| Value | Category | Cases | |
|---|---|---|---|
| -1 | Don't know | 11 |
0.9%
|
| 1 | None of them | 19 |
1.5%
|
| 2 | Few of them | 413 |
33.4%
|
| 3 | Most of them | 536 |
43.3%
|
| 4 | All of them | 258 |
20.9%
|