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
9630
9629
9628
9627
9626
9625
9624
9623
9622
9621
9620
9619
9618
9617
9616
9615
9614
9613
9612
9611
9610