| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 618 |
17.7%
|
| 2 | fairly well | 1380 |
39.5%
|
| 3 | not very well | 807 |
23.1%
|
| 4 | not at all well | 545 |
15.6%
|
| 5 | don't know | 138 |
4%
|
| 6 | refused | 5 |
0.1%
|