Y \ X
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
9450
9449
9448
9447
9446
9445
9444
9443
9442
9441
9440
9439
9438
9437
9436
9435
9434
9433
9432
9431
9430