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Crude Oil plus Lease Condensate Proved Reserves, Reserves Changes, and Production
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
  2009 2010 2011 2012 2013 View
History
Proved Reserves as of Dec. 31
  802 926 1,150 1,280 1,469 2009-2013
Adjustments
  -18 10 22 -79 -11 2009-2013
Revision Increases
  169 135 111 153 203 2009-2013
Revision Decreases
  93 106 116 222 240 2009-2013
Sales
  31 56 105 18 81 2009-2013
Acquisitions
  29 58 50 62 85 2009-2013
Extensions
  64 146 338 316 316 2009-2013
New Field Discoveries
  0 0 0 0 1 2009-2013
New Reservoir Discoveries in Old Fields
  0 0 3 3 29 2009-2013
Estimated Production
  63 63 79 85 113 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