| 1983 |
82%
|
| 1982 |
71%
|
| 1984 |
75%
|
| 1983 |
75%
|
| 1987 |
62%
|
| 1983 |
75%
|
| 1986 |
74%
|
| 1983 |
46%
|
| 1985 |
41%
|
| 1984 |
48%
|
| 1989 |
21%
|
| 1990 |
38%
|
| 1991 |
37%
|
| 1990 |
44%
|
| 2001 |
58%
|
