| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't Know (spontaneous) | 0 |
0%
|
| -7 | Doesn't apply (spontaneous) | 20 |
16.4%
|
| 1 | Yes | 27 |
22.1%
|
| 2 | No | 75 |
61.5%
|
| Sysmiss | 111 |