| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 68 |
3.1%
|
| 2 | fairly well | 319 |
14.5%
|
| 3 | not very well | 524 |
23.8%
|
| 4 | not at all well | 1041 |
47.3%
|
| 5 | do not know | 248 |
11.3%
|
| 6 | refused | 0 |
0%
|