Y \ X
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
10680
10679
10678
10677
10676
10675
10674
10673
10672
10671
10670
10669
10668
10667
10666
10665
10664
10663
10662
10661
10660