The Government do not have figures for individual public authorities. The total number of requests for each covert investigative technique is available in the published, independent annual reports of the Interception of Communications Commissioner and the Chief Surveillance Commissioner. These give the following:
Interception 2003 2007 Authorised by the Home Secretary or Scottish Executive 1,983 2,026 Communications data 2003 2007 By all public authorities 1— 519,260 By local authorities 1— 1,707 Intrusive Surveillance 2003/04 2007/08 By law enforcement agencies 447 355 Property interference 2003/04 2007/08 By law enforcement agencies 2,483 2,493 Directed surveillance 2003/04 2007/08 By law enforcement agencies 26,986 18,767 By other public authorities 6,398 9,535 CHIS 2003/04 2007/08 By law enforcement agencies 5,907 4,498 By other public authorities 273 234 1 Not given Note: Figures taken from annual reports from the relevant oversight Commissioner
The figures are not broken down further. Copies of the Commissioners' reports are in the House Library.