| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 371 |
3.8%
|
| 2 | Good | 1600 |
16.5%
|
| 3 | Fair | 2513 |
25.9%
|
| 4 | Bad | 1134 |
11.7%
|
| 5 | Very bad | 649 |
6.7%
|
| 6 | Don't know | 3452 |
35.5%
|