Year Sterling (millions) 1977-12-31 0 1978-12-31 0 1979-12-31 0 1980-12-31 0 1981-12-31 321 1982-12-31 434 1983-12-31 497 1984-12-31 577 1985-12-31 667 1986-12-31 732 1987-12-31 906 1988-12-31 1124 1989-12-31 1477 1990-12-31 1690 1991-12-31 1576 1992-12-31 1402 1993-12-31 1415 1994-12-31 1490 1995-12-31 1682 1996-12-31 1888