| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 10 |
0.7%
|
| -1 | Don't know | 130 |
8.5%
|
| 1 | None of them | 378 |
24.7%
|
| 2 | Few of them | 911 |
59.6%
|
| 3 | Most of them | 89 |
5.8%
|
| 4 | All of them | 10 |
0.7%
|