Event Year Start End Races Teams
World Championship 1999 04 Jul 10 Jul 5 157
World Championship 1998 19 Sep 25 Sep 8 106
World Championship 1997 10 Aug 21 Aug 7 79
World Championship 1996 11 Apr 18 Apr 7 96
World Championship 1995 27 Jul 04 Aug 4 106
World Championship 1994 01 Mar 07 Mar 6 41
World Championship 1993 30 Aug 07 Sep 6 90
World Championship 1992 08 Aug 20 Aug 6 85
World Championship 1991 01 Aug 08 Aug 6 83
World Championship 1990 01 Jan 01 Jan 6 76
World Championship 1989 01 Jan 01 Jan 6 90
World Championship 1988 08 Feb 17 Feb 4 90
World Championship 1987 12 Jul 20 Jul 5 74
World Championship 1986 24 Jul 02 Aug 6 87
World Championship 1985 11 Oct 25 Oct 6 55
World Championship 1984 28 Jun 08 Jul 6 90
World Championship 1983 01 Mar 12 Mar 6 84
World Championship 1982 13 Aug 20 Aug 6 73
World Championship 1981 01 Jan 01 Jan 6 86
World Championship 1980 01 Jan 01 Jan 85