| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 1 |
0.1%
|
| -1 | Don't know | 145 |
12.1%
|
| 1 | Rather bad | 225 |
18.8%
|
| 2 | Quite bad | 341 |
28.4%
|
| 3 | Neither good, nor bad | 344 |
28.7%
|
| 4 | Quite good | 134 |
11.2%
|
| 5 | Very good | 10 |
0.8%
|