Feb. 2006; Aug. 2005; Feb.2005; Aug 2004; Feb 2004; Aug. 2003; Feb-May 2003; Aug 2002-Jan 2003; before Aug 2002

Ali Okhowat	Amy O'brien	Caroline Carthy	Margaret Carthy	Catherine Geagan	David Widenmaier
Canadian	Irish	Irish	Irish	Irish	Canadian
Naning Buckland school	Shandong Xingmeng School	Shandong Xingmeng School	Shandong Xingmeng School	Shandong Xingmeng School	Shandong Taian Yinchai School
David Kirsten	Cynthia Simmons	David Kidd	Jade Sopphoer	Riikka	Antti
American	American	British	British	Finlander	Finlander
Lanzhou Lianlu School	Lanzhou Lianlu School	Hunan Gofront School	Hunan Gofront School	Hunan Xiangnan School	Hunan Xiangnan School
Derek Kelly	Elaine Fotu	Robert Biggs	Matthew Resse	Nicole D'angelo	Cliff Johnson
American	Australian	Canadian	American	Canadian	Canadian
Hunan Gofront School	Lianyungang School	Hezhou Jidian School	Nanning Buckland School	Guangzhou Yabao School	Guangzhou Yabao School
Nigal Fish	Taipo	Peter Larocque	Ryan O'Connor	Beverlay	Raymond Stander
Canadian	Finlander	Canadian	Canadian	Canadian	South Africar
Hechi Buckland School	Hunan Xiangnan School	Zhongshan Tianzhi School	Zhongshan Tianzhi School	Hechi Buckland School	Hunan Zengguofan Schoo;
Richard Wright	Louisa Wright	Oliver Ladous	Ryan Brooke	Kayley Edwards	Laresa Nanninga
Canadian	Canadian	France	American	Canadian	Canadian
Shandong Guangyuan School	Shandong Guangyuan School	Guilin Sunshine School	Guigang No.2 School	Shenzhen Ningyuan School	Shenzhen Ningyuan School
Sherrye Finglas	Susannah Taitte	Julie Charles	Kathryn Sibley	Louis Landry	Rosemary Landry
Australian	American	American	American	Canadian	Canadian
Baise Middle School	Guilin Qingfen School	Maoming Shine School	Dongguang Hongyuan School	Zhuzhou No.5 School	Zhuzhou No.5 School
Paul Delahunty	Ben Lerwill	Judy Cairns	Adrea Eble
Irish	British	Canadian	Canadian
Pinguolu Middle School	Hechi Buckland School	Hunnan Taozhu School	Hunan Yongzhou Vocational School