| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 8 |
1.9%
|
| 2 | Poor | 14 |
3.3%
|
| 3 | OK | 74 |
17.5%
|
| 4 | Good | 227 |
53.7%
|
| 5 | Very good | 100 |
23.6%
|
| Sysmiss | 597 |