HC Deb 04 July 1983 vol 45 c19W
16. Mr. Teddy Taylor

asked the Secretary of State for Energy what has been the increase in productivity in National Coal Board deep mining operations over the past 10 years.

Mr. Giles Shaw

In the financial year 1972–73, overall output per manshift in NCB deep mines was 2.33 tonnes. In 1982–83 it was 2.44 tonnes. This is an increase of 4.7 per cent. in ten years.

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