Supurva Healthcare Group Inc (SPRV)

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OKLAHOMA DRILLING AND PRODUCTION

Number of counties in state 77
Number of counties with oil or gas production 71



Oil and Gas Wells Drilled


Year Number of Wells
2005 2,369
2004 2,299
2003 2,117
2002 2,339
2001 2,348
2000 1,531
1999 1,264
1998 1,558
1997 1,844
1996 1,607
1995 1,555
1994 1,582
1993 1,743
1992 1,678



Producing Oil Wells


Date Number of Wells
January 1, 2005 82,551
January 1, 2004 83,222
January 1, 2003 83,415
January 1, 2002 83,730
January 1, 2001 84,160
January 1, 2000 84,432
January 1, 1999 85,043
January 1, 1998 85,691
January 1, 1997 86,765
January 1, 1996 88,144
January 1, 1995 90,557
January 1, 1994 91,289
January 1, 1993 92,377
January 1, 1992 93,192



Producing Gas Wells


Date Number of Wells
January 1, 2005 36,704
January 1, 2004 35,612
January 1, 2003 34,334
January 1, 2002 33,279
January 1, 2001 32,672
January 1, 2000 31,580
January 1, 1999 30,978
January 1, 1998 30,501
January 1, 1997 30,101
January 1, 1996 29,734
January 1, 1995 29,733
January 1, 1994 29,337
January 1, 1993 29,118
January 1, 1992 28,902

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