london,1984 london,1985 (2) london,1986 london,1988 london,1989 london,1990 london,1991 (2) london,1992 london,1993 london,1994 (4) london,1995 (19) london,1996 (3) london,1997 (3) london,1998 (3) london,1999 los angeles,1200 los angeles,1978 los angeles,1980