Year Sterling (millions) 1977-12-31 2812 1978-12-31 2981 1979-12-31 2737 1980-12-31 4022 1981-12-31 4147 1982-12-31 4231 1983-12-31 6618 1984-12-31 6696 1985-12-31 7171 1986-12-31 8618 1987-12-31 7702 1988-12-31 5371 1989-12-31 5190 1990-12-31 4201 1991-12-31 3873 1992-12-31 4848 1993-12-31 13753 1994-12-31 14366 1995-12-31 17135 1996-12-31 19910