Year Sterling (millions) 1975-12-31 67 1976-12-31 84 1977-12-31 104 1978-12-31 128 1979-12-31 201 1980-12-31 197 1981-12-31 297 1982-12-31 405 1983-12-31 556 1984-12-31 842 1985-12-31 1253 1986-12-31 1526 1987-12-31 956 1988-12-31 1316 1989-12-31 1531 1990-12-31 1450 1991-12-31 1870 1992-12-31 3617 1993-12-31 7261 1994-12-31 4883 1995-12-31 3944 1996-12-31 3240