| Value | Category | Cases | |
|---|---|---|---|
| -5 | Missing; Not available | 11 |
0.9%
|
| -2 | No answer | 3 |
0.2%
|
| -1 | Don't know | 34 |
2.8%
|
| 1 | None of them | 23 |
1.9%
|
| 2 | Few of them | 287 |
23.8%
|
| 3 | Most of them | 467 |
38.7%
|
| 4 | All of them | 383 |
31.7%
|