Y \ X
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
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
8240
8239
8238
8237
8236
8235
8234
8233
8232
8231
8230
8229
8228
8227
8226
8225
8224
8223
8222
8221
8220