| 1995 |
84%
|
| 1990 |
67%
|
| 1991 |
67%
|
| 1989 |
63%
|
| 1993 |
63%
|
| 1999 |
61%
|
| 1994 |
62%
|
| 1995 |
62%
|
| 1996 |
62%
|
| 1990 |
70%
|
| 1991 |
74%
|
| 1991 |
66%
|
| 2005 |
51%
|
