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U.S. Average Depth of Crude Oil, Natural Gas, and Dry Exploratory and Developmental Wells Drilled (Feet per Well)
U.S. Average Depth of Crude Oil, Natural Gas, and Dry Exploratory and Developmental Wells Drilled (Feet per Well)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1940's 3,635
  1950's 3,742 3,944 4,132 4,069 4,070 4,101 4,080 4,174 4,118 4,220
  1960's 4,213 4,285 4,408 4,405 4,431 4,510 4,478 4,385 4,738 4,881
  1970's 4,943 4,858 4,974 5,041 4,662 4,661 4,577 4,708 4,760 4,689
  1980's 4,451 4,511 4,482 4,191 4,342 4,441 4,502 4,582 4,839 4,804
  1990's 4,871 4,956 5,222 5,439 5,803 5,616 5,583 5,629 5,724 4,995
  2000's 4,900 5,063 5,269 5,515 5,838 5,711 NA

Release Date: 4/2/2008
Next Release Date: 5/2/2008

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