Answer:
About 61% / over 60%
Step-by-step explanation:
In 2021, about 4,116 billion kilowatthours (kWh) (or about 4.12 trillion kWh) of electricity were generated at utility-scale electricity generation facilities in the United States.1 About 61% of this electricity generation was from fossil fuels—coal, natural gas, petroleum, and other gases.