| Value | Category | Cases | |
|---|---|---|---|
| -99 | NA | 3522 |
75.3%
|
| -98 | Don't know | 211 |
4.5%
|
| -97 | Refused | 3 |
0.1%
|
| 1 | None of them | 225 |
4.8%
|
| 2 | Some of them | 566 |
12.1%
|
| 3 | Most of them | 124 |
2.7%
|
| 4 | All of them | 24 |
0.5%
|