Y \ X
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
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
12800
12799
12798
12797
12796
12795
12794
12793
12792
12791
12790
12789
12788
12787
12786
12785
12784
12783
12782
12781
12780