Producción por operador
Operador	Petroleo				Gas natural
	8/2011		9/2011		8/2011		9/2011
	m3/día	%	m3/día	%	Mm3/día	%	Mm3/día	%
YPF S.A.	33,051	35.29	33,488	35.50	29,208	22.86	28,790	22.62
PAN AMERICAN	17,892	19.10	17,888	18.96	15,898	12.45	15,987	12.56
PLUSPETROL S.A.	6,274	6.70	6,194	6.57	4,014	3.14	4,005	3.15
PETROBRAS ARGENTINA S.A.	6,107	6.52	6,222	6.60	11,575	9.06	11,226	8.82
SINOPEC ARGENTINA EXPLORATION INC	5,787	6.18	5,826	6.18	1,749	1.37	1,724	1.35
CHEVRON ARGENTINA S.R.L.	5,357	5.72	5,461	5.79	718	0.56	718	0.56
TECPETROL S.A.	4,029	4.30	4,004	4.24	4,404	3.45	4,356	3.42
TOTAL AUSTRAL S.A.	3,103	3.31	3,141	3.33	39,205	30.69	39,392	30.95
PETROLERA ENTRE LOMAS S.A.	2,351	2.51	2,395	2.54	1,135	0.89	1,153	0.91
COMPAÑIAS ASOCIADAS PETROLERAS S.A.	1,787	1.91	1,788	1.90	63	0.05	78	0.06
ENAP SIPETROL ARGENTINA S.A.	1,176	1.26	1,179	1.25	886	0.69	909	0.71
PETROQUIMICA COM. RIVADAVIA S.A.	1,185	1.26	1,101	1.17	748	0.59	756	0.59
APACHE ENERGIA ARGENTINA S.R.L	917	0.98	946	1.00	4,819	3.77	4,845	3.81
PETROLERA LF COMPANY S.R.L	803	0.86	794	0.84	4,410	3.45	4,400	3.46
ROCH S.A.	615	0.66	634	0.67	1,697	1.33	1,814	1.43
CHAÑARES HERRADOS S.A.	565	0.60	571	0.60	23	0.02	23	0.02
PETROLIFERA P. (AMERICAS) LIMITED	282	0.30	262	0.28	225	0.18	195	0.15
PLUSPETROL ENERGY S.A	271	0.29	273	0.29	4,146	3.25	4,099	3.22
MEDANITO S.A.	248	0.27	279	0.30	516	0.40	492	0.39
PETROLERA EL TREBOL	259	0.28	263	0.28	9	0.01	8	0.01
PETROLEOS SUDAMERICANOS S.A.	252	0.27	259	0.27	28	0.02	29	0.02
CENTRAL INTERNATIONAL CORPORATION	200	0.21	213	0.23	26	0.02	25	0.02
CAPEX S.A.	183	0.20	162	0.17	1,810	1.42	1,807	1.42
GRAN TIERRA ENERGY ARGENTINA S.R.L.	135	0.14	136	0.14	19	0.02	20	0.02
OILSTONE ENERGÍA S.A.	121	0.13	125	0.13	96	0.07	103	0.08
APACHE PETROLERA ARGENTINA S.A.	105	0.11	117	0.12	35	0.03	50	0.04
INGENIERIA ALPA S.A.	100	0.11	103	0.11	8	0.01	10	0.01
COLHUE HUAPI S.A.	84	0.09	84	0.09	17	0.01	17	0.01
DAPETROL S.A	68	0.07	69	0.07	0	0.00	0	0.00
ENARSA	70	0.07	65	0.07	2	0.00	2	0.00
SAN JORGE PETROLEUM S.A	66	0.07	64	0.07	107	0.08	106	0.08
PETROLERA SAN JOSE S.R.L.	63	0.07	60	0.06	5	0.00	5	0.00
PETROLERA CERRO NEGRO S.A.	31	0.03	32	0.03	28	0.02	27	0.02
CENTRAL PATAGONIA S.R.L.	17	0.02	16	0.02	0	0.00	0	0.00
GRECOIL Y CIA. SRL	17	0.02	16	0.02	1	0.00	1	0.00
EPSUR S.A	9	0.01	23	0.02	4	0.00	7	0.01
CRI HOLDING INC; SUCURSAL ARGENTINA	14	0.02	16	0.02	0	0.00	0	0.00
CGC	15	0.02	15	0.02	39	0.03	37	0.03
GAS Y PETROLEO DEL NEUQUEN S.A.	18	0.02	10	0.01	2	0.00	2	0.00
GEOPARK ARGENTINA LIMITED (SUC.ARG)	10	0.01	11	0.01	3	0.00	3	0.00
GOLDEN OIL CORPORATION SUC.ARG.	10	0.01	11	0.01	6	0.01	5	0.00
INGENIERIA SIMA S.A.	5	0.01	10	0.01	0	0.00	0	0.00
INTERENERGY ARGENTINA S.A.	7	0.01	6	0.01	0	0.00	0	0.00
MISAHAR ARGENTINA	0	0.00	1	0.00	0	0.00	2	0.00
NECON S.A.	0	0.00	0	0.00	0	0.00	0	0.00
UNITEC ENERGY S.A	1	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
ARPETROL ARGENTINA S.A	0	0.00	0	0.00	57	0.04	51	0.04
Totales	93,661	100.00	94,330	100.00	127,743	100.00	127,277	100.00