Year Sterling (millions) 1975-12-31 63 1976-12-31 81 1977-12-31 78 1978-12-31 90 1979-12-31 133 1980-12-31 178 1981-12-31 199 1982-12-31 196 1983-12-31 115 1984-12-31 94 1985-12-31 89 1986-12-31 53