| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 11 |
0.9%
|
| -1 | Don't know | 51 |
4.3%
|
| 1 | None of them | 105 |
8.8%
|
| 2 | Few of them | 327 |
27.3%
|
| 3 | Most of them | 459 |
38.3%
|
| 4 | All of them | 247 |
20.6%
|