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
14990
14989
14988
14987
14986
14985
14984
14983
14982
14981
14980
14979
14978
14977
14976
14975
14974
14973
14972
14971
14970