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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
  2,835 2,939 3,009 2,976 2,878 2009-2013
Adjustments
  -17 14 32 8 -52 2009-2013
Revision Increases
  427 276 394 507 239 2009-2013
Revision Decreases
  119 167 230 391 116 2009-2013
Sales
  3 1 7 1 322 2009-2013
Acquisitions
  20 156 40 8 320 2009-2013
Extensions
  30 24 37 32 17 2009-2013
New Field Discoveries
  0 0 0 2 0 2009-2013
New Reservoir Discoveries in Old Fields
  0 0 0 0 15 2009-2013
Estimated Production
  208 198 196 198 199 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