| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Very good | 593 |
45.2%
|
| 2 | Fairly good | 566 |
43.1%
|
| 3 | Fairly bad | 120 |
9.1%
|
| 4 | Very bad | 33 |
2.5%
|