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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
  4,357 4,710 5,171 5,282 5,276 2009-2013
Adjustments
  0 -6 -1 -153 -246 2009-2013
Revision Increases
  710 879 1,966 1,264 666 2009-2013
Revision Decreases
  208 214 1,455 807 369 2009-2013
Sales
  20 56 42 193 305 2009-2013
Acquisitions
  16 108 56 288 240 2009-2013
Extensions
  159 77 29 145 164 2009-2013
New Field Discoveries
  96 10 410 7 181 2009-2013
New Reservoir Discoveries in Old Fields
  73 145 2 34 152 2009-2013
Estimated Production
  599 590 504 474 489 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