| Value | Category | Cases | |
|---|---|---|---|
| 1 | excellent | 2898 |
23.9%
|
| 2 | good | 5486 |
45.3%
|
| 3 | satisfactory | 2282 |
18.8%
|
| 4 | poor | 1439 |
11.9%
|
| 5 | don't know | 10 |
0.1%
|