2004 |
82%
|
2006 |
58%
|
2000 |
83%
|
1998 |
84%
|
1996 |
84%
|
2004 |
59%
|
1997 |
79%
|
2001 |
70%
|
2001 |
80%
|
2003 |
71%
|
2006 |
80%
|
2000 |
65%
|
1999 |
65%
|
1999 |
69%
|
2000 |
70%
|
2000 |
69%
|
1996 |
72%
|
2015 |
--
|