| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 8 |
5.5%
|
| 1 | Yes, fully | 95 |
65.5%
|
| 2 | Yes, partially | 25 |
17.2%
|
| 3 | No | 17 |
11.7%
|