| 1999 |
77%
|
| 1997 |
77%
|
| 2000 |
77%
|
| 2001 |
77%
|
| 1996 |
77%
|
| 1998 |
77%
|
| 1995 |
77%
|
| 1990 |
71%
|
| 1994 |
55%
|
| 1996 |
69%
|
| 1999 |
68%
|
| 2012 |
31%
|
