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Download Data (XLS File)
U.S. Crude Oil Exploratory and Developmental Wells Drilled (Number of Elements)
U.S. Crude Oil Exploratory and Developmental Wells Drilled (Number of Elements)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1940's 21,352
  1950's 23,812 23,179 23,290 25,323 28,141 30,432 30,528 27,364 23,774 24,043
  1960's 22,258 21,437 21,727 20,135 19,905 18,065 16,780 15,329 14,331 14,368
  1970's 12,968 11,853 11,378 10,167 13,647 16,948 17,688 18,745 19,181 20,851
  1980's 32,959 43,887 39,459 37,366 42,906 35,261 19,213 16,210 13,646 10,230
  1990's 12,445 12,035 9,019 8,764 7,001 7,827 8,760 10,445 6,979 4,314
  2000's 7,585 8,186 6,226 7,465 7,806 9,668 12,339 14,477

Release Date: 9/2/2008
Next Release Date: 10/2/2008

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