| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 7 |
0.6%
|
| -1 | Don't know | 57 |
4.8%
|
| 1 | None of them | 70 |
5.8%
|
| 2 | Few of them | 293 |
24.4%
|
| 3 | Most of them | 522 |
43.5%
|
| 4 | All of them | 251 |
20.9%
|