| 1992 |
90%
|
| 1996 |
84%
|
| 1997 |
84%
|
| 1994 |
67%
|
| 1993 |
67%
|
| 1995 |
67%
|
| 2012 |
13%
|
| 1998 |
62%
|
| 1997 |
61%
|
| 1996 |
58%
|
| 2000 |
57%
|
| 2005 |
40%
|
| 2006 |
40%
|
