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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
2012 2013 2014 2015 2016 2017 View
History
Proved Reserves as of Dec. 31
44 46 28 19 13 72 2009-2017
Adjustments
4 3 -14 10 -4 51 2009-2017
Revision Increases
3 3 1 4 2 8 2009-2017
Revision Decreases
7 5 8 21 3 0 2009-2017
Sales
1 0 0 0 0 0 2009-2017
Acquisitions
1 0 0 0 0 3 2009-2017
Extensions and Discoveries
        0 0 2016-2017
Extensions
5 4 1 0 -- -- 2009-2017
New Field Discoveries
0 0 2 0 -- -- 2009-2017
New Reservoir Discoveries in Old Fields
0 0 2 0 -- -- 2009-2017
Estimated Production
3 3 2 2 1 3 2009-2017
- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Notes: Miscellaneous States includes Arizona, Florida (2017-present), Idaho, Maryland, Missouri, Nevada, New York, Oregon, South Dakota, Tennessee, and Virginia.  See Definitions, Sources, and Notes link above for more information on this table.
Release Date: 11/28/2018
Next Release Date: 11/29/2019