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
13270
13269
13268
13267
13266
13265
13264
13263
13262
13261
13260
13259
13258
13257
13256
13255
13254
13253
13252
13251
13250