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Crude Oil plus Lease Condensate
(Million Barrels)
Area: Period:
 Annual 
 Show Data By:
Data Series Area
2010 2011 2012 2013 2014 2015 View
History
Proved Reserves as of Dec. 31
2,037 1,950 1,893 1,813 1,838 1,544 2009-2015
Adjustments
1 16 14 -39 16 59 2009-2015
Revision Increases
204 229 382 172 328 137 2009-2015
Revision Decreases
125 217 318 79 188 357 2009-2015
Sales
0 0 0 208 419 4 2009-2015
Acquisitions
1 16 5 206 426 5 2009-2015
Extensions
13 18 6 15 11 18 2009-2015
New Field Discoveries
0 0 2 0 0 0 2009-2015
New Reservoir Discoveries in Old Fields
0 0 0 0 2 0 2009-2015
Estimated Production
152 149 148 147 151 152 2009-2015
- = 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: 12/14/2016
Next Release Date: 11/30/2017