| 1991 |
51%
|
| 1999 |
77%
|
| 1997 |
77%
|
| 2000 |
77%
|
| 2001 |
77%
|
| 1996 |
77%
|
| 1998 |
77%
|
| 1995 |
77%
|
| 1964 |
82%
|
| 1963 |
82%
|
| 1984 |
49%
|
| 1975 |
66%
|
