| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 6 |
0.5%
|
| 0 | Not at all well | 234 |
19.8%
|
| 1 | Not very well | 416 |
35.2%
|
| 2 | Well | 259 |
21.9%
|
| 3 | Very well | 100 |
8.5%
|
| 9 | Don't know | 167 |
14.1%
|
| 98 | Refused | 0 |
0%
|