| 2006 |
60%
|
| 2001 |
52%
|
| 2005 |
74%
|
| 1983 |
67%
|
| 1982 |
61%
|
| 1983 |
75%
|
| 1998 |
64%
|
| 1995 |
77%
|
| 1979 |
78%
|
| 1977 |
50%
|
| 1991 |
39%
|
