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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
748 891 921 1,029 1,215 1,466 2009-2014
Adjustments
4 0 -25 -28 -9 34 2009-2014
Revision Increases
95 85 97 193 182 284 2009-2014
Revision Decreases
74 65 88 148 179 189 2009-2014
Sales
15 22 57 45 10 5 2009-2014
Acquisitions
19 131 59 26 48 21 2009-2014
Extensions
76 76 113 192 217 221 2009-2014
New Field Discoveries
0 0 1 0 0 1 2009-2014
New Reservoir Discoveries in Old Fields
0 1 0 1 35 1 2009-2014
Estimated Production
58 63 70 83 98 117 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