| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 4 |
1.1%
|
| 1 | Yes, fully | 163 |
45.7%
|
| 2 | Yes, partially | 63 |
17.6%
|
| 3 | No | 127 |
35.6%
|