| Value | Category | Cases | |
|---|---|---|---|
| 1 | Extremely inadequate | 3736 |
14.9%
|
| 2 | Inadequate | 8465 |
33.7%
|
| 3 | Adequate | 11798 |
46.9%
|
| 4 | Excellent | 1146 |
4.6%
|
| Sysmiss | 1 |