Annual (Financial)	Sterling (millions)
1971-03-31	0
1972-03-31	0
1973-03-31	-1
1974-03-31	0
1975-03-31	0
1976-03-31	19
1977-03-31	-16
1978-03-31	26
1979-03-31	-2
1980-03-31	-27
1981-03-31	0
1982-03-31	0
1983-03-31	0
1984-03-31	0
1985-03-31	0
1986-03-31	1
1987-03-31	34
1988-03-31	-34
1989-03-31	103
1990-03-31	1010
1991-03-31	1123
1992-03-31	-336
1993-03-31	-1523
1994-03-31	107
1995-03-31	-378
1996-03-31	1758
1997-03-31	-1060
1998-03-31	533
1999-03-31	-21