| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 9 |
0.7%
|
| -1 | Don't know | 119 |
9.7%
|
| 1 | None of them | 82 |
6.7%
|
| 2 | Few of them | 373 |
30.5%
|
| 3 | Most of them | 437 |
35.7%
|
| 4 | All of them | 203 |
16.6%
|