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-Total Energy Consumption was 99,812,600 billion Btu.
-Natural gas includes a small amount of supplemental gaseous fuels that cannot be identified separately.
-Ethanol blended into motor gasoline is included in both "Petroleum" and "Biomass," but is counted only once in total consumption.
Source: Energy Information Administration
The figure above breaks down national energy consumption by fuel type. The three major fossil fuels, Petroleum, Natural Gas, and Coal, are the largest contributors to national energy consumption. Together these three fuels make up 84.9 percent of the energy consumed in the United States. Individually, petroleum makes up 39.8 percent of the energy consumed nationally.