| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Very good | 186 |
14.2%
|
| 2 | Fairly good | 416 |
31.7%
|
| 3 | Fairly bad | 385 |
29.3%
|
| 4 | Very bad | 325 |
24.8%
|