Year Sterling (millions) 1975-12-31 1220 1976-12-31 1474 1977-12-31 1805 1978-12-31 1771 1979-12-31 2064 1980-12-31 2666 1981-12-31 2740 1982-12-31 2995 1983-12-31 2693 1984-12-31 3597 1985-12-31 3411 1986-12-31 4560 1987-12-31 4702 1988-12-31 7635 1989-12-31 7772 1990-12-31 8876 1991-12-31 8132 1992-12-31 7512 1993-12-31 6490 1994-12-31 6180 1995-12-31 6793 1996-12-31 9414