE LP	Oil	23528
42-317-80595	LONE STAR NGL PIPELINE LP	Oil	23528
42-317-80596	LONE STAR NGL PIPELINE LP	Oil	23528
42-317-80597	LONE STAR NGL PIPELINE LP	Oil	23528
42-317-80598	LONE STAR NGL PIPELINE LP	Oil	23528
42-317-80599
42-317-80600
42-317-80601
42-317-80602
42-317-80603
42-317-80604
42-317-80605
42-317-80606
42-317-80607
42-317-80608
42-317-80609
42-317-80610
42-317-80611
42-317-80612
42-317-80613
42-317-80614
42-317-80615
42-317-80616
42-317-80617
42-317-80618
42-317-80619
42-317-80620
42-317-80621
42-317-80622
42-317-80623
42-317-80624
42-317-80625
42-317-80626
42-317-80627
42-317-80628
42-317-80629
42-317-80630
42-317-80631
42-317-80632
42-317-80633
42-317-80634
42-317-80635
42-317-80636
42-317-80637
42-317-80638
42-317-80639
42-317-80640
42-317-80641
42-317-80642
42-317-80643
42-317-80644
42-317-80645
42-317-80646
42-317-80647	QEP ENERGY COMPANY	Oil	27272
42-317-80648
42-317-80649
42-317-80650
42-317-80651
42-317-80652
42-317-80653
42-317-80654
42-317-80655
42-317-80656	CONTINENTAL OIL COMPANY	Oil
42-317-80657
42-317-80658
42-317-80659
42-317-80660
42-317-80661
42-317-80662
42-317-80663
42-317-80664
42-317-80665
42-317-80666
42-317-80667
42-317-80668	REMUDA OIL & GAS CO.	Oil
42-317-80669	MAJESTIC PETROLEUM CORPORATION	Oil
42-317-80670	MAJESTIC PETROLEUM CORPORATION	Oil
42-317-80671
42-317-80672
42-317-80673
42-317-80674
42-317-80675
42-317-80676
42-317-80677
42-317-80678
42-317-80679
42-317-80680
42-317-80681	Amoco Production Company
42-317-80682
42-317-80683
42-317-80684
42-317-80685
42-317-80686
42-317-80687	BALLEW, WILLIAM H.
42-317-80688
42-317-80689
42-317-80690
42-317-80691	SAXON OIL COMPANY
42-317-80692
42-317-80693
42-317-80694
42-317-80695
42-317-80696
42-317-80699
42-317-80700
42-317-80701
42-317-80702
42-317-80703
42-317-80704
42-317-80705
42-317-80706
42-317-80708
42-317-80709	KEY ENERGY SERVICES, LLC	Oil	30449
42-317-80710
42-317-80711
42-317-80712
42-317-80713
42-317-80714
42-317-80715	LONE STAR NGL PIPELINE LP	Oil	23528
42-317-80716	LONE STAR NGL PIPELINE LP	Oil
42-317-80717	COASTAL PLAINS ENERGY, INC.	Oil	17012

For data sources see