• 1958 to 1959 62
• 1960 to 1964 522
• 1965 to 1969 528
• 1970 to 1974 369
• 1975 to 1979 342
• 1980 to 1984 388
• 1985 to 1989 386
• 1990 to 1994 401
• 1995 to 1999 370
• 2000 to 2004 102
• 2005 to 2008 1