Year	Sterling (millions)
1977-12-31	54
1978-12-31	319
1979-12-31	422
1980-12-31	-68
1981-12-31	538
1982-12-31	-145
1984-12-31	21
1985-12-31	79
1986-12-31	-141
1987-12-31	149
1988-12-31	57
1989-12-31	469
1990-12-31	-53
1991-12-31	-135
1992-12-31	400
1993-12-31	-155
1994-12-31	66
1995-12-31	116
1996-12-31	402