| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 629 |
18%
|
| 2 | fairly well | 932 |
26.7%
|
| 3 | not very well | 876 |
25.1%
|
| 4 | not at all well | 1012 |
29%
|
| 5 | don't know | 39 |
1.1%
|
| 6 | refused | 5 |
0.1%
|