Year Sterling (millions) 1977-12-31 1549 1978-12-31 838 1979-12-31 1118 1980-12-31 1168 1981-12-31 707 1982-12-31 313 1983-12-31 333 1984-12-31 286 1985-12-31 300 1986-12-31 291 1987-12-31 776 1988-12-31 1632 1989-12-31 1898 1990-12-31 3242 1991-12-31 4045 1992-12-31 1952 1993-12-31 1561 1994-12-31 4166 1995-12-31 10404 1996-12-31 1652