| Value | Category | Cases | |
|---|---|---|---|
| 2017 | 169 |
5.4%
|
|
| 2018 | 502 |
16%
|
|
| 2019 | 729 |
23.2%
|
|
| 2020 | 577 |
18.3%
|
|
| 2021 | 712 |
22.6%
|
|
| 2022 | 427 |
13.6%
|
|
| 9998 | don't know year | 29 |
0.9%
|
| Sysmiss | 37249 |