| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 5 |
2.9%
|
| 2 | Poor | 20 |
11.8%
|
| 3 | OK | 90 |
52.9%
|
| 4 | Good | 50 |
29.4%
|
| 5 | Very good | 5 |
2.9%
|
| Sysmiss | 850 |