§ Lord Mason of Barnsleyasked Her Majesty's Government:
How many coal mines were operating under the National Coal Board and British Coal during each of the years 1967–1970 and 1984–1987 and to the nearest date in 1988; what was the total manpower in each of those years, and what was the annual output in each of those years and the output per man shift?
§ Viscount DavidsonThe information requested by the noble Lord is as follows:
Financial year Deepmined Output (incl. tip coal and capital coal) (m. tonnes) Output per Man Shift (tonnes) As at End March Producing Collieries Men on Colliery Books('000) 1966–67 167.3 1.86 1967 438 409.7 1967–68 165.4 1.98 1968 376 366.7 1968–69 155.5 2.16 1969 317 318.7 1969–70 142.1 2.21 1970 299 295.7 1983–84 90.1 2.43 1984 170 181.1 1984–85 27.6 2.08 1985 169 171.4 1985–86 88.4 2.72 1986 133 138.5 1986–87 88.0 3.29 1987 110 107.7 Financial Year to 6.2.1988 71.2 3.61 As at 62.1988 102 99.3