| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know | 2 |
0%
|
| -8 | Refused | 2 |
0%
|
| -5 | Not applicable | 0 |
0%
|
| -3 | Missing | 8 |
0%
|
| 1 | Very well | 16028 |
70.5%
|
| 2 | Fair | 3343 |
14.7%
|
| 3 | Not well | 1575 |
6.9%
|
| 4 | Not at all | 1782 |
7.8%
|
| Sysmiss | 4064 |