| Value | Category | Cases | |
|---|---|---|---|
| 1 | very good | 56 |
5.2%
|
| 2 | good | 424 |
39.1%
|
| 3 | poor | 458 |
42.2%
|
| 4 | very poor | 147 |
13.5%
|
| Sysmiss | 4046 |