| Value | Category | Cases | |
|---|---|---|---|
| -1 | missing | 0 |
0%
|
| 0 | none | 10069 |
18.8%
|
| 1 | some of them | 25467 |
47.7%
|
| 2 | most of them | 8148 |
15.2%
|
| 3 | all of them | 3391 |
6.3%
|
| 8 | refused | 190 |
0.4%
|
| 9 | don't know/ haven’t heard | 6179 |
11.6%
|