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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | View History |
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1 | 1 | 1 | 1 | 1 | 1 | 2012-2020 | |||||||||||||||||||||||||||||||||
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10 | 15 | 15 | 25 | 33 | 33 | 2012-2020 |
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- = No Data Reported; -- = Not Applicable; NA = Not Available; W = Withheld to avoid disclosure of individual company data. |
Notes: EIA discontinued updates data after December 2020. See Definitions, Sources, and Notes link above for more information on this table. |
Release Date: 3/31/2025 |
Next Release Date: 8/29/2025 |