asked the Secretary of State for Social Services how many drug users were treated in drug dependence clinics in England and Wales during 1970; and what was the comparable figure for 1969.

Information in the form requested is not available, but at the end of October, 1970, 1,163 out-patients and 110 in-patients were receiving hospital treatment for heroin addiction; the corresponding figures for October, 1969, are 1,179 and 104.