| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. Very badly | 47 |
4.6%
|
| 2 | 2. Fairly badly | 154 |
15%
|
| 3 | 3. Fairly well | 322 |
31.3%
|
| 4 | 4. Very well | 444 |
43.1%
|
| 5 | 5. Refused | 3 |
0.3%
|
| 6 | 6. Don't know | 59 |
5.7%
|