| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
0.6%
|
| 1 | Yes, fully | 101 |
64.7%
|
| 2 | Yes, partially | 20 |
12.8%
|
| 3 | No | 34 |
21.8%
|