| Value | Category | Cases | |
|---|---|---|---|
| 1 | very good | 643 |
8.2%
|
| 2 | good | 2588 |
32.9%
|
| 3 | satisfactory | 3753 |
47.7%
|
| 4 | bad | 756 |
9.6%
|
| 5 | very bad | 132 |
1.7%
|