| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 374 |
3.8%
|
| 2 | Good | 1617 |
16.6%
|
| 3 | Fair | 2616 |
26.9%
|
| 4 | Bad | 956 |
9.8%
|
| 5 | Very bad | 652 |
6.7%
|
| 6 | Don't know | 3502 |
36%
|