| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 15 |
0.9%
|
| 2 | Good | 176 |
10.5%
|
| 3 | Fair | 382 |
22.7%
|
| 4 | Poor | 758 |
45%
|
| 5 | Very poor | 353 |
21%
|
| Sysmiss | 296 |