| 1999 |
76%
|
| 1981 |
69%
|
| 1982 |
65%
|
| 1991 |
53%
|
| 1988 |
77%
|
| 1988 |
77%
|
| 1986 |
34%
|
| 1995 |
56%
|
| 1976 |
37%
|
| 1991 |
53%
|
