Value | Category | Cases | |
---|---|---|---|
-99 | Don't know | 1 |
3.3%
|
-9 | Don't know (spontaneous) | 0 |
0%
|
2019 | 7 |
23.3%
|
|
2020 | 22 |
73.3%
|
|
Sysmiss | 330 |