Value | Category | Cases | |
---|---|---|---|
-99 | Don't know | 0 |
0%
|
-9 | Don't know (spontaneous) | 3 |
10%
|
2019 | 8 |
26.7%
|
|
2020 | 19 |
63.3%
|
|
Sysmiss | 1339 |