2008 |
88%
|
2005 |
81%
|
2006 |
78%
|
2007 |
58%
|
2002 |
63%
|
2004 |
73%
|
2004 |
79%
|
2005 |
71%
|
2007 |
63%
|
2007 |
73%
|
2008 |
76%
|
2005 |
68%
|
2006 |
53%
|
2006 |
50%
|