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Crude Oil plus Lease Condensate
(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
252 254 245 276 235 241 2009-2014
Adjustments
-1 25 12 40 -20 12 2009-2014
Revision Increases
30 17 14 37 8 14 2009-2014
Revision Decreases
8 9 13 28 15 17 2009-2014
Sales
4 8 0 9 0 1 2009-2014
Acquisitions
0 1 1 10 0 1 2009-2014
Extensions
3 0 0 8 10 19 2009-2014
New Field Discoveries
1 0 1 1 0 2 2009-2014
New Reservoir Discoveries in Old Fields
0 0 0 0 0 1 2009-2014
Estimated Production
24 24 24 28 24 25 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