| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Doesn't apply (spontaneous) | 16 |
14.4%
|
| 0 | Below required | 42 |
37.8%
|
| 1 | As required | 43 |
38.7%
|
| 2 | Above required | 10 |
9%
|