- 1941 to 1944 (3)
- 1945 to 1949 (11)
- 1950 to 1954 (19)
- 1955 to 1959 (25)
- 1960 to 1964 (31)
- 1965 to 1969 (96)
- 1970 to 1974 (201)
- 1975 to 1979 (148)
- 1980 to 1984 (104)
- 1985 to 1989 (149)
- 1990 to 1994 (161)
- 1995 to 1999 (129)
- 2000 to 2004 (1139)
- 2005 to 2009 (678)