Year Sterling (millions) 1977-12-31 699 1978-12-31 361 1979-12-31 471 1980-12-31 333 1981-12-31 278 1982-12-31 253 1983-12-31 258 1984-12-31 275 1985-12-31 297 1986-12-31 428 1987-12-31 665 1988-12-31 566 1989-12-31 762 1990-12-31 502 1991-12-31 393 1992-12-31 481 1993-12-31 606 1994-12-31 891 1995-12-31 842 1996-12-31 958