2020 xDigital

2019 Rio de Janeiro, Brazil

2018 Kyoto, Japan

2016 Lisbon, Portugal

2014 Melbourne, Australia

2012 Vancouver, BC, Canada

2010 Prague, Czech Republic

2008 Bangkok, Thailand

2006 Santa Monica, CA, USA

2004 Edinburgh, Scotland, UK        

2002 Seoul, South Korea

2000 Buenos Aires, Argentina

1999 Rome, Italy

1997 Fukuoka, Japan

1995 Philadelphia, PA, USA

1993 Stockholm, Sweden

1991 Cairns, Australia

1989 Toronto, Canada

1987 Amsterdam, Netherlands