| |
Year |
Place (Country) |
| XXXVI |
2026 |
Krakow (Poland) |
| XXXV |
2023 |
Sapporo (Japan)
|
| XXXIV |
2021 |
Rome (Italy) |
| XXXIII |
2020 |
Rome (Italy) |
| XXXII |
2017 |
Montreal (Canada) |
| XXXI |
2014 |
Beijing (China, CIE) |
| XXX |
2011 |
Istanbul (Turkey) |
| XXIX |
2008 |
Chicago, IL (USA) |
| XXVIII |
2005 |
New Delhi (India) |
| XXVII |
2002 |
Maastricht (Netherlands) |
| XXVI |
1999 |
Toronto (Canada) |
| XXV |
1996 |
Lille (France) |
| XXIV |
1993 |
Kyoto (Japan) |
| XXIII |
1990 |
Prague (Czechoslovakia) |
| XXII |
1987 |
Tel Aviv (Israel) |
| XXI |
1984 |
Florence (Italy) |
| XX |
1981 |
Washington, D.C. (U.S.A.) |
| XIX |
1978 |
Helsinki (Finland) |
| XVIII |
1975 |
Lima (Peru) |
| XVII |
1972 |
Warsaw (Poland) |
| XVI |
1969 |
Ottawa (Canada) |
| XV |
1966 |
Munich (Germany) |
| XIV |
1963 |
Tokyo (Japan) |
| XIII |
1960 |
London (U.K.) |
| XII |
1957 |
Boulder, CO (U.S.A.) |
| XI |
1954 |
The Hague (Netherlands) |
| X |
1952 |
Sydney (Australia) |
| IX |
1950 |
Zurich (Switzerland) |
| VIII |
1948 |
Stockholm (Sweden) |
| VII |
1946 |
Paris (France) |
| VI |
1938 |
Venice (Italy) |
| V |
1934 |
London (U.K.) |
| IV |
1931 |
Copenhagen (Denmark) |
| III |
1928 |
Brussels (Belgium) |
| II |
1927 |
Washington, D.C. (U.S.A.) |
| I |
1922 |
Brussels (Belgium) |
