Height evolution:
Here are the slice I choose, I choose those ones because they are about equivalent in number of dogs (300-450). [The whole statistical ensemble is the 2200-2300 bonitated dogs entered in WD.]
Slices: 1970->1990 ; 1990->1995 ; 1995->2000 ; 2000->2003 ; 2003->2006 ; 2006->2010
Female 1970->1990
Female 1990->1995
Female 1995->2000
Female 2000->2003
Female 2003->2006
Female 2006->2010
Female 1970->2010 (sum up)
Male 1970->1990
Male 1990->1995
Male 1995->2000
Male 2000->2003
Male 2003->2006
Male 2006->2010
Male 1970->2010 (sum up)
Other interesting slices, showing dogs under 15yrs, under 10yrs, under 8years, and under 6years (under 4years can be found in previous post). Who knows how to make a gif animation ?
Female 1995->2010
Female 2000->2010
Female 2002->2010
Female 2004->2010
Male 1995->2010
Male 2000->2010
Male 2002->2010
Male 2004->2010