| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 126 |
7.4%
|
| 2 | Good | 402 |
23.8%
|
| 3 | Fair | 479 |
28.3%
|
| 4 | Poor | 380 |
22.5%
|
| 5 | Very poor | 269 |
15.9%
|
| 6 | DK | 36 |
2.1%
|
| Sysmiss | 288 |