| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 1118 |
16.2%
|
| 1 | Poor | 1405 |
20.3%
|
| 2 | Little | 2105 |
30.5%
|
| 3 | Good | 1821 |
26.4%
|
| 4 | Excellent | 460 |
6.7%
|
| Sysmiss | 20567 |