Year Sterling (millions) 1977-12-31 263 1978-12-31 422 1979-12-31 766 1980-12-31 206 1981-12-31 16 1982-12-31 20 1983-12-31 37 1984-12-31 45 1985-12-31 47 1986-12-31 53 1987-12-31 50 1988-12-31 75 1989-12-31 139 1990-12-31 260 1991-12-31 162 1992-12-31 201 1993-12-31 266 1994-12-31 73 1995-12-31 120 1996-12-31 95