| 2013 |
70%
|
| 2009 |
73%
|
| 2005 |
72%
|
| 2006 |
69%
|
| 2004 |
72%
|
| 2008 |
76%
|
| 2010 |
73%
|
| 2015 |
71%
|
| 2008 |
61%
|
