| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know (spontaneous) | 20 |
6.3%
|
| -8 | Refusal (spontaneous) | 3 |
0.9%
|
| -7 | Does Not Apply (spontaneous) | 0 |
0%
|
| 1 | Yes | 120 |
38%
|
| 2 | No | 173 |
54.7%
|
| Sysmiss | 41 |