| Value | Category | Cases | |
|---|---|---|---|
| 1 | excellent | 16 |
0.9%
|
| 2 | very good | 278 |
16.2%
|
| 3 | fair | 296 |
17.3%
|
| 4 | poor | 602 |
35.2%
|
| 9 | not applicable | 520 |
30.4%
|
| Sysmiss | 443 |