Created with Raphaël 2.1.2200020012002200320042005200620072008200920102011201220132014201520162017201820192020
40.0%
X
5.0%
10.0%
15.0%
20.0%
25.0%
30.0%
35.0%
40.0%
30.7%
27.7%
22.7%
18.4%
19.8%
19.1%
17.1%
17.4%
19.9%
20.8%
19.9%
20.3%
20.7%
23.7%
27.4%
28.8%
30.1%
30.3%
29.3%
29.0%
29.0%