| 2000 |
73%
|
| 2003 |
57%
|
| 2007 |
78%
|
| 2006 |
71%
|
| 2008 |
78%
|
| 2005 |
73%
|
| 2005 |
50%
|
| 1999 |
66%
|
| 2003 |
34%
|
| 1989 |
74%
|
| 1986 |
66%
|
| 1990 |
80%
|
| 1990 |
71%
|
| 1981 |
66%
|
| 1980 |
66%
|
| 1984 |
56%
|
| 1983 |
56%
|
