| 2013 |
71%
|
| 2016 |
65%
|
| 2008 |
84%
|
| 2006 |
64%
|
| 2004 |
75%
|
| 2015 |
78%
|
| 2009 |
36%
|
| 2006 |
59%
|
| 1997 |
69%
|
| 1996 |
69%
|
| 2013 |
31%
|
