| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very badly | 2327 |
44.8%
|
| 2 | Fairly badly | 1510 |
29.1%
|
| 3 | Fairly well | 1109 |
21.4%
|
| 4 | Very well | 247 |
4.8%
|
| Sysmiss | 4282 |