Year Sterling (millions) 1975-12-31 573 1976-12-31 677 1977-12-31 1012 1978-12-31 1002 1979-12-31 1222 1980-12-31 1508 1981-12-31 1608 1982-12-31 2080 1983-12-31 2661 1984-12-31 3824 1985-12-31 4209 1986-12-31 5737 1987-12-31 7444 1988-12-31 7936 1989-12-31 9906 1990-12-31 11927 1991-12-31 10676 1992-12-31 10811 1993-12-31 10082 1994-12-31 12226 1995-12-31 18336 1996-12-31 22771