| 2008 |
90%
|
| 2013 |
75%
|
| 2012 |
86%
|
| 2013 |
79%
|
| 2011 |
56%
|
| 2002 |
83%
|
| 1997 |
83%
|
| 2003 |
72%
|
| 2003 |
79%
|
| 2015 |
47%
|
