Year Sterling (millions) 1975-12-31 192 1976-12-31 190 1977-12-31 61 1978-12-31 77 1979-12-31 156 1980-12-31 176 1981-12-31 178 1982-12-31 157 1983-12-31 37 1984-12-31 35 1985-12-31 27 1986-12-31 15