| Value | Category | Cases | |
|---|---|---|---|
| 2012 | 194 |
84.3%
|
|
| 2013 | 20 |
8.7%
|
|
| 2015 | 3 |
1.3%
|
|
| 2016 | 5 |
2.2%
|
|
| 2017 | 6 |
2.6%
|
|
| 2018 | 2 |
0.9%
|