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
3690
3689
3688
3687
3686
3685
3684
3683
3682
3681
3680
3679
3678
3677
3676
3675
3674
3673
3672
3671
3670