Year Sterling (millions) 1975-12-31 4827 1976-12-31 7068 1977-12-31 7577 1978-12-31 8314 1979-12-31 9060 1980-12-31 10113 1981-12-31 11196 1982-12-31 14001 1983-12-31 13883 1984-12-31 16197 1985-12-31 13312 1986-12-31 13404