§ Mr. Onslow
asked the Minister for the Civil Service what is currently the average time that an assistant Under-Secretary remains in the same post in each Government Department.
§ Mr. Charles R. Morris
The average length by Department of all Under-Secretary postings which terminated between 1st January 1976 and the present day, together with all posting still continuing is:
Years Months Ministry of Agriculture Fisheries and Food 3 1 Civil Service Department 2 5 Ministry of Defence 2 5 Department of Education and Science 2 8 Department of Employment Group 3 3 Department of the Environment and Transport 2 3 Department of Health and Social Security 2 10 Home Office 2 9 Inland Revenue 3 11 Departments of Trade and Industry Group (including Department of Energy) 2 9 Scottish Office 2 9 Treasury 2 2 All other Departments 2 11
Since present postings are included, these figures underestimate the lengths of tours in individual posts.