| Value | Category | Cases | |
|---|---|---|---|
| 1 | good | 591 |
34.6%
|
| 2 | medium | 988 |
57.8%
|
| 3 | poor | 93 |
5.4%
|
| 4 | very poor | 31 |
1.8%
|
| Sysmiss | 6 |