| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.4%
|
| -1 | Don't know | 9 |
0.9%
|
| 1 | None of them | 18 |
1.7%
|
| 2 | Few of them | 382 |
36.8%
|
| 3 | Most of them | 482 |
46.4%
|
| 4 | All of them | 144 |
13.9%
|