2015 |
58%
|
2011 |
67%
|
2014 |
79%
|
2015 |
79%
|
2017 |
79%
|
2014 |
70%
|
2014 |
60%
|
2008 |
67%
|
2009 |
67%
|
2007 |
67%
|