Producción por operador
Operador	Petroleo				Gas natural
	1/2010		2/2010		1/2010		2/2010
	m3/día	%	m3/día	%	Mm3/día	%	Mm3/día	%
YPF S.A.	34,183	34.65	34,457	34.92	30,638	24.46	31,745	24.55
PAN AMERICAN	18,237	18.49	18,318	18.57	16,729	13.36	16,780	12.98
CHEVRON SAN JORGE S.A.	6,796	6.89	6,819	6.91	792	0.63	775	0.60
PESA (PETROBRAS E.S.A.)	6,520	6.61	6,478	6.57	12,499	9.98	12,676	9.80
OCCIDENTAL EXPLORATION INC.	6,336	6.42	5,877	5.96	1,918	1.53	1,874	1.45
PETRO ANDINA RESOURCES LTD.	4,517	4.58	4,532	4.59	166	0.13	176	0.14
TECPETROL S.A.	4,277	4.34	4,219	4.28	4,209	3.36	4,173	3.23
TOTAL AUSTRAL S.A.	3,030	3.07	3,333	3.38	32,462	25.92	34,863	26.97
PETROLERA ENTRE LOMAS S.A.	2,197	2.23	2,230	2.26	924	0.74	961	0.74
PLUSPETROL S.A.	1,913	1.94	1,920	1.95	4,141	3.31	4,301	3.33
ENAP SIPETROL ARGENTINA S.A.	1,827	1.85	1,831	1.86	2,378	1.90	2,617	2.02
CAPSA CAPEX	1,795	1.82	1,784	1.81	1,940	1.55	2,073	1.60
PETROQUIMICA COM. RIVADAVIA S.A.	1,163	1.18	1,213	1.23	501	0.40	680	0.53
APACHE ENERGIA ARGENTINA S.R.L	1,072	1.09	1,035	1.05	3,473	2.77	3,367	2.60
PETROLERA LF COMPANY S.R.L	878	0.89	865	0.88	4,105	3.28	4,058	3.14
ROCH S.A.	737	0.75	702	0.71	2,005	1.60	1,947	1.51
CHAÑARES HERRADOS S.A.	664	0.67	620	0.63	23	0.02	23	0.02
PETROLIFERA P. (AMERICAS) LIMITED	592	0.60	558	0.57	140	0.11	146	0.11
PLUSPETROL ENERGY S.A	337	0.34	327	0.33	5,445	4.35	5,303	4.10
PETROLERA EL TREBOL	283	0.29	273	0.28	7	0.01	8	0.01
PET. SUDAMERICANOS NECON-UTE	265	0.27	245	0.25	29	0.02	28	0.02
CENTRAL INTERNATIONAL CORPORATION	195	0.20	196	0.20	19	0.02	19	0.01
GRAN TIERRA ENERGY ARGENTINA S.A.	149	0.15	144	0.15	24	0.02	26	0.02
MEDANITO S.A.	120	0.12	119	0.12	250	0.20	261	0.20
SAN JORGE PETROLEUM S.A	107	0.11	107	0.11	256	0.20	254	0.20
PETROLERA SAN JOSE S.R.L.	82	0.08	97	0.10	7	0.01	8	0.01
APACHE PETROLERA ARGENTINA S.A.	90	0.09	83	0.08	24	0.02	23	0.02
COLHUE HUAPI S.A.	78	0.08	78	0.08	17	0.01	16	0.01
DAPETROL S.A	74	0.08	77	0.08	0	0.00	0	0.00
INGENIERIA ALPA S.A.	28	0.03	27	0.03	3	0.00	3	0.00
CRI HOLDING INC; SUCURSAL ARGENTINA	26	0.03	24	0.02	1	0.00	9	0.01
GRECOIL Y CIA. SRL	19	0.02	22	0.02	1	0.00	1	0.00
CENTRAL PATAGONIA S.R.L.	20	0.02	20	0.02	0	0.00	0	0.00
EPSUR S.A	21	0.02	18	0.02	5	0.00	5	0.00
CGC	15	0.02	14	0.01	59	0.05	43	0.03
GEOPARK ARGENTINA LIMITED (SUC.ARG)	8	0.01	4	0.00	4	0.00	4	0.00
MISAHAR ARGENTINA	3	0.00	0	0.00	3	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	37	0.03	39	0.03
Totales	98,654	100.00	98,666	100.00	125,236	100.00	129,283	100.00