| 2011 |
77%
|
| 2008 |
71%
|
| 2010 |
64%
|
| 2012 |
64%
|
| 2017 |
66%
|
| 2017 |
64%
|
| 1997 |
46%
|
| 1996 |
62%
|
| 1999 |
82%
|
| 1989 |
59%
|
