Year Sterling (millions) 1977-12-31 38 1978-12-31 108 1979-12-31 335 1980-12-31 336 1981-12-31 148 1982-12-31 298 1984-12-31 544 1985-12-31 371 1986-12-31 639 1987-12-31 1425 1988-12-31 3133 1989-12-31 3743 1990-12-31 2047 1991-12-31 -1278 1992-12-31 -1092 1993-12-31 -1966 1994-12-31 -1311 1995-12-31 -507 1996-12-31 -1006