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Crude Oil plus Lease Condensate
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
        2009 2010 View
History
Proved Reserves as of Dec. 31
        5,496 6,356 2009-2010
Adjustments
        21 -72 2009-2010
Revision Increases
        653 846 2009-2010
Revision Decreases
        276 423 2009-2010
Sales
        111 252 2009-2010
Acquisitions
        210 469 2009-2010
Extensions
        416 666 2009-2010
New Field Discoveries
        11 78 2009-2010
New Reservoir Discoveries in Old Fields
        6 8 2009-2010
Estimated Production
        401 460 2009-2010
- = 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: 8/2/2012
Next Release Date: 8/30/2013