| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 15 |
2.3%
|
| 1 | Yes, fully | 246 |
37.9%
|
| 2 | Yes, partially | 111 |
17.1%
|
| 3 | No | 277 |
42.7%
|