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Year
1920
10
1921
14
1927
10
1930
8
1931
8
1932
8
1936
6
1937
8
1938
6
1941
6
1945
4
1946
6
1965
4
1968
6
1969
6
1970
4
1971
8
1973
12
1974
16
1975
12
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