HC Deb 09 July 1990 vol 176 c89W
42. Mr. Rost

To ask the Secretary of State for Transport what percentage of vehicles used unleaded fuel in 1987, 1988 and 1989.

Mr. Atkins

The percentage market share enjoyed by unleaded fuel in December of each of the years mentioned was as follows.

per cent.
1987 0.13
1988 3.14
1989 28.34

We do not have figures relating these percentages to numbers of vehicles.