| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
2.8%
|
| 1 | Yes, fully | 148 |
41.3%
|
| 2 | Yes, partially | 122 |
34.1%
|
| 3 | No | 78 |
21.8%
|