1984 4
1982 12
1982 15
1980 13
1980 10
1980 11
1979 8
1979 9
1978 7
1977 10
1977 12
1976 10
1976 12
1975 17
1973 17
1973 7
1971 4
1970 7
1970 5
1969 7
1969 9
1968 11
1967 14