Year Sterling (millions) 1975-12-31 2893 1976-12-31 2789 1977-12-31 2521 1978-12-31 2216 1979-12-31 2160 1980-12-31 2232 1981-12-31 2701 1982-12-31 3513 1983-12-31 4439 1984-12-31 5378 1985-12-31 7100 1986-12-31 9331 1987-12-31 13333 1988-12-31 21304 1989-12-31 31919 1990-12-31 38945 1991-12-31 39635 1992-12-31 37905 1993-12-31 34223 1994-12-31 32132 1995-12-31 30725 1996-12-31 30884