Created with Raphaël 2.1.2
59,3%
2016
10,0
20,0
30,0
40,0
50,0
60,0%
63,5%
2006
64,4%
2007
63,7%
2008
64,3%
2009
61,9%
2010
61,4%
2011
61,5%
2012
62,1%
2013
61,4%
2014
60,6%
2015
59,3%
2016