1998 2
1995 0
1993 1
1992 0
1989 0
1989 1
1986 1
1981 1
1978 2
1978 0
1977 0
1976 0
1976 2
1974 2
1973 1
1972 0
1969 1
1966 0
1964 0
1962 1
1960 1