- 1916 to 1919 1
- 1920 to 1924 17
- 1925 to 1929 236
- 1930 to 1934 520
- 1935 to 1939 444
- 1940 to 1944 191
- 1945 to 1949 222
- 1950 to 1954 388
- 1955 to 1959 256
- 1960 to 1964 323
- 1965 to 1969 362
- 1970 to 1974 371
- 1975 to 1979 1,390
- 1980 to 1984 1,093
- 1985 to 1989 1,273