| Value | Category | Cases | |
|---|---|---|---|
| 2019 | 9 |
2.1%
|
|
| 2020 | 72 |
16.9%
|
|
| 2021 | 222 |
52.2%
|
|
| 2022 | 103 |
24.2%
|
|
| 9997 | inconsistent | 0 |
0%
|
| 9998 | don't know | 19 |
4.5%
|
| Sysmiss | 39969 |