| 2006 |
80%
|
| 2007 |
78%
|
| 2006 |
71%
|
| 2008 |
78%
|
| 1998 |
67%
|
| 2008 |
60%
|
| 2012 |
70%
|
| 2001 |
57%
|
| 1997 |
57%
|
| 1994 |
67%
|
| 1983 |
53%
|
| 1990 |
63%
|
