Year Sterling (millions) 1981-12-31 454 1982-12-31 421 1983-12-31 493 1984-12-31 559 1985-12-31 700 1986-12-31 1012 1987-12-31 1009 1988-12-31 1155 1989-12-31 1310 1990-12-31 1336 1991-12-31 1141 1992-12-31 1004 1993-12-31 1059 1994-12-31 1319 1995-12-31 1133 1996-12-31 688