| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 21 |
1.8%
|
| -1 | Don't know | 75 |
6.3%
|
| 1 | None of them | 40 |
3.3%
|
| 2 | Few of them | 384 |
32%
|
| 3 | Most of them | 324 |
27%
|
| 4 | All of them | 356 |
29.7%
|