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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
  5,496 6,356 8,108 11,101 12,004 2009-2013
Adjustments
  21 -72 145 239 -51 2009-2013
Revision Increases
  653 846 908 1,333 1,537 2009-2013
Revision Decreases
  276 423 799 1,131 1,748 2009-2013
Sales
  111 252 424 240 640 2009-2013
Acquisitions
  210 469 791 510 722 2009-2013
Extensions
  416 666 1,588 2,941 1,939 2009-2013
New Field Discoveries
  11 78 33 23 3 2009-2013
New Reservoir Discoveries in Old Fields
  6 8 44 60 72 2009-2013
Estimated Production
  401 460 534 742 931 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