Y \ X
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
13290
13289
13288
13287
13286
13285
13284
13283
13282
13281
13280
13279
13278
13277
13276
13275
13274
13273
13272
13271
13270