| 2010 |
82%
|
| 2011 |
77%
|
| 2012 |
81%
|
| 2013 |
81%
|
| 2014 |
81%
|
| 2017 |
81%
|
| 2015 |
81%
|
| 2016 |
81%
|
| 2017 |
76%
|
| 2015 |
63%
|
| 2014 |
75%
|
| 2018 |
55%
|
