• 1943 to 1944 2
• 1945 to 1949 4
• 1950 to 1954 7
• 1955 to 1959 7
• 1960 to 1964 8
• 1965 to 1969 8
• 1970 to 1974 9
• 1975 to 1979 9
• 1980 to 1984 13
• 1985 to 1989 15
• 1990 to 1994 298
• 1995 to 1999 1,829
• 2000 to 2004 14
• 2005 to 2007 3