| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 13 |
1.1%
|
| 1 | None of them | 51 |
4.1%
|
| 2 | Few of them | 580 |
46.9%
|
| 3 | Most of them | 463 |
37.4%
|
| 4 | All of them | 130 |
10.5%
|