| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 22 |
1.7%
|
| 1 | Rather bad | 270 |
21.3%
|
| 2 | Quite bad | 472 |
37.3%
|
| 3 | Neither good, nor bad | 351 |
27.7%
|
| 4 | Quite good | 94 |
7.4%
|
| 5 | Very good | 54 |
4.3%
|