Y \ X
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
13150
13149
13148
13147
13146
13145
13144
13143
13142
13141
13140
13139
13138
13137
13136
13135
13134
13133
13132
13131
13130