Year Sterling (millions) 1975-12-31 1368 1976-12-31 1568 1977-12-31 1580 1978-12-31 1606 1979-12-31 1755 1980-12-31 1944 1981-12-31 2571 1982-12-31 3413 1983-12-31 3468 1984-12-31 3632 1985-12-31 3689 1986-12-31 3778 1987-12-31 3760 1988-12-31 5063 1989-12-31 6348 1990-12-31 7420 1991-12-31 7904 1992-12-31 8245 1993-12-31 8771 1994-12-31 8576 1995-12-31 12078 1996-12-31 13410