| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 795 |
4.1%
|
| 2 | Good | 3136 |
16.3%
|
| 3 | Fair | 5716 |
29.6%
|
| 4 | Bad | 2178 |
11.3%
|
| 5 | Very bad | 1249 |
6.5%
|
| 6 | Don't know | 6218 |
32.2%
|