§ Mr. Formanasked the Secretary of State for Energy what are the final figures for 1976 for total primary energy input, broken down into the standard categories; and what percentage of the total each category represented.
§ Dr. J. Dickson MahonThe latest available figures for primary energy input in 1976 in million therms, and the percentage share of the total represented by each primary fuel, are as follows:
Million therms Percentage share Coal 29,762 36.5 Petroleum 33,744 41.4 Natural gas 14,684 18.0 Primary electricity 3,398 4.2 81,588 100.0 In compiling these figures, separate grades of coal and types of petroleum product are converted to thermal equivalents by the calorific factors appropriate to each.