1980 9
1979 9
1978 8
1977 10
1976 18
1975 6
1974 10
1974 5
1972 7
1971 11
1970 4
1970 6
1969 5
1969 2
1969 9
1969 7
1967 5
1965 12
1964 7
1963 6
1963 9
1962 6
1962 2
1959 6