Value | Category | Cases | |
---|---|---|---|
-99 | Don't know | 1 |
1.1%
|
-9 | Don't know (spontaneous) | 0 |
0%
|
2019 | 21 |
22.8%
|
|
2020 | 70 |
76.1%
|
|
Sysmiss | 1004 |