| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.5%
|
| -1 | Don't know | 72 |
7.2%
|
| 1 | None of them | 43 |
4.3%
|
| 2 | Few of them | 320 |
32%
|
| 3 | Most of them | 460 |
46%
|
| 4 | All of them | 100 |
10%
|