7 - 10 May 2011, Milan, Italy
10 - 13 April 2010, Vienna, Austria
16 - 19 May 2009, Helsinki, Finland
19 - 22 April 2008, Barcelona, Spain
31 March - 3 April 2007, Munich, Germany
1 - 4 April 2006, Nice, France
2 - 5 April 2005, Copenhagen, Denmark
1 - 4 May 2004, Prague, Czech Republic
10 - 13 May 2003, Glasgow, UK
24 - 27 April 2002, Milan, Italy