Producción por operador
Operador	Petroleo				Gas natural
	8/2009		9/2009		8/2009		9/2009
	m3/día	%	m3/día	%	Mm3/día	%	Mm3/día	%
YPF S.A.	26,987	30.94	33,142	33.47	33,388	25.77	33,070	24.84
PAN AMERICAN	17,649	20.23	18,549	18.73	17,626	13.60	17,425	13.09
CHEVRON SAN JORGE S.A.	7,249	8.31	7,203	7.27	1,443	1.11	1,971	1.48
PESA (PETROBRAS E.S.A.)	6,325	7.25	6,792	6.86	10,070	7.77	12,657	9.51
OCCIDENTAL EXPLORATION INC.	2,633	3.02	6,471	6.53	722	0.56	1,862	1.40
TECPETROL S.A.	4,505	5.16	4,383	4.43	4,790	3.70	4,712	3.54
PETRO ANDINA RESOURCES LTD.	4,278	4.90	4,239	4.28	143	0.11	144	0.11
TOTAL AUSTRAL S.A.	3,622	4.15	3,462	3.50	36,374	28.07	35,055	26.33
PETROLERA ENTRE LOMAS S.A.	2,189	2.51	2,225	2.25	993	0.77	979	0.74
PLUSPETROL S.A.	2,032	2.33	1,907	1.93	4,277	3.30	4,160	3.12
CAPSA CAPEX	1,821	2.09	1,910	1.93	2,028	1.57	1,970	1.48
ENAP SIPETROL ARGENTINA S.A.	1,225	1.40	1,973	1.99	797	0.62	2,804	2.11
PETROQUIMICA COM. RIVADAVIA S.A.	1,247	1.43	1,285	1.30	734	0.57	691	0.52
APACHE ENERGIA ARGENTINA S.R.L	1,153	1.32	1,133	1.14	3,574	2.76	3,612	2.71
PETROLERA LF COMPANY S.R.L	952	1.09	978	0.99	4,793	3.70	4,239	3.18
PETROLIFERA P. (AMERICAS) LIMITED	560	0.64	572	0.58	166	0.13	152	0.11
CHAÑARES HERRADOS S.A.	498	0.57	497	0.50	18	0.01	19	0.01
PLUSPETROL ENERGY S.A	365	0.42	372	0.38	6,002	4.63	5,998	4.50
ROCH S.A.	322	0.37	333	0.34	1,090	0.84	1,085	0.81
PETROLERA EL TREBOL	296	0.34	299	0.30	7	0.01	7	0.01
PET. SUDAMERICANOS NECON-UTE	263	0.30	244	0.25	28	0.02	27	0.02
GRAN TIERRA ENERGY ARGENTINA S.A.	198	0.23	209	0.21	15	0.01	15	0.01
CENTRAL INTERNATIONAL CORPORATION	205	0.23	192	0.19	20	0.02	20	0.02
MEDANITO S.A.	144	0.17	139	0.14	333	0.26	314	0.24
APACHE PETROLERA ARGENTINA S.A.	115	0.13	114	0.12	22	0.02	27	0.02
PETROLERA SAN JOSE S.R.L.	90	0.10	80	0.08	8	0.01	7	0.01
COLHUE HUAPI S.A.	74	0.08	74	0.07	17	0.01	17	0.01
DAPETROL S.A	74	0.09	70	0.07	0	0.00	0	0.00
CRI HOLDING INC; SUCURSAL ARGENTINA	31	0.04	32	0.03	1	0.00	2	0.00
EPSUR S.A	29	0.03	34	0.03	8	0.01	9	0.01
CENTRAL PATAGONIA S.R.L.	24	0.03	24	0.02	0	0.00	0	0.00
CGC	20	0.02	23	0.02	40	0.03	41	0.03
INGENIERIA ALPA S.A.	8	0.01	30	0.03	2	0.00	3	0.00
CLEAR S.R.L.	17	0.02	16	0.02	18	0.01	19	0.01
GRECOIL Y CIA. SRL	20	0.02	12	0.01	1	0.00	0	0.00
GEOPARK ARGENTINA LIMITED (SUC.ARG)	9	0.01	8	0.01	4	0.00	4	0.00
MISAHAR ARGENTINA	0	0.00	0	0.00	0	0.00	0	0.00
APCO ARGENTINA	0	0.00	0	0.00	0	0.00	0	0.00
PETROLERA PIEDRA DEL AGUILA	0	0.00	0	0.00	25	0.02	24	0.02
Totales	87,229	100.00	99,026	100.00	129,577	100.00	133,140	100.00