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
8700
8699
8698
8697
8696
8695
8694
8693
8692
8691
8690
8689
8688
8687
8686
8685
8684
8683
8682
8681
8680