| Value | Category | Cases | |
|---|---|---|---|
| -2 | No answer | 5 |
0.4%
|
| -1 | Don't know | 35 |
2.5%
|
| 1 | None of them | 24 |
1.7%
|
| 2 | Few of them | 496 |
35.4%
|
| 3 | Most of them | 597 |
42.6%
|
| 4 | All of them | 243 |
17.4%
|