| Value | Category | Cases | |
|---|---|---|---|
| 1 | very well | 304 |
9.3%
|
| 2 | fairly well | 999 |
30.4%
|
| 3 | not very well | 735 |
22.4%
|
| 4 | not at all well | 752 |
22.9%
|
| 5 | don't know | 493 |
15%
|
| 6 | refused | 2 |
0.1%
|
| Sysmiss | 3 |