| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 691 |
20.4%
|
| 2 | fairly well | 1226 |
36.2%
|
| 3 | not very well | 779 |
23%
|
| 4 | not at all well | 645 |
19.1%
|
| 5 | don't know | 28 |
0.8%
|
| 6 | refused | 15 |
0.4%
|