I think the Wikipedia image (at the top of the page [1]) is simply wrong. If you follow the link to the source, [2, page 43], you get 396.3/2280.6 = 17.4% for

I think the Wikipedia image (at the top of the page [1]) is simply wrong. If you follow the link to the source, [2, page 43], you get 396.3/2280.6 = 17.4% for coal in the US, "Primary energy: Consumption by fuel." [1] 1https://en.wikipedia.org/wiki/Energy_in_the_United_States https://en.wikipedia.org/wiki/Energy_in_the_United_States [2] https://www.bp.com/content/dam/bp/pdf/energy-economics/statistical-review-2016/bp-statistical-review-of-world-energy-2016-full-report.pdf https://www.bp.com/content/dam/bp/pdf/energy-economics/stati...