| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 4 |
1.5%
|
| 2 | Poor | 24 |
9.1%
|
| 3 | OK | 103 |
39%
|
| 4 | Good | 109 |
41.3%
|
| 5 | Very good | 24 |
9.1%
|
| Sysmiss | 756 |