| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 1 |
0.1%
|
| 1 | Very good | 339 |
22.6%
|
| 2 | Good | 673 |
44.9%
|
| 3 | Fair | 432 |
28.8%
|
| 4 | Poor | 37 |
2.5%
|
| 5 | Very poor | 17 |
1.1%
|