Beijing, China 2016
Aberdeen, Scotland 2015
Odense, Denmark 2014
Gold Coast, Australia 2013
Omaha, Nebraska, USA 2012
Tokyo, Japan 2011
Beijing, China 2010
Gold Coast, Australia 2009
Omaha, Nebraska, USA 2008
Beijing, China 2016
Aberdeen, Scotland 2015
Odense, Denmark 2014
Gold Coast, Australia 2013
Omaha, Nebraska, USA 2012
Tokyo, Japan 2011
Beijing, China 2010
Gold Coast, Australia 2009
Omaha, Nebraska, USA 2008