| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 2 |
100%
|
| -6 | Still in progress | 0 | |
| 1 | One week or less | 0 | |
| 2 | 0 | ||
| 3 | 0 | ||
| 4 | 0 | ||
| 5 | 0 |