| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 9 |
0.8%
|
| -1 | Don't know | 42 |
3.5%
|
| 1 | Very bad | 225 |
18.8%
|
| 2 | Bad | 161 |
13.4%
|
| 3 | Good | 524 |
43.7%
|
| 4 | Very good | 239 |
19.9%
|