| 2007 |
80%
|
| 2005 |
72%
|
| 2003 |
60%
|
| 2008 |
78%
|
| 2006 |
57%
|
| 2007 |
72%
|
| 2005 |
77%
|
| 2009 |
52%
|
| 1994 |
59%
|
