| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 852 |
5%
|
| 2 | Good | 1889 |
11.2%
|
| 3 | Average | 12695 |
75.2%
|
| 4 | Bad | 1407 |
8.3%
|
| 5 | Very bad | 24 |
0.1%
|
| 8 | Don't know | 12 |
0.1%
|