| 2000 |
83%
|
| 1986 |
56%
|
| 1989 |
46%
|
| 1988 |
49%
|
| 1994 |
28%
|
| 1991 |
43%
|
| 1992 |
35%
|
| 1987 |
47%
|
| 1989 |
53%
|
| 1994 |
32%
|
