1. Istanbul (2014)
  2. Lisbon (2013)
  3. Rotterdam (2012)
  4. Uppsala (2011)
  5. Leuven (2010)
  6. Santiago (2009)
  7. Cambridge (2008)
  8. Helsinki (2007)
  9. Budapest (2006)
  10. Caserta (2005)
  11. Paris (2004)
  12. Cologne (2003)
  13. Lausanne (2002)
  14. Lisbon (2001)
  15. Maastricht (2000)
  16. Stockholm (1999)
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