| 1992 |
52%
|
| 1991 |
55%
|
| 1998 |
51%
|
| 1983 |
54%
|
| 2003 |
49%
|
| 1985 |
49%
|
| 1995 |
51%
|
| 1987 |
47%
|
| 1988 |
41%
|
| 1988 |
46%
|
