§ Mr. Campbell-SavoursTo ask the Secretary of State for Defence what was the rate of major accidents per 10,000 flying hours, in each year since 1971, for(a) Royal Air Force fast jet aircraft, and (b) all British military fast jet aircraft.
§ Mr. Freeman[holding answer 31 March 1988]: Since 1971, the major accident rates for fast jet aircraft of the Royal Air Force have been as follows:
Fast.Jet Cat. 4/5 Accident Rate Per 10.000 Flying Hours Year Rate 1971 2.35 1972 1.89 1973 1.21 1974 1.19 1975 1.10 1976 1.21 1977 0.80 1978 0.90 1979 1.49 1980 1.13 1981 1.28 1982 1.22 1983 1.25 1984 0.86 1985 0.73 1986 0.58 1987 0.84 The major accident rates since 1971 for all Royal Air Force aircraft are as follows:—
335W
Year Major accident rate per 10.000 flying hours 1971 0.66 1972 0.46 1973 0.51 1974 0.32 1975 0.45 1976 0.58 1977 0.34 1978 0.49 1979 0.52 1980 0.48 1981 0.50 1982 0.49 1983 0.46
336W
Year Major accident rate per 10,000 flying hours 1984 0.38 1985 0.33 1986 0.31 1987 0.28 Tri-service information of this kind is not recorded centrally and could not be obtained without disproportionate cost and effort.