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Crude Oil plus Lease Condensate
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
  2009 2010 2011 2012 2013 View
History
Proved Reserves as of Dec. 31
  22,315 25,181 28,950 33,403 36,520 2009-2013
Adjustments
  46 188 207 137 -595 2009-2013
Revision Increases
  3,270 3,900 5,096 4,909 4,786 2009-2013
Revision Decreases
  1,262 1,957 3,682 3,997 4,241 2009-2013
Sales
  249 803 1,024 819 1,536 2009-2013
Acquisitions
  344 1,470 1,561 1,234 1,925 2009-2013
Extensions
  1,305 1,766 3,107 5,191 4,973 2009-2013
New Field Discoveries
  141 124 481 55 191 2009-2013
New Reservoir Discoveries in Old Fields
  95 169 88 129 343 2009-2013
Estimated Production
  1,929 1,991 2,065 2,386 2,729 2009-2013
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Missouri, Nevada, New York, South Dakota, Tennessee, and Virginia.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 12/4/2014
Next Release Date: 12/31/2015