| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 14 |
1%
|
| 1 | Yes, fully | 1259 |
88.9%
|
| 2 | Yes, partially | 93 |
6.6%
|
| 3 | No | 50 |
3.5%
|