"Once the source of over 40 percent of the country's power, coal produced 28 percent in 201
"Once the source of over 40 percent of the country’s power, coal produced 28 percent in 2018. That share has declined to just 25 percent [in 2019], and the Energy Department projects that it will drop to 22 percent" in 2020.
https://www.nytimes.com/2019/10/29/business/energy-environment/murray-energy-bankruptcy.html?te=1&nl=climate-fwd:&emc=edit_clim_20191030?campaign_id=54&instance_id=13481&segment_id=18366&user_id=4037c2a46700fcf049e586d04ed74b06®i_id=97955706