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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
    802 926 1,150 1,280 2009-2012
Adjustments
    -18 10 22 -79 2009-2012
Revision Increases
    169 135 111 153 2009-2012
Revision Decreases
    93 106 116 222 2009-2012
Sales
    31 56 105 18 2009-2012
Acquisitions
    29 58 50 62 2009-2012
Extensions
    64 146 338 316 2009-2012
New Field Discoveries
    0 0 0 0 2009-2012
New Reservoir Discoveries in Old Fields
    0 0 3 3 2009-2012
Estimated Production
    63 63 79 85 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