| Value | Category | Cases | |
|---|---|---|---|
| 1 | Rather bad | 17 |
1.4%
|
| 2 | Quite bad | 53 |
4.4%
|
| 3 | Neither good, nor bad | 659 |
54.9%
|
| 4 | Quite good | 411 |
34.3%
|
| 5 | Very good | 60 |
5%
|