| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 3 |
0.2%
|
| 1 | Very good | 225 |
17.1%
|
| 2 | Fairly good | 456 |
34.7%
|
| 3 | Bad | 342 |
26%
|
| 4 | Very bad | 287 |
21.9%
|