| Value | Category | Cases | |
|---|---|---|---|
| 2014 | 1 |
0.4%
|
|
| 2015 | 2 |
0.7%
|
|
| 2016 | 3 |
1.1%
|
|
| 2017 | 12 |
4.4%
|
|
| 2018 | 138 |
50.9%
|
|
| 2019 | 115 |
42.4%
|