| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 24 |
3.6%
|
| 2 | Poor | 76 |
11.5%
|
| 3 | OK | 327 |
49.5%
|
| 4 | Good | 208 |
31.5%
|
| 5 | Very good | 26 |
3.9%
|
| Sysmiss | 359 |