| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very badly | 75 |
5.8%
|
| 2 | Fairly badly | 210 |
16.1%
|
| 3 | Fairly well | 448 |
34.4%
|
| 4 | Very well | 516 |
39.6%
|
| 5 | Refused | 3 |
0.2%
|
| 6 | Don't know | 50 |
3.8%
|
| Sysmiss | 124 |