To ask the Secretary of State for the Home Department how many people have been detained in immigration removal centres having been granted leave to remain in UK for a given period, broken down by (a) sex, (b) age and (c) length of detention (i) prior to and (ii) following case determination. (318500)

The information requested is not available and could be provided only by examining individual records at disproportionate cost.

Information on people detained in immigration removal centres is available from the Library of the House and from the Home Office's Research, Development and Statistics website at:

http://www.homeoffice.gov.uk/rds/immigration-asylum-stats.html

The latest information up to 31 December 2009 was published on 25 February 2010.