§ Mr. Brooks
asked the Minister of Labour what was the average length of the working day in manufacturing and service industries, respectively, in 1951, 1961, 1966 and 1967; and what was the average proportion of gross earnings deprived from overtime worked in each of those four years.
§ Mr. Hattersley
Information covering manufacturing and service industry is not available about the average length of the working day or about the average proportion of gross earnings derived from overtime worked.
The following information about actual hours worked per week is derived from the half-yearly inquiry into the earnings and hours of manual workers in (1) manufacturing industries and (2) the non-manufacturing industries and services covered by the inquiry:
ACTUAL WEEKLY HOURS WORKED Men (full-time) Women (full-time) Manufacturing industries Non-manufacturing industries and services* Manufacturing industries Non-manufacturing industries and services* 1951 April 47.6 48.4 41.7 42.2 October 47.6 48.1 41.2 41.8 1961 April 47.3 48.8 39.8 41.5 October 46.8 48.5 39.6 41.1 1966 April 46.0 47.1 38.3 40.1 October 45.0 47.5 38.0 39.9 1967 April 45.2 47.4 38.0 39.7 October 45.3 47.5 38.0 40.1 * The non-manufacturing industries and services covered are mining and quarrying (except coal), construction, gas, electricity and water, transport and communication (except railways and London Transport), public administration and certain miscellaneous services. Some information about the overtime earnings of men is available for engineering, shipbuilding, iron and steel, chemicals and construction and is published each May and October in the Ministry of Labour Gazette. (June and November for construction.)