| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 96 |
5.7%
|
| 2 | Good | 617 |
36.5%
|
| 3 | Fair | 502 |
29.7%
|
| 4 | Poor | 248 |
14.7%
|
| 5 | Very poor | 93 |
5.5%
|
| 6 | DK | 135 |
8%
|
| Sysmiss | 289 |