Year Venue Country Date Participants
1 1953 Lucerne Switzerland 25-25 October 71
2 1955 Horsens Denmark 1-5 August
3 1959 Jambville France 12-13 August 250
4 1961 Woudschoten Netherlands 28-29 October 81
5 1963 Castelgandolfo Italy 22-27 July 63
6 1965 Brussels Belgium 27-29 August
7 1967 Durham United Kingdom 14-21 July 300
8 1969 Gripsholm Sweden 23-25 August 190
9 1971 Melbourne Australia 30 September-4 October
10 1973 Vienna Austria 9-13 July 400
11 1975 Aalborg Denmark 15-20 August 600
12 1977 Montreux Switzerland 25-29 July 464
13 1979 Bergen Norway 5-11 August
14 1981 Dijon France 20-25 July
15 1983 Dalfsen Netherlands 11-16 July
16 1985 Christchurch New Zealand 1-8 February
17 1987 Coventry United Kingdom 19-24 July
18 1989 Aalborg Denmark 6-12 August
19 1991 Chalkidiki Greece 29 Sept. - 4 Oct.
20 1993 Yogyakarta Indonesia 16-22 May
21 1996 Montegrotto Italy 30 June-6 July 544
22 1999 New Delhi India 21-26 February 517
23 2002 Vancouver Canada 9-15 June 460
24 2005 Lillehammer Norway 12-17 June 432
25 2008 Vienna Austria 21-26 August 431
26 2011 Como Italy 26 Sept.- 2 Oct. 465
27 2014 Sydney Australia  10 - 16 October 308
28 2017 Denpasar, Bali Indonesia 9-14 October 280
29 2020 Madrid Spain    
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