2004 |
92%
|
2002 |
92%
|
2006 |
92%
|
1999 |
92%
|
2001 |
92%
|
2000 |
92%
|
1993 |
79%
|
1999 |
65%
|
2009 |
67%
|
2006 |
61%
|
2006 |
64%
|
2002 |
50%
|