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| U.S. Footage Drilled for Crude Oil, Natural Gas, and Dry Exploratory and Developmental Wells (Thousand Feet) | ||||||||
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1973 | 11,426 | 10,108 | 11,027 | 10,005 | 11,845 | 11,253 | 11,474 | 13,108 | 11,402 | 12,569 | 12,089 | 11,917 |
| 1974 | 12,015 | 10,950 | 12,805 | 13,188 | 13,147 | 12,441 | 13,830 | 12,701 | 12,661 | 13,803 | 12,600 | 13,233 |
| 1975 | 14,871 | 12,309 | 14,234 | 14,177 | 14,727 | 14,458 | 15,308 | 16,012 | 15,826 | 17,310 | 15,024 | 16,238 |
| 1976 | 17,592 | 14,050 | 15,622 | 14,925 | 14,206 | 15,326 | 14,884 | 16,098 | 15,861 | 16,635 | 15,852 | 15,931 |
| 1977 | 15,984 | 15,151 | 18,474 | 16,900 | 17,788 | 18,439 | 17,473 | 19,866 | 18,590 | 20,081 | 18,439 | 18,681 |
| 1978 | 18,307 | 15,356 | 19,422 | 20,358 | 20,148 | 20,520 | 19,687 | 21,396 | 20,789 | 22,741 | 20,431 | 19,514 |
| 1979 | 19,289 | 15,993 | 18,870 | 17,655 | 19,723 | 19,892 | 19,790 | 22,630 | 21,004 | 24,856 | 22,389 | 22,707 |
| 1980 | 25,545 | 21,741 | 23,602 | 23,962 | 25,179 | 27,592 | 27,438 | 27,962 | 28,792 | 29,832 | 27,194 | 28,104 |
| 1981 | 35,429 | 28,509 | 32,721 | 32,470 | 34,359 | 34,737 | 35,355 | 37,266 | 36,153 | 36,771 | 33,922 | 37,762 |
| 1982 | 39,664 | 32,571 | 38,303 | 33,512 | 31,304 | 29,885 | 29,640 | 31,111 | 28,651 | 29,234 | 27,233 | 29,091 |
| 1983 | 30,337 | 24,293 | 26,405 | 22,744 | 24,135 | 24,213 | 25,392 | 27,766 | 27,268 | 29,903 | 29,317 | 28,236 |
| 1984 | 32,566 | 29,011 | 29,612 | 26,468 | 31,080 | 32,499 | 32,574 | 33,635 | 30,304 | 32,781 | 31,807 | 31,656 |
| 1985 | 31,012 | 26,135 | 29,096 | 26,816 | 25,749 | 24,972 | 26,210 | 27,650 | 24,629 | 25,802 | 21,447 | 24,891 |
| 1986 | 27,524 | 22,094 | 21,078 | 17,190 | 12,869 | 11,153 | 11,498 | 11,008 | 10,906 | 12,112 | 11,779 | 13,614 |
| 1987 | 13,665 | 11,584 | 11,660 | 11,433 | 11,983 | 12,045 | 13,452 | 14,383 | 14,993 | 16,674 | 14,945 | 15,713 |
| 1988 | 14,672 | 13,514 | 13,748 | 12,754 | 12,798 | 13,120 | 13,040 | 12,748 | 12,905 | 13,245 | 11,648 | 12,327 |
| 1989 | 11,243 | 8,822 | 9,643 | 10,369 | 10,070 | 10,638 | 11,026 | 12,045 | 11,956 | 12,899 | 12,702 | 13,033 |
| 1990 | 13,689 | 11,191 | 11,844 | 11,456 | 12,108 | 12,355 | 13,426 | 13,690 | 13,185 | 15,264 | 13,708 | 14,288 |
| 1991 | 13,371 | 12,795 | 13,525 | 12,949 | 11,767 | 12,084 | 12,769 | 12,368 | 10,808 | 12,156 | 10,840 | 10,900 |
| 1992 | 10,144 | 8,463 | 9,561 | 9,036 | 9,483 | 9,461 | 9,762 | 10,206 | 11,097 | 12,126 | 11,716 | 12,225 |
| 1993 | 11,552 | 11,210 | 11,563 | 10,845 | 10,860 | 11,187 | 11,098 | 11,192 | 11,721 | 12,592 | 12,431 | 12,180 |
| 1994 | 11,708 | 9,403 | 10,649 | 10,061 | 10,027 | 10,651 | 10,385 | 11,285 | 11,064 | 11,781 | 11,206 | 10,919 |
| 1995 | 11,109 | 10,286 | 10,191 | 9,266 | 9,895 | 9,819 | 10,152 | 10,149 | 10,393 | 10,355 | 9,750 | 9,944 |
| 1996 | 10,849 | 9,917 | 9,974 | 9,827 | 11,209 | 10,449 | 11,225 | 12,528 | 11,260 | 12,616 | 12,073 | 11,435 |
| 1997 | 11,519 | 11,652 | 11,741 | 12,111 | 12,724 | 13,544 | 13,007 | 13,427 | 14,136 | 14,398 | 13,416 | 13,617 |
| 1998 | 12,757 | 12,146 | 12,304 | 11,772 | 11,322 | 11,299 | 11,520 | 10,599 | 9,974 | 10,615 | 8,652 | 8,177 |
| 1999 | 7,798 | 6,059 | 5,544 | 5,972 | 7,146 | 7,263 | 7,280 | 8,605 | 9,027 | 9,881 | 10,303 | 9,717 |
| 2000 | 10,671 | 10,119 | 11,279 | 10,363 | 11,217 | 11,946 | 12,223 | 14,135 | 12,756 | 14,225 | 12,569 | 13,023 |
| 2001 | 14,088 | 13,247 | 14,265 | 14,456 | 15,927 | 15,970 | 16,120 | 17,099 | 14,970 | 17,051 | 14,144 | 12,815 |
| 2002 | 13,210 | 11,123 | 11,342 | 10,932 | 11,837 | 11,989 | 12,313 | 13,346 | 12,052 | 13,077 | 12,101 | 11,895 |
| 2003 | 12,433 | 11,190 | 13,288 | 14,714 | 14,675 | 14,949 | 15,372 | 16,740 | 16,299 | 16,881 | 15,180 | 15,671 |
| 2004 | 14,752 | 13,903 | 16,741 | 15,688 | 17,315 | 17,626 | 17,576 | 18,661 | 19,184 | 18,606 | 17,167 | 17,115 |
| 2005 | 17,390 | 17,295 | 19,408 | 19,884 | 20,245 | 21,393 | 20,329 | 22,493 | 20,538 | 21,324 | 20,353 | 19,873 |
| 2006 | 22,056 | 20,513 | 23,533 | 21,930 | 23,826 | 25,135 | 22,804 | 25,919 | 24,076 | 25,219 | 24,880 | 23,030 |
| 2007 | 23,288 | 22,097 | 25,070 | 23,512 | 25,926 | 25,554 | 26,069 | 27,547 | 24,794 | 27,677 | 25,693 | 24,337 |
| 2008 | 25,295 | 24,929 | 26,244 | 26,879 | 27,945 | 28,702 | 29,106 | 28,888 | 28,913 | 31,499 | 29,291 | 26,317 |
| 2009 | 26,636 | 22,548 | 22,160 | 17,938 | 14,759 | 16,823 | 16,011 | 17,401 | 15,863 | 16,871 | 16,034 | 15,649 |
| 2010 | 18,302 | 16,825 | 20,537 | 20,283 | 21,839 | 23,178 | 25,921 | 25,642 | 23,758 | 26,271 | 24,843 | 24,513 |
| 2011 | 22,604 | 20,290 | 23,548 | 23,161 | 24,554 | 27,532 | 28,015 | 29,554 | 28,519 | 29,643 | 28,703 | 28,717 |
| - = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
| Release Date: 2/3/2012 |
| Next Release Date: 3/2/2012 |
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