| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 3 |
1%
|
| 2 | poor | 47 |
15.1%
|
| 3 | high | 232 |
74.4%
|
| 4 | very hight | 30 |
9.6%
|
| Sysmiss | 279 |