| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 15 |
1.2%
|
| 1 | None of them | 35 |
2.8%
|
| 2 | Few of them | 440 |
35.6%
|
| 3 | Most of them | 545 |
44.1%
|
| 4 | All of them | 202 |
16.3%
|