2002 - Shenzhen, People's Republic of China

2001 - Torino, Italy and Havana, Cuba

2000 - Adelaide, Australia

1999 - Tokyo, Japan

1998 - Moscow, Russian Federation

1997 - Seoul, Republic of Korea

1996 - Istanbul, Turkey

1995 - Pretoria, South Africa

1994 - London, United Kingdom

1993 - Beijing, People's Republic of China

1992 - Rio de Janeiro, Brazil

1991 - Stockolm, Sweden

1990 - Mexico City, Mexico

1989 - Brussels, Belgium

1988 - Bangkok, Thailand

1987 - Nairobi, Kenya