| Value | Category | Cases | |
|---|---|---|---|
| 2016 | 2 |
0.2%
|
|
| 2017 | 37 |
3.9%
|
|
| 2018 | 112 |
11.8%
|
|
| 2019 | 310 |
32.7%
|
|
| 2020 | 482 |
50.8%
|
|
| 2021 | 5 |
0.5%
|
|
| Sysmiss | 361 |