HC Deb 28 November 1979 vol 974 c662W
Mr. Nicholas Baker

asked the Secretary of State for Energy what was the average output per man over the last five years among miners employed by the National Coal Board.

Mr. John Moore

Information on the average output per man year at NCB collieries is published in the Department's annual "Digest of United Kingdom Energy Statistics", copies of which are available in the Library of the House. For convenience, the figures for the past five financial years are given below:

Output per man year* (tonnes)
1974–75 475
1975–76 463
1976–77 448
1977–78 442
1978–79 449
*Output of saleable coal divided by the average number of men on colliery books.