| 1988 |
83%
|
| 1993 |
77%
|
| 2000 |
65%
|
| 1993 |
55%
|
| 1990 |
64%
|
| 1993 |
66%
|
| 1992 |
58%
|
| 1989 |
60%
|
| 1995 |
43%
|
| 1992 |
61%
|
| 1985 |
74%
|
| 2003 |
44%
|
| 2004 |
47%
|
