| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 16 |
1.3%
|
| 1 | Rather bad | 198 |
16.5%
|
| 2 | Quite bad | 305 |
25.4%
|
| 3 | Neither good, nor bad | 520 |
43.3%
|
| 4 | Quite good | 139 |
11.6%
|
| 5 | Very good | 17 |
1.4%
|