| 1986 |
71%
|
| 1995 |
64%
|
| 1996 |
54%
|
| 1991 |
56%
|
| 1986 |
75%
|
| 1991 |
61%
|
| 1997 |
56%
|
| 1991 |
81%
|
| 1992 |
63%
|
| 1994 |
54%
|
