| Value | Category | Cases | |
|---|---|---|---|
| -9 | dk | 4 |
5.6%
|
| -7 | does not apply | 0 |
0%
|
| 1 | very poor | 8 |
11.3%
|
| 2 | slightly poor | 15 |
21.1%
|
| 3 | fairly good | 39 |
54.9%
|
| 4 | very good | 5 |
7%
|
| Sysmiss | 1361 |