| 2005 |
68%
|
| 2008 |
64%
|
| 1984 |
78%
|
| 1999 |
74%
|
| 1988 |
57%
|
| 1999 |
63%
|
| 1992 |
72%
|
| 1981 |
59%
|
| 1983 |
52%
|
