2013 |
52%
|
2007 |
54%
|
2005 |
45%
|
2007 |
77%
|
2005 |
63%
|
2016 |
67%
|
2016 |
70%
|
2015 |
73%
|
2017 |
73%
|
2018 |
73%
|