| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 3 |
2.9%
|
| 2 | Poor | 9 |
8.7%
|
| 3 | OK | 36 |
34.6%
|
| 4 | Good | 42 |
40.4%
|
| 5 | Very good | 14 |
13.5%
|
| Sysmiss | 916 |