| 2005 |
72%
|
| 2006 |
69%
|
| 2004 |
72%
|
| 2010 |
73%
|
| 2003 |
75%
|
| 2001 |
75%
|
| 2006 |
45%
|
| 2010 |
41%
|
| 2006 |
32%
|
