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1936
to
1939
2
1940
to
1944
1
1945
to
1949
1
1950
to
1954
1
1955
to
1959
1
1960
to
1964
6
1965
to
1969
6
1970
to
1974
4
1975
to
1979
4
1980
to
1984
8
1985
to
1989
2
1990
to
1994
3
1995
to
1999
1
2000
to
2001
1