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