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1963
1
1964
1
1965
1
1966
1
1967
1
1968
1
1969
1
1970
7
1971
1
1972
1
1973
1
1974
3
1975
3
1976
1
1977
1
1978
1
1979
1
1980
2
1981
2
1982
2
