| Value | Category | Cases | |
|---|---|---|---|
| -1 | Dont know | 10 |
0.8%
|
| 1 | Rather bad | 41 |
3.4%
|
| 2 | Quite bad | 158 |
13.3%
|
| 3 | Neither good, nor bad | 642 |
53.9%
|
| 4 | Quite good | 289 |
24.3%
|
| 5 | Very good | 50 |
4.2%
|