| Value | Category | Cases | |
|---|---|---|---|
| 1 | excellent | 8 |
0.6%
|
| 2 | very good | 237 |
16.4%
|
| 3 | fair | 243 |
16.9%
|
| 4 | poor | 493 |
34.2%
|
| 9 | not applicable | 460 |
31.9%
|
| Sysmiss | 714 |