| 1998 |
70%
|
| 2003 |
79%
|
| 2001 |
49%
|
| 2015 |
46%
|
| 1996 |
67%
|
| 1997 |
56%
|
| 1992 |
81%
|
| 2013 |
50%
|
| 1996 |
64%
|
| 1999 |
55%
|
| 1999 |
28%
|
