| Value | Category | Cases | |
|---|---|---|---|
| 1 | very good | 25 |
0.5%
|
| 2 | good | 916 |
17.7%
|
| 3 | satisfactory | 3080 |
59.4%
|
| 4 | bad | 976 |
18.8%
|
| 5 | very bad | 187 |
3.6%
|