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
15060
15059
15058
15057
15056
15055
15054
15053
15052
15051
15050
15049
15048
15047
15046
15045
15044
15043
15042
15041
15040