Y \ X
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
8700
8699
8698
8697
8696
8695
8694
8693
8692
8691
8690
8689
8688
8687
8686
8685
8684
8683
8682
8681
8680