| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
33.3%
|
| -7 | Does not apply (spontaneous) | 0 |
0%
|
| 0 | 1 |
11.1%
|
|
| 2 | No | 2 |
22.2%
|
| 4 | 1 |
11.1%
|
|
| 5 | 2 |
22.2%
|
|
| 10 | Yes | 0 |
0%
|
| Sysmiss | 142 |