2015 |
62%
|
2008 |
40%
|
2014 |
43%
|
2004 |
24%
|
2005 |
40%
|
2006 |
22%
|
2006 |
39%
|
2012 |
40%
|
2011 |
67%
|
2011 |
52%
|
2012 |
58%
|