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 View History:  Annual  
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U.S. Average Depth of Crude Oil, Natural Gas, and Dry Exploratory Wells Drilled (Feet per Well)
U.S. Average Depth of Crude Oil, Natural Gas, and Dry Exploratory 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 3,842
  1950's 3,898 4,197 4,476 4,557 4,550 4,632 4,587 4,702 4,658 4,795
  1960's 4,770 4,953 4,966 5,016 5,174 5,198 5,402 5,388 5,739 5,924
  1970's 5,885 5,915 6,015 5,955 5,777 5,842 5,825 5,798 5,978 5,916
  1980's 5,733 5,793 5,597 5,035 5,369 5,544 5,680 5,563 5,917 5,769
  1990's 6,014 5,933 5,746 5,905 6,094 6,115 6,408 6,825 6,970 6,530
  2000's 6,928 6,806 6,851 6,759 7,013 5,782 NA

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 10/8/2009
Next Release Date: 11/6/2009

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