| Value | Category | Cases | |
|---|---|---|---|
| 2014 | 33 |
5.9%
|
|
| 2015 | 58 |
10.4%
|
|
| 2016 | 121 |
21.8%
|
|
| 2017 | 197 |
35.4%
|
|
| 2018 | 143 |
25.7%
|
|
| 2019 | 4 |
0.7%
|