Created with Raphaël 2.1.22006200720082009201020112012201320142015201620172018
16.0%
X
2.0%
4.0%
6.0%
8.0%
10.0%
12.0%
14.0%
16.0%
16.3%
16.6%
15.5%
15.1%
12.5%
12.0%
11.5%