| 1990 |
58%
|
| 2006 |
77%
|
| 1984 |
71%
|
| 1987 |
63%
|
| 1984 |
64%
|
| 1985 |
74%
|
| 1991 |
60%
|
| 2008 |
69%
|
| 1993 |
64%
|
| 1990 |
40%
|
| 1993 |
46%
|
| 1996 |
31%
|
| 1995 |
46%
|
| 1997 |
37%
|
| 1981 |
61%
|
| 1991 |
58%
|
| 2010 |
78%
|
