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Crude Oil plus Lease Condensate
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
    2009 2010 2011 2012 View
History
Proved Reserves as of Dec. 31
    257 272 261 428 2009-2012
Adjustments
    -7 26 14 53 2009-2012
Revision Increases
    46 53 47 165 2009-2012
Revision Decreases
    29 31 24 43 2009-2012
Sales
    12 42 40 27 2009-2012
Acquisitions
    42 21 15 43 2009-2012
Extensions
    19 29 16 16 2009-2012
New Field Discoveries
    3 2 1 1 2009-2012
New Reservoir Discoveries in Old Fields
    0 1 0 1 2009-2012
Estimated Production
    40 44 40 42 2009-2012
- = 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: 4/10/2014
Next Release Date: 4/30/2015