| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very poor | 1 |
0.5%
|
| 2 | 2 | 2 |
1%
|
| 3 | 3 | 56 |
28.3%
|
| 4 | 4 | 105 |
53%
|
| 5 | Very good | 34 |
17.2%
|
| 7 | Refused | 0 |
0%
|
| 8 | Don't know | 0 |
0%
|
| Sysmiss | 2 |