| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Doesn't apply (spontaneous) | 9 |
8.1%
|
| 0 | Below required | 7 |
6.3%
|
| 1 | As required | 87 |
78.4%
|
| 2 | Above required | 8 |
7.2%
|