HC Deb 18 October 1993 vol 230 c59W
Mr. Redmond

To ask the Secretary of State for Defence if he will list the average weekly number of interceptions of unidentified or unauthorised aircraft in the United Kingdom air defence region by British military aircraft in each year since 1987.

Mr. Hanley

The information requested is given in the table:

Year Weekly average
1987 3–4
1988 2–3
1989 1–2
1990 0–1
1991 0–1
1992 0
1993 0