§ Mr. Austin Mitchellasked the Secretary of State for Transport whether he will publish in theOfficial Report the increase in constant price terms of light dues for shipping for the years 1970–71, 1974–75, 1978–79 and 1985–86.
§ Mr. Michael SpicerThe table shows, for each financial year since 1970–71, the percentage difference in constant price terms between the 1987–88 light dues rates and the rates in earlier years. In calculating these differences the latest Treasury GDP deflators have been used:452W
Percentage 1970–71 19.9 1971–72 12.5 1972–73 21.1 1973–74 23.3 1974–75 16.6 1975–76 133.7 1976–77 24.8 1977–78 26.2 1978–79 18.3 1979–80 4.2 1980–81 8.0 1981–82 19.1 1982–83 13.0 1983–84 0.6 1984–85 5.2 1985–86 11.8 1986–87 8.8 1987–88 — 1 This increase took effect on 26 September 1975 and subsumed a smaller increase effective from 1 April 1975.