| 2012 |
52%
|
| 2004 |
15%
|
| 2011 |
32%
|
| 2010 |
68%
|
| 2005 |
19%
|
| 2012 |
40%
|
| 2011 |
67%
|
| 2011 |
52%
|
| 2011 |
60%
|
| 2012 |
58%
|
| 2011 |
55%
|
