| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 39 |
3.3%
|
| 1 | Very good | 19 |
1.6%
|
| 2 | Fairly good | 202 |
16.8%
|
| 3 | Fairly bad | 375 |
31.3%
|
| 4 | Very bad | 565 |
47.1%
|