Year Sterling (millions) 1975-12-31 783 1976-12-31 940 1977-12-31 1031 1978-12-31 1909 1979-12-31 2496 1980-12-31 2315 1981-12-31 2663 1982-12-31 2354 1983-12-31 3371 1984-12-31 3438 1985-12-31 3445 1986-12-31 4061 1987-12-31 5219 1988-12-31 4182 1989-12-31 6000 1990-12-31 5377 1991-12-31 3848 1992-12-31 2902 1993-12-31 1953 1994-12-31 3042 1995-12-31 3163 1996-12-31 4470