| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 11 |
4.5%
|
| 2 | Poor | 22 |
9%
|
| 3 | OK | 134 |
54.7%
|
| 4 | Good | 64 |
26.1%
|
| 5 | Very good | 14 |
5.7%
|
| Sysmiss | 775 |