| Value | Category | Cases | |
|---|---|---|---|
| 0 | Very poor | 10 |
0.3%
|
| 1 | Poor | 79 |
2.2%
|
| 2 | Fair | 351 |
9.8%
|
| 3 | Good | 1685 |
47.1%
|
| 4 | Very Good | 1375 |
38.5%
|
| 9 | Missing | 74 |
2.1%
|
| Sysmiss | 45 |