| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 728 |
21.5%
|
| 2 | fairly well | 976 |
28.8%
|
| 3 | not very well | 756 |
22.3%
|
| 4 | not at all well | 888 |
26.2%
|
| 5 | don't know | 21 |
0.6%
|
| 6 | refused | 15 |
0.4%
|