2025 Oslo
2023 Prague
2021 Zagreb (oline)
2019 Vienna
2017 Reykjavik
2015 Edinburgh
2013 Istanbul
2011 Brussels
2009 Dubrovnik
2007 Parma
2005 Nicosia
2003 Copenhagen
2001 Vienna/Bratislava
1999 Helsinki/St. Petersburg
1997 Dublin
1995 Lisbon
1993 Debrecen
1991 Glasgow
1989 Basel
1987 Nicosia
1985 Paris
1983 Aalborg
1981 Granada
1979 Dublin
1977 Vienna
1971 Edinburgh
1966 Strasbourg
2024 Panama
2022 online
2020 online
2018 Dublin
2016 Seoul
2014 Melbourne
2012 Stockholm
2010 Hong Kong
2008 Salvador de Bahia, Brazil
2006 Munich
2004 Adelaide
2002 Harare (canceled because of civil war)
2000 Montréal
1998 Jerusalem
1996 Hong Kong
1994 Colombo
1992 Washington DC
1990 Buenos Aires
1988 Stockholm
1986 Tokyo
1984 Montréal
1982 Brighton
1980 Hong Kong
1978 Tel Aviv
1976 Puerto Rico
1974 Nairobi
1970 Manila
1968 Helsinki