| 2013 |
84%
|
| 2005 |
84%
|
| 2010 |
75%
|
| 2009 |
75%
|
| 2015 |
78%
|
| 1997 |
77%
|
| 2001 |
77%
|
| 2003 |
78%
|
| 1999 |
59%
|
| 2003 |
34%
|
| 2008 |
47%
|
