Congress number
Host Country
Year
XXIInd
United Arab Emirates
2016
XXIst
People's Republic of China
2013
XXth
South Africa
2010
XIXth
Mexico
2007
XVIIIth
Hungary
2004
XVIIth
Republic of Korea
2001
XVIth
Uruguay
1998
XVth
Egypt
1995
XIVth
United States of America
1992
XIIIth
Germany
1989
XIIth
Australia
1986
XIth
Philippines
1983
Xth
Kenya
1980
IXth
Peru
1977
VIIIth
Spain
1974
VIIth
Canada
1971
VIth
Japan
1968
Vth
Israel
1965
IVth
Austria
1962
IIIrd
Brazil
1959
IInd
Belgium
1956
Ist
Cuba
1953