- 1901 to 1904 (7)
- 1905 to 1909 (7)
- 1910 to 1914 (8)
- 1915 to 1919 (7)
- 1920 to 1924 (12)
- 1925 to 1929 (15)
- 1930 to 1934 (8)
- 1935 to 1939 (0)
- 1940 to 1944 (0)
- 1945 to 1949 (0)
- 1950 to 1954 (0)
- 1955 to 1959 (0)
- 1960 to 1964 (2)
- 1965 to 1969 (7)
- 1970 to 1974 (4)