| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 287 |
2.4%
|
| 2 | Good | 1592 |
13.4%
|
| 3 | Fair | 2557 |
21.6%
|
| 4 | Bad | 883 |
7.5%
|
| 5 | Very bad | 631 |
5.3%
|
| 6 | Don't know | 5888 |
49.7%
|