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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 2010 2011 2012 2013 2014 View
History
Proved Reserves as of Dec. 31
20 21 51 57 94 185 2009-2014
Adjustments
-1 -3 1 -14 13 1 2009-2014
Revision Increases
0 2 15 11 17 24 2009-2014
Revision Decreases
4 0 0 7 18 6 2009-2014
Sales
0 1 13 0 0 26 2009-2014
Acquisitions
0 2 14 0 0 60 2009-2014
Extensions
0 2 1 19 32 46 2009-2014
New Field Discoveries
0 0 0 0 0 0 2009-2014
New Reservoir Discoveries in Old Fields
0 0 14 0 0 1 2009-2014
Estimated Production
1 1 2 3 7 9 2009-2014
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Idaho, Missouri, Nevada, New York, South Dakota, Tennessee, and Virginia.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/19/2015
Next Release Date: 12/31/2016