| 2010 |
70%
|
| 2005 |
63%
|
| 2004 |
67%
|
| 2005 |
67%
|
| 2006 |
67%
|
| 2000 |
73%
|
| 1999 |
72%
|
| 2001 |
72%
|
| 2008 |
53%
|
| 2009 |
51%
|
