| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 159 |
13.3%
|
| 1 | Very good | 141 |
11.8%
|
| 2 | Fairly good | 485 |
40.4%
|
| 3 | Bad | 253 |
21.1%
|
| 4 | Very bad | 162 |
13.5%
|