Y \ X
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
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
5290
5289
5288
5287
5286
5285
5284
5283
5282
5281
5280
5279
5278
5277
5276
5275
5274
5273
5272
5271
5270