Mr. Robert Ainsworth
To ask the Secretary of State for the Home Department how many persons are currently detained under Immigration Act powers in(a) Immigration Service detention centres and (b) Prison Service establishments. 
§ Mr. Nicholas Baker
[holding answer 25 May 1995]: The latest available data is given in the table.
Persons in detention under Immigration Act powers1 Category of person Date to which data relate Immigration Service detention centres Prison Service establishments Port asylum applicants2 10 May 1995 228 50 Other port cases3 and persons subject to enforcement action 23 May 1995 153 204 381 254 1 Excluding persons held in police cells. 2 Figures exclude 45 persons for whom the place of detention is not recorded in the statistics. 3 Excluding passengers refused leave to enter at the ports who have been in detention for less than a month; these statistics are not held centrally.