Producción por operador
Operador	Petroleo				Gas natural
	7/2008		8/2008		7/2008		8/2008
	m3/día	%	m3/día	%	Mm3/día	%	Mm3/día	%
YPF S.A.	35,299	34.70	36,240	35.13	38,559	26.80	39,409	27.30
PAN AMERICAN	17,451	17.15	17,610	17.07	18,537	12.88	18,395	12.74
CHEVRON SAN JORGE S.A.	7,861	7.73	7,674	7.44	2,475	1.72	2,373	1.64
PESA (PETROBRAS E.S.A.)	7,338	7.21	7,275	7.05	13,257	9.21	13,145	9.10
OCCIDENTAL EXPLORATION INC.	6,371	6.26	6,560	6.36	1,496	1.04	1,710	1.18
TECPETROL S.A.	4,732	4.65	4,801	4.65	5,370	3.73	5,320	3.69
PETRO ANDINA RESOURCES LTD.	3,844	3.78	3,965	3.84	73	0.05	95	0.07
TOTAL AUSTRAL S.A.	3,693	3.63	3,687	3.57	36,630	25.46	36,490	25.27
PLUSPETROL S.A.	2,582	2.54	2,631	2.55	11,051	7.68	10,782	7.47
PETROLERA ENTRE LOMAS S.A.	2,052	2.02	2,088	2.02	897	0.62	907	0.63
ENAP SIPETROL ARGENTINA S.A.	1,854	1.82	2,052	1.99	1,978	1.37	2,382	1.65
CAPSA CAPEX	1,755	1.72	1,773	1.72	2,133	1.48	2,093	1.45
APACHE ENERGIA ARGENTINA S.R.L	1,312	1.29	1,290	1.25	3,587	2.49	3,535	2.45
PETROLIFERA P. (AMERICAS) LIMITED	1,138	1.12	1,104	1.07	192	0.13	194	0.13
PETROLERA LF COMPANY S.R.L	1,023	1.01	1,017	0.99	5,863	4.08	5,797	4.02
PETROQUIMICA COM. RIVADAVIA S.A.	903	0.89	867	0.84	590	0.41	605	0.42
CHAÑARES HERRADOS S.A.	622	0.61	560	0.54	28	0.02	24	0.02
ROCH S.A.	332	0.33	319	0.31	540	0.38	514	0.36
PETROLERA EL TREBOL	305	0.30	313	0.30	10	0.01	10	0.01
PET. SUDAMERICANOS NECON-UTE	267	0.26	267	0.26	68	0.05	55	0.04
CENTRAL INTERNATIONAL CORPORATION	204	0.20	208	0.20	21	0.01	21	0.01
MEDANITO S.A.	188	0.18	185	0.18	372	0.26	368	0.26
APACHE PETROLERA ARGENTINA S.A.	145	0.14	194	0.19	22	0.02	29	0.02
GRAN TIERRA ENERGY ARGENTINA S.A.	105	0.10	100	0.10	1	0.00	1	0.00
PETROLERA SAN JOSE S.R.L.	105	0.10	92	0.09	8	0.01	8	0.01
COLHUE HUAPI S.A.	74	0.07	78	0.08	17	0.01	17	0.01
EPSUR S.A	37	0.04	40	0.04	13	0.01	14	0.01
CRI HOLDING INC; SUCURSAL ARGENTINA	32	0.03	34	0.03	1	0.00	1	0.00
INGENIERIA ALPA S.A.	27	0.03	34	0.03	2	0.00	2	0.00
CENTRAL PATAGONIA S.R.L.	28	0.03	25	0.02	0	0.00	0	0.00
GRECOIL Y CIA. SRL	22	0.02	26	0.02	1	0.00	1	0.00
CLEAR S.R.L.	20	0.02	19	0.02	11	0.01	16	0.01
GEOPARK ARGENTINA LIMITED (SUC.ARG)	11	0.01	10	0.01	4	0.00	4	0.00
CGC	5	0.01	5	0.00	2	0.00	3	0.00
MISAHAR ARGENTINA	1	0.00	1	0.00	1	0.00	1	0.00
APCO ARGENTINA	0	0.00	0	0.00	0	0.00	0	0.00
EZ HOLDINGS	0	0.00	0	0.00	0	0.00	0	0.00
GEODYNE S.A.	0	0.00	0	0.00	0	0.00	0	0.00
PETROLERA PIEDRA DEL AGUILA	0	0.00	0	0.00	59	0.04	57	0.04
Totales	101,737	100.00	103,146	100.00	143,866	100.00	144,377	100.00