1977 1979 1975 1973
1978 1979 1972 1975
1974 1979 1970 1976
1970 1978 1973 1976
1979 1970 1976 1973
1976 1979 1970 1973
1970 1976 1978 1972
1971 1977 1973 1975
1971 1979 1975 1977