| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 598 |
3.2%
|
| 2 | Good | 3221 |
17.2%
|
| 3 | Fair | 5594 |
29.8%
|
| 4 | Bad | 2227 |
11.9%
|
| 5 | Very bad | 1213 |
6.5%
|
| 6 | Don't know | 5889 |
31.4%
|