| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| -7 | Does not apply | 6 |
3.9%
|
| 0 | Below required | 44 |
28.9%
|
| 1 | As required | 96 |
63.2%
|
| 2 | Above required | 6 |
3.9%
|
| Sysmiss | 359 |