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
14050
14049
14048
14047
14046
14045
14044
14043
14042
14041
14040
14039
14038
14037
14036
14035
14034
14033
14032
14031
14030