- 1914 to 1914 52,215
- 1915 to 1919 67,947
- 1920 to 1924 76,752
- 1925 to 1929 90,095
- 1930 to 1934 100,171
- 1935 to 1939 113,745
- 1940 to 1944 121,622
- 1945 to 1949 139,720
- 1950 to 1954 162,618
- 1955 to 1959 182,091
- 1960 to 1964 203,297
- 1965 to 1969 228,689
- 1970 to 1971 160,182