| 2002 |
83%
|
| 2001 |
50%
|
| 1997 |
76%
|
| 2000 |
76%
|
| 1996 |
76%
|
| 1993 |
67%
|
| 1991 |
75%
|
| 1994 |
72%
|
| 1996 |
55%
|
| 1996 |
75%
|
| 1996 |
43%
|
