Year Sterling (millions) 1986-12-31 71 1987-12-31 99 1988-12-31 48 1989-12-31 93 1990-12-31 149 1991-12-31 48 1992-12-31 101 1993-12-31 93 1994-12-31 195 1995-12-31 23 1996-12-31 23