2009 |
84%
|
2012 |
86%
|
2013 |
86%
|
2009 |
86%
|
2014 |
86%
|
2010 |
86%
|
2011 |
86%
|
2008 |
86%
|
1995 |
65%
|
1998 |
39%
|