| 2006 |
86%
|
| 1980 |
79%
|
| 2001 |
83%
|
| 2000 |
83%
|
| 2006 |
71%
|
| 1977 |
75%
|
| 1978 |
70%
|
| 1992 |
54%
|
| 1989 |
56%
|
| 1990 |
44%
|
