In 2018, U.S. total primary energy consumption was about 101 quadrillion British thermal units (Btu), which was about 17% of total world primary energy consumption of about 598 quadrillion Btu. The United States’ percentage share of world population was about 4% in 2018.
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International Energy Statistics: Primary energy consumption for the world and countries
U.S. annual primary energy consumption by source
Last updated: December 15, 2020