| 2014 |
77%
|
| 2017 |
74%
|
| 2018 |
79%
|
| 2016 |
72%
|
| 2015 |
74%
|
| 2018 |
68%
|
| 2019 |
71%
|
| 2018 |
66%
|
| 2015 |
55%
|
| 2018 |
46%
|
