| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 50 |
6.3%
|
| 2 | Poor | 83 |
10.4%
|
| 3 | Neither poor, nor good | 205 |
25.7%
|
| 4 | Good | 396 |
49.7%
|
| 5 | Very good | 63 |
7.9%
|
| Sysmiss | 24 |