2020 ZURICH SWITZERLAND

Thursday, December 3, 2020

2017 ZURICH SWITZERLAND

Sunday, November 12, 2017

2016 ST.BLASIEN GERMANY

Saturday, January 9, 2016

2015 ZURICH SWITZERLAND

Thursday, May 7, 2015

2014 ZURICH SWITZERLAND

Sunday, November 9, 2014

2012 ZURICH SWITZERLAND

Saturday, November 24, 2012

2012 BERN SWITZERLAND

Saturday, March 17, 2012

2010 STRATHMORE MD USA

Friday, December 10, 2010

2009 WASHINGTON DC USA

Thursday, February 19, 2009

2008 WASHINGTON DC USA

Saturday, December 27, 2008

2006 BETHESDA USA

Saturday, October 20, 2006

2006 WINTERTHUR SWITZERLAND

Saturday, May 6, 2006

2005 HOLLIGEN SWITZERLAND

Saturday, June 11, 2005

2004 BERN SWITZERLAND

Thursday, December 16, 2004

2003 LANGENTHAL SWITZERLAND

Tuesday, December 16, 2003

2002 BERN SWITZERLAND

Saturday, October 26, 2002

1995 MOSCOW RUSSIA

Friday, April 14, 1995