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
4760
4759
4758
4757
4756
4755
4754
4753
4752
4751
4750
4749
4748
4747
4746
4745
4744
4743
4742
4741
4740