2001 15
1999 21
1998 12
1997 10
1995 3
1994 10
1991 9
1989 9
1986 6
1985 3
1982 7
1980 11
1980 5
1980 13
1977 10
1975 14
1973 8
1973 7
1970 8
1970 5
1968 11
1967 15
1966 3