aThere are no direct fuel costs for hydroelectric, geothermal, wind, photovoltaic, or solar thermal energy. Expenditures for imports of electricity generated from nonrenewable energy sources are included in this total but do not in any other columns. |
(s)=Value less than 0.05 million nominal dollars. |
bElectric utilities used waste at no charge. |
Note: Totals may not equal sum of components due to independent rounding. |
— No consumption, including cases where adjustments were made. See explanation of adjustments in Section 7 of the Technical Notes. |
Sources: Data sources, estimation procedures, and assumptions are described in the Technical Notes. |