Year Sterling (millions) 1975-12-31 0 1976-12-31 0 1977-12-31 0 1978-12-31 0 1979-12-31 0 1980-12-31 1 1981-12-31 1 1982-12-31 1 1983-12-31 14 1984-12-31 20 1985-12-31 20 1986-12-31 94 1987-12-31 83 1988-12-31 126 1989-12-31 94 1990-12-31 114 1991-12-31 83 1992-12-31 204 1993-12-31 1014 1994-12-31 423 1995-12-31 507 1996-12-31 582