2013 |
82%
|
2008 |
61%
|
2008 |
79%
|
2010 |
66%
|
2014 |
58%
|
2011 |
56%
|
2004 |
53%
|
2010 |
60%
|
2006 |
67%
|
2000 |
54%
|