| Year | Place |
|---|---|
| 2024 | Alexandria, Egypt |
| 2023 | Szeged, Hungary |
| 2022 | Yogyakarta, Indonesia |
| 2021 | Online (Singapore) |
| 2020 | Online (Singapore) |
| 2019 | Baku, Azerbaijan |
| 2018 | Tsukuba, Japan |
| 2017 | Tehran, Iran |
| 2015 | Almaty, Kazakhstan |
| 2014 | Taipei, Taiwan |
| 2013 | Brisbane, Australia |
| 2012 | Sirmione/Montichiari, Italy |
| 2011 | Pattaya, Thailand |
| 2010 | Waterloo, Canada |
| 2009 | Plovdiv, Bulgaria |
| 2008 | Cairo, Egypt |
| 2007 | Zagreb, Croatia |
| 2006 | Mérida, Mexico |
| 2005 | Nowy Sącz, Poland |
| 2004 | Athens, Greece |
| 2003 | Kenosha, United States |
| 2002 | Yongin, South Korea |
| 2001 | Tampere, Finland |
| 2000 | Beijing, China |