HC Deb 22 February 1967 vol 741 c280W
Mr. Dewar

asked the Secretary of State for Scotland what was the average length of time served in Scottish prisons by prisoners under life sentence who were released between 1952 and 1964 and 1964 and the end of 1966.

Mr. Ross

The average length of time served by those released between 1952 and 1964 was 7½ years. Since 1964 only one prisoner serving a life sentence has been released; he served 9 years.