| Value | Category | Cases | |
|---|---|---|---|
| 2016 | 14 |
1.4%
|
|
| 2017 | 48 |
4.9%
|
|
| 2018 | 141 |
14.4%
|
|
| 2019 | 313 |
32%
|
|
| 2020 | 462 |
47.2%
|
|
| Sysmiss | 299 |