| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 45 |
100%
|
| 3 | 0 | ||
| 5 | 0 | ||
| 10 | 0 | ||
| 15 | 0 | ||
| 30 | 0 | ||
| 40 | 0 | ||
| 90 | 0 |