| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 4 |
0.4%
|
| -1 | Don't know | 67 |
6.7%
|
| 1 | None of them | 18 |
1.8%
|
| 2 | Few of them | 303 |
30.2%
|
| 3 | Most of them | 435 |
43.4%
|
| 4 | All of them | 176 |
17.5%
|