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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
4,710 5,171 5,282 5,276 5,022 4,523 2009-2015
Adjustments
-6 -1 -153 -246 147 -20 2009-2015
Revision Increases
879 1,966 1,264 666 1,066 725 2009-2015
Revision Decreases
214 1,455 807 369 1,159 749 2009-2015
Sales
56 42 193 305 72 55 2009-2015
Acquisitions
108 56 288 240 77 60 2009-2015
Extensions
77 29 145 164 87 69 2009-2015
New Field Discoveries
10 410 7 181 140 20 2009-2015
New Reservoir Discoveries in Old Fields
145 2 34 152 7 19 2009-2015
Estimated Production
590 504 474 489 547 568 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