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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 View
History
Proved Reserves as of Dec. 31
          22,315 2009-2009
Adjustments
          46 2009-2009
Revision Increases
          3,270 2009-2009
Revision Decreases
          1,262 2009-2009
Sales
          249 2009-2009
Acquisitions
          344 2009-2009
Extensions
          1,305 2009-2009
New Field Discoveries
          141 2009-2009
New Reservoir Discoveries in Old Fields
          95 2009-2009
Estimated Production
          1,929 2009-2009
- = 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: 12/30/2010
Next Release Date: 6/15/2012