| Value | Category | Cases | |
|---|---|---|---|
| 1 | Have done | 9 |
36%
|
| 2 | Not done | 16 |
64%
|
| -5 | Missing; Not asked by the interviewer | 0 | |
| -4 | Not asked | 0 | |
| -3 | Not applicable | 1016 | |
| -2 | No answer | 0 | |
| -1 | Don´t know | 0 |