| Value | Category | Cases | |
|---|---|---|---|
| 1 | very poor | 9 |
0.2%
|
| 2 | poor | 101 |
2.4%
|
| 3 | moderate | 1796 |
42.6%
|
| 4 | good | 2198 |
52.2%
|
| 5 | very good | 108 |
2.6%
|
| Sysmiss | 644 |