By countries

Gold - 0
Silver - 0
Bronze - 0

1985 - 8 place
1983 - 6 place
1978 - 8 place
1976 - 8 place
1974 - 6 place
1970 - 5 place
1968 - 8 place
1967 - 7 place
1966 - 5 place
1965 - 5 place
1963 - 6 place
1961 - 5 place
1959 - 7 place
1957 - 5 place