| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all well | 392 |
32.7%
|
| 1 | Not very well | 119 |
9.9%
|
| 2 | Well | 96 |
8%
|
| 3 | Very well | 20 |
1.7%
|
| 9 | Don't know | 573 |
47.8%
|
| 998 | Refused | 0 |
0%
|