| Value | Category | Cases | |
|---|---|---|---|
| -1 | missing | 0 |
0%
|
| 0 | none | 4504 |
9.4%
|
| 1 | some of them | 22587 |
47%
|
| 2 | most of them | 12459 |
25.9%
|
| 3 | all of them | 4458 |
9.3%
|
| 8 | refused | 205 |
0.4%
|
| 9 | don't know/ haven’t heard | 3871 |
8.1%
|