| Value | Category | Cases | |
|---|---|---|---|
| 1 | Fair | 5 |
1.4%
|
| 2 | Good | 160 |
46.4%
|
| 3 | Poor | 2 |
0.6%
|
| 4 | Very good | 52 |
15.1%
|
| Missing value | 126 |
36.5%
|