2005 |
50%
|
1998 |
53%
|
1998 |
39%
|
1999 |
66%
|
2000 |
67%
|
2002 |
66%
|
2001 |
66%
|
1995 |
51%
|
2002 |
65%
|
2002 |
66%
|
2008 |
47%
|