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U.S. Crude Oil, Natural Gas, and Dry Exploratory and Developmental Wells Drilled (Number of Elements)
U.S. Crude Oil, Natural Gas, and Dry Exploratory and Developmental Wells Drilled (Number of Elements)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1973 2,166 1,896 2,151 1,883 2,298 2,279 2,367 2,690 2,333 2,538 2,433 2,386
  1974 2,462 2,224 2,629 2,716 2,823 2,771 2,972 2,825 2,726 3,063 2,729 2,961
  1975 3,067 2,467 2,876 2,953 3,029 3,188 3,330 3,577 3,544 3,936 3,340 3,414
  1976 3,891 3,024 3,373 3,256 3,157 3,447 3,213 3,647 3,502 3,588 3,406 3,351
  1977 3,324 3,124 3,875 3,565 3,788 3,968 3,799 4,222 4,021 4,222 3,976 3,968
  1978 3,852 3,074 3,800 4,231 4,228 4,424 4,182 4,583 4,370 4,861 4,380 4,160
  1979 3,906 3,065 3,681 3,606 4,178 4,352 4,431 4,886 4,666 5,563 4,901 4,969
  1980 5,694 4,781 5,060 5,207 5,543 6,173 6,248 6,525 6,551 6,864 6,219 6,340
  1981 8,146 6,266 7,164 7,148 7,599 7,792 7,913 8,341 8,075 8,059 7,558 8,029
  1982 8,556 6,806 7,999 7,392 6,883 6,672 6,843 7,125 6,559 6,655 6,491 6,865
  1983 7,268 5,565 6,003 5,150 5,519 6,012 6,328 7,062 6,740 7,229 6,966 6,519
  1984 7,225 6,536 6,398 5,953 7,040 7,811 7,694 8,051 7,259 7,449 7,459 7,253
  1985 6,631 5,566 6,360 5,935 5,613 5,862 6,225 6,496 5,774 6,063 4,835 5,436
  1986 6,331 4,569 4,577 3,689 2,788 2,528 2,619 2,555 2,513 2,769 2,723 2,950
  1987 2,906 2,542 2,498 2,451 2,588 2,703 3,054 3,295 3,309 3,683 3,229 3,215
  1988 2,944 2,721 2,750 2,625 2,798 2,833 2,669 2,760 2,653 2,789 2,363 2,438
  1989 2,266 1,703 1,986 2,194 2,181 2,243 2,385 2,632 2,496 2,702 2,607 2,593
  1990 2,633 2,169 2,260 2,202 2,388 2,579 2,794 2,977 2,832 3,330 2,990 2,913
  1991 2,767 2,593 2,672 2,581 2,438 2,427 2,591 2,522 2,251 2,499 2,091 2,096
  1992 1,948 1,633 1,814 1,697 1,764 1,779 1,911 2,002 2,112 2,381 2,202 2,365
  1993 2,165 2,088 2,138 1,867 1,983 2,036 2,120 2,145 2,228 2,341 2,199 2,141
  1994 1,911 1,564 1,745 1,706 1,690 1,799 1,785 2,053 2,041 2,093 1,963 1,905
  1995 1,846 1,775 1,764 1,604 1,744 1,764 1,790 1,882 1,934 1,949 1,737 1,811
  1996 1,850 1,744 1,751 1,765 2,040 1,851 2,075 2,216 2,028 2,387 2,155 2,024
  1997 2,030 2,050 2,058 2,093 2,236 2,398 2,405 2,442 2,576 2,647 2,381 2,270
  1998 2,167 2,014 1,966 1,953 1,933 2,002 2,026 1,943 1,866 1,911 1,605 1,525
  1999 1,355 1,140 1,051 1,082 1,372 1,432 1,546 1,841 1,916 2,093 2,194 1,917
  2000 2,080 2,033 2,201 2,037 2,331 2,462 2,588 3,046 2,679 2,915 2,466 2,449
  2001 2,732 2,426 2,730 2,768 3,120 3,343 3,253 3,511 3,055 3,396 2,803 2,421
  2002 2,446 2,135 2,116 2,119 2,291 2,462 2,464 2,629 2,238 2,521 2,297 2,153
  2003 2,266 1,987 2,287 2,597 2,687 2,803 2,962 3,169 3,123 3,311 2,729 2,912
  2004 2,566 2,514 2,911 2,849 3,063 3,179 3,220 3,485 3,585 3,462 3,081 3,142
  2005 3,109 3,084 3,407 3,549 3,692 3,897 3,750 4,204 3,990 3,925 3,833 3,582
  2006 3,992 3,736 4,227 3,950 4,305 4,647 4,291 4,839 4,352 4,535 4,446 4,109
  2007 4,028 3,658 4,106 3,855 4,297 4,430 4,426 4,759 4,325 4,843 4,413 3,931
  2008 4,144 4,007 4,175 4,260 4,424 4,664 4,891 4,938 4,892 5,259 4,562 4,086
  2009 4,045 3,386 3,141 2,553 2,093 2,500 2,435 2,667 2,550 2,567 2,469 2,397
  2010 2,558 2,293 2,734 2,778 2,986 3,188 3,473 3,404 3,218 3,527 3,294 3,158
  2011 NA NA NA NA NA NA NA NA NA NA NA NA
  2012 NA NA NA NA NA NA NA NA NA NA NA NA


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 4/23/2014
Next Release Date: 5/12/2014

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