Country | Year | Membership Status |
---|---|---|
Bulgaria | 1972 | 1 |
Bulgaria | 1973 | 1 |
Bulgaria | 1974 | 2 |
Bulgaria | 1975 | 2 |
Bulgaria | 1976 | 2 |
Bulgaria | 1977 | 2 |
Bulgaria | 1978 | 2 |
Bulgaria | 1979 | 2 |
Canada | 1972 | 1 |
Canada | 1973 | 1 |
Canada | 1974 | 2 |
Canada | 1975 | 2 |
Canada | 1976 | 2 |
Canada | 1977 | 2 |
Canada | 1978 | 2 |
Canada | 1979 | 2 |
Cuba | 1975 | 2 |
Cuba | 1976 | 2 |
Cuba | 1977 | 2 |
Cuba | 1978 | 2 |
Cuba | 1979 | 2 |
Denmark | 1970 | 1 |
Denmark | 1971 | 1 |
Denmark | 1972 | 1 |
Denmark | 1973 | 1 |
Denmark | 1974 | 2 |
Denmark | 1975 | 2 |
Denmark | 1976 | 2 |
Denmark | 1977 | 2 |
Denmark | 1978 | 2 |
Denmark | 1979 | 2 |
France | 1970 | 0 |
France | 1971 | 1 |
France | 1972 | 1 |
France | 1973 | 1 |
France | 1974 | 2 |
France | 1975 | 2 |
France | 1976 | 2 |
France | 1977 | 2 |
France | 1978 | 2 |
France | 1979 | 2 |
Germany | 1970 | 0 |
Germany | 1971 | 1 |
Germany | 1972 | 1 |
Germany | 1973 | 1 |
Germany | 1974 | 2 |
Germany | 1975 | 2 |
Germany | 1976 | 2 |
Germany | 1977 | 2 |
Germany | 1978 | 2 |
Germany | 1979 | 2 |
Germany, Former GDR | 1974 | 2 |
Germany, Former GDR | 1975 | 2 |
Germany, Former GDR | 1976 | 2 |
Germany, Former GDR | 1977 | 2 |
Germany, Former GDR | 1978 | 2 |
Germany, Former GDR | 1979 | 2 |
Iceland | 1970 | 1 |
Iceland | 1971 | 1 |
Iceland | 1972 | 1 |
Iceland | 1973 | 1 |
Iceland | 1974 | 2 |
Iceland | 1975 | 2 |
Iceland | 1976 | 2 |
Iceland | 1977 | 2 |
Iceland | 1978 | 2 |
Iceland | 1979 | 2 |
Italy | 1970 | 0 |
Italy | 1971 | 1 |
Italy | 1972 | 1 |
Italy | 1973 | 1 |
Italy | 1974 | 2 |
Italy | 1975 | 2 |
Italy | 1976 | 2 |
Italy | 1977 | 2 |
Italy | 1978 | 2 |
Italy | 1979 | 2 |
Japan | 1972 | 1 |
Japan | 1973 | 1 |
Japan | 1974 | 2 |
Japan | 1975 | 2 |
Japan | 1976 | 2 |
Japan | 1977 | 2 |
Japan | 1978 | 2 |
Japan | 1979 | 2 |
Norway | 1970 | 0 |
Norway | 1971 | 1 |
Norway | 1972 | 1 |
Norway | 1973 | 1 |
Norway | 1974 | 2 |
Norway | 1975 | 2 |
Norway | 1976 | 2 |
Norway | 1977 | 2 |
Norway | 1978 | 2 |
Norway | 1979 | 2 |
Poland | 1970 | 0 |
Poland | 1971 | 1 |
Poland | 1972 | 1 |
Poland | 1973 | 1 |
Poland | 1974 | 2 |
Poland | 1975 | 2 |
Poland | 1976 | 2 |
Poland | 1977 | 2 |
Poland | 1978 | 2 |
Poland | 1979 | 2 |
Portugal | 1970 | 0 |
Portugal | 1971 | 0 |
Portugal | 1972 | 0 |
Portugal | 1973 | 1 |
Portugal | 1974 | 2 |
Portugal | 1975 | 2 |
Portugal | 1976 | 2 |
Portugal | 1977 | 2 |
Portugal | 1978 | 2 |
Portugal | 1979 | 2 |
Romania | 1970 | 0 |
Romania | 1971 | 0 |
Romania | 1972 | 0 |
Romania | 1973 | 0 |
Romania | 1974 | 2 |
Romania | 1975 | 2 |
Romania | 1976 | 2 |
Romania | 1977 | 2 |
Romania | 1978 | 2 |
Romania | 1979 | 2 |
Russian Federation | 1970 | 0 |
Russian Federation | 1971 | 1 |
Russian Federation | 1972 | 1 |
Russian Federation | 1973 | 1 |
Russian Federation | 1974 | 2 |
Russian Federation | 1975 | 2 |
Russian Federation | 1976 | 2 |
Russian Federation | 1977 | 2 |
Russian Federation | 1978 | 2 |
Russian Federation | 1979 | 2 |
Spain | 1970 | 0 |
Spain | 1971 | 0 |
Spain | 1972 | 0 |
Spain | 1973 | 1 |
Spain | 1974 | 2 |
Spain | 1975 | 2 |
Spain | 1976 | 2 |
Spain | 1977 | 2 |
Spain | 1978 | 2 |
Spain | 1979 | 2 |
United Kingdom | 1970 | 0 |
United Kingdom | 1971 | 1 |
United Kingdom | 1972 | 1 |
United Kingdom | 1973 | 1 |
United Kingdom | 1974 | 2 |
United Kingdom | 1975 | 2 |
United Kingdom | 1976 | 2 |
United Kingdom | 1977 | 2 |
United Kingdom | 1978 | 2 |
United Kingdom | 1979 | 2 |
United States | 1970 | 0 |
United States | 1971 | 0 |
United States | 1972 | 0 |
United States | 1973 | 1 |
United States | 1974 | 2 |
United States | 1975 | 2 |
United States | 1976 | 0 |
United States | 1977 | 0 |
United States | 1978 | 0 |
United States | 1979 | 0 |
Membership status is coded as follows: