2012 |
85%
|
1996 |
89%
|
2004 |
77%
|
2011 |
55%
|
2012 |
59%
|
2015 |
56%
|
2008 |
50%
|
2012 |
83%
|
2013 |
83%
|
2007 |
62%
|
2008 |
35%
|
2008 |
37%
|
2016 |
46%
|
2015 |
30%
|
2016 |
34%
|