| Value | Category | Cases | |
|---|---|---|---|
| 1 | very poor | 181 |
3.7%
|
| 2 | poor | 578 |
11.7%
|
| 3 | average | 977 |
19.7%
|
| 4 | good | 2219 |
44.8%
|
| 5 | excellent | 997 |
20.1%
|
| Sysmiss | 28 |