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Advance Performance Profiles Tables 2006
Table B20.  U.S. Net Drilling Footage and Net Producing Wells For FRS Companies and Industry, 2000-2006
  2000 2001 2002 2003 2004 2005 2006
FRS Companies              
 Onshore (thousand feet)
   Exploratory Well Footage               
    Dry Hole Footage   955 1,085 1,000 823 821 640 660
    Oil Well Footage  199 397 141 152 273 374 132
    Natural Gas Well Footage   1,399 2,016 1,284 1,655 2,213 3,019 2,988
  Total Exploratory Footage   2,553 3,498 2,425 2,630 3,307 4,033 3,780
   Development Well Footage               
    Dry Hole Footage 1,597 2,029 1,716 1,507 1,475 1,599 1,403
    Oil Well Footage  9,374 9,435 6,928 8,716 10,352 10,314 12,705
    Natural Gas Well Footage   20,516 26,653 32,078 40,507 44,999 53,568 65,745
  Total Development Footage  31,487 38,117 40,722 50,730 56,827 65,481 79,853
 Offshore                
   Exploratory Well Footage               
    Dry Hole Footage  1,151 1,004 652 628 632 616 507
    Oil Well Footage  364 551 589 289 167 184 180
    Natural Gas Well Footage   1,141 759 697 504 391 309 303
  Total Exploratory Footage  2,656 2,314 1,938 1,421 1,191 1,110 990
  Development Well Footage               
    Dry Hole Footage  411 353 369 165 163 161 135
    Oil Well Footage 1,505 2,260 1,362 1,216 833 966 895
    Natural Gas Well Footage   1,899 1,917 1,370 905 834 685 746
  Total Development Footage 3,815 4,530 3,101 2,286 1,830 1,812 1,776
Total United States               
   Exploratory Well Footage               
    Dry Hole Footage  2,107 2,089 1,652 1,451 1,453 1,256 1,167
    Oil Well Footage 563 948 730 441 440 558 312
    Natural Gas Well Footage   2,540 2,775 1,981 2,159 2,605 3,328 3,291
  Total Exploratory Footage  5,209 5,812 4,363 4,051 4,498 5,142 4,770
  Development Well Footage              
    Dry Hole Footage  2,008 2,382 2,085 1,672 1,638 1,760 1,538
    Oil Well Footage  10,879 11,695 8,290 9,932 11,185 11,280 13,600
    Natural Gas Well Footage   22,415 28,570 33,448 41,412 45,833 54,253 66,491
  Total Development Footage 35,303 42,647 43,823 53,016 58,656 67,293 81,629
Total Industry              
   Exploratory Well Footage                
    Dry Hole Footage 8,965 11,312 8,587 8,826 - - -
    Oil Well Footage 1,918 2,435 1,611 1,996 - - -
    Natural Gas Well Footage   4,518 6,909 5,062 5,912 - - -
  Total Exploratory Footage  15,422 20,656 15,260 16,734 - - -
  Development Well Footage               
    Dry Hole Footage  14,145 14,013 12,098 14,739 - - -
    Oil Well Footage  31,681 36,334 26,401 30,002 - - -
    Natural Gas Well Footage   75,736 102,922 87,326 110,559 - - -
 Total Development Footage  121,563 153,269 125,825 155,300 - - -
Number of Net Producing Wells
for FRS Companies		 (number of wells)
  Onshore                
    Oil Wells 68,274 66,667 69,021 71,863 69,048 67,632 74,817
    Natural Gas Wells 64,696 82,083 89,102 105,439 116,741 125,681 137,862
      Total Producing Wells  132,970 148,750 158,123 177,302 185,789 193,313 212,679
  Offshore                
    Oil Wells   3,536 4,738 4,384 3,777 3,187 2,562 2,453
    Natural Gas Wells 3,111 3,606 3,011 2,306 2,264 1,697 1,317
      Total Producing Wells  6,647 8,344 7,395 6,083 5,450 4,258 3,770
  Total United States                
    Oil Wells  71,810 71,405 73,405 75,640 72,234 70,193 77,270
    Natural Gas Wells 67,807 85,689 92,113 107,744 119,005 127,378 139,179
      Total Producing Wells 139,617 157,094 165,518 183,384 191,239 197,571 216,450
  - = Not available.
  Note: Sum of components may not equal total due to independent rounding. 
  Sources: Well footage, U.S. -  special compilation provided by the Office of Oil and Gas, Energy Information Administration. Industry footage total to the annual footage published in the Energy Information Administration's Monthly Energy Review, October 2004, p. 84.  
FRS companies' data - Energy Information Administration, Form EIA-28 (Financial Reporting System).