| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 578 |
3.1%
|
| 2 | Good | 2987 |
15.8%
|
| 3 | Fair | 5942 |
31.4%
|
| 4 | Bad | 2183 |
11.5%
|
| 5 | Very bad | 1095 |
5.8%
|
| 6 | Don't know | 6136 |
32.4%
|