| 2008 |
95%
|
| 2012 |
87%
|
| 2005 |
72%
|
| 2011 |
80%
|
| 2003 |
77%
|
| 1993 |
79%
|
| 1999 |
56%
|
| 1987 |
60%
|
| 1992 |
52%
|
