| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 37 |
2.5%
|
| 1 | None of them | 194 |
12.9%
|
| 2 | Few of them | 601 |
40.1%
|
| 3 | Most of them | 613 |
40.9%
|
| 4 | All of them | 55 |
3.7%
|