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
12770
12769
12768
12767
12766
12765
12764
12763
12762
12761
12760
12759
12758
12757
12756
12755
12754
12753
12752
12751
12750