Year Sterling (millions) 1977-12-31 206 1978-12-31 241 1979-12-31 294 1980-12-31 413 1981-12-31 2257 1982-12-31 2121 1983-12-31 2511 1984-12-31 4119 1985-12-31 5295 1986-12-31 4537 1987-12-31 4946 1988-12-31 4688 1989-12-31 5864 1990-12-31 4979 1991-12-31 5637 1992-12-31 11261 1993-12-31 20714 1994-12-31 14779 1995-12-31 13881 1996-12-31 21272