| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 4 |
0%
|
| -8 | Refused | 6 |
0%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 213 |
1%
|
| 1 | Very well | 10891 |
49.2%
|
| 2 | Fair | 4769 |
21.5%
|
| 3 | Not well | 2851 |
12.9%
|
| 4 | Not at all | 3398 |
15.4%
|
| Sysmiss | 4672 |