HC Deb 02 April 1984 vol 57 c362W
Mr. Mason

asked the Secretary of State for Energy what tonnages of opencast coal were mined in 1979, 1980, 1981 and 1982.

Mr. Giles Shaw

The information is as follows:

Year Million tonnes
1979 12.9
1980 15.8
1981 14.8
1982 15.3

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