2004 1
1999 0
1998 3
1998 2
1994 2
1991 4
1991 1
1989 0
1986 2
1986 3
1984 5
1983 1
1982 1
1981 3
1981 1
1980 9
1975 6
1971 8
1969 3
1969 1
1969 4
1968 2