Year Sterling (millions) 1975-12-31 453 1976-12-31 547 1977-12-31 451 1978-12-31 461 1979-12-31 580 1980-12-31 1151 1981-12-31 745 1982-12-31 709 1983-12-31 1416 1984-12-31 1453 1985-12-31 1315 1986-12-31 1673 1987-12-31 601 1988-12-31 360 1989-12-31 193 1990-12-31 353 1991-12-31 160 1992-12-31 312 1993-12-31 442 1994-12-31 554 1995-12-31 1013 1996-12-31 181