| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 6 |
3.7%
|
| 2 | Poor | 23 |
14.1%
|
| 3 | OK | 83 |
50.9%
|
| 4 | Good | 46 |
28.2%
|
| 5 | Very good | 5 |
3.1%
|
| Sysmiss | 857 |