Y \ X
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
3470
3469
3468
3467
3466
3465
3464
3463
3462
3461
3460
3459
3458
3457
3456
3455
3454
3453
3452
3451
3450