^{note (1) in page 24} The adjustment made by the CSO takes into account the change in the public holiday by allowing an extra day's production in May, two days less in June, to affect the seasonal pattern. No allowance is made for the extra days which people tend to take around a public holiday, especially relevant in June last year when many took more than the two days.

^{note (1) in page 32} During the year ending 1977 III prices of fuels delivered to large industrial consumers rose by the following percentages: coal 25, heavy fuel oil 29, gas oil 31, gas 38, and electricity 15. In the period ending mid-October retail prices of coal and coke increased by 14, gas by 20, and electricity by 13 per cent.

^{note (1) in page 33} However even allowing for the increase last year, energy consumption was still 4 per cent less than in 1973, the peak year for energy usage, while national output was only 1 per cent lower.

^{note (2) in page 33} In 1977 output per manshift was 2 per cent lower than a year before overall, and unchanged at the coalface; in the three months ending December the similar comparison shows 3 and 1 per cent falls respectively. In 1976, output per manshift fell by 2 1/2 per cent overall, and by 2 per cent at the face.

^{note (3) in page 33} All but 1/2 per cent natural gas, including now a small amount of synthetic natural gas.