| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 1 |
1%
|
| 2 | Poor | 14 |
13.5%
|
| 3 | OK | 53 |
51%
|
| 4 | Good | 30 |
28.8%
|
| 5 | Very good | 6 |
5.8%
|
| Sysmiss | 916 |