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
13950
13949
13948
13947
13946
13945
13944
13943
13942
13941
13940
13939
13938
13937
13936
13935
13934
13933
13932
13931
13930