| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
0.8%
|
| 1 | Yes, fully | 355 |
96.5%
|
| 2 | Yes, partially | 9 |
2.4%
|
| 3 | No | 1 |
0.3%
|