| 1988 |
49%
|
| 2003 |
44%
|
| 1997 |
36%
|
| 1995 |
46%
|
| 1996 |
30%
|
| 1997 |
50%
|
| 1997 |
58%
|
| 1997 |
49%
|
| 1997 |
49%
|
| 1997 |
50%
|
