- 1947 to 1949 381
- 1950 to 1954 443
- 1955 to 1959 147
- 1960 to 1964 82
- 1965 to 1969 103
- 1970 to 1974 92
- 1975 to 1979 27
- 1980 to 1984 19
- 1985 to 1989 17
- 1990 to 1994 3
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