| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 6 |
3.2%
|
| 2 | poor | 36 |
19.4%
|
| 3 | high | 137 |
73.7%
|
| 4 | very hight | 7 |
3.8%
|
| Sysmiss | 405 |