| Value | Category | Cases | |
|---|---|---|---|
| 1 | very good | 66 |
0.8%
|
| 2 | good | 955 |
12.1%
|
| 3 | satisfactory | 4617 |
58.7%
|
| 4 | bad | 1804 |
22.9%
|
| 5 | very bad | 430 |
5.5%
|