| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | 83 |
64.8%
|
|
| 2 | No | 45 |
35.2%
|
| 5 | Yes | 0 |
0%
|
| Sysmiss | 91 |