| Value | Category | Cases | |
|---|---|---|---|
| 1 | Very good | 76 |
3.8%
|
| 2 | Good | 402 |
19.9%
|
| 3 | Casual | 692 |
34.3%
|
| 4 | Bad | 134 |
6.6%
|
| 5 | Very bad | 71 |
3.5%
|
| 6 | I do not know | 644 |
31.9%
|
| Sysmiss | 3 |