| Value | Category | Cases | |
|---|---|---|---|
| 0 | 33 |
97.1%
|
|
| 4 | 1 |
2.9%
|
|
| 777 | Not applicable | 0 |
0%
|
| 888 | Respondent refuses to answer | 0 |
0%
|
| 999 | Respondent does not know | 0 |
0%
|
| Sysmiss | 393 |