1976 Frankfurt
1977 Montreal
1978 Guadeloupe/Martinique
1979 Washington
1980 Phoenix
1981 San Francisco/Honolulu
1982 Hong Kong
1983 Sydney
1984 Houston
1985 Johannesburg/Cape Town
1986 Singapore
1987 Nassau
1988 Seattle
1989 Brisbane
1990 Delhi
1991 San Francisco

1992 Paris
1993 Rio de Janiero
1994 Hong Kong
1995 Dallas/Fort Worth
1996 Dubai
1997 Sydney
1998 Johannesburg/Sun City
1999 Lucerne
2000 Boston
2001 Singapore
2002 Toronto
2003 Madrid
2004 Shanghai
2005 Muscat
2006 Las Vegas
2007 Doha                                                          2008 Istanbul