| 2009 |
47%
|
| 2004 |
49%
|
| 2007 |
43%
|
| 2013 |
41%
|
| 2010 |
43%
|
| 2015 |
36%
|
| 2009 |
42%
|
| 2010 |
34%
|
| 2015 |
41%
|
