| Value | Category | Cases | |
|---|---|---|---|
| 0 | Not at all well | 417 |
34.8%
|
| 1 | Not very well | 101 |
8.4%
|
| 2 | Well | 73 |
6.1%
|
| 3 | Very well | 12 |
1%
|
| 9 | Don't know | 597 |
49.8%
|
| 998 | Refused | 0 |
0%
|