| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 745 |
3.9%
|
| 2 | Good | 3776 |
19.6%
|
| 3 | Fair | 6216 |
32.2%
|
| 4 | Bad | 2302 |
11.9%
|
| 5 | Very bad | 967 |
5%
|
| 6 | Don't know | 5306 |
27.5%
|