| Value | Category | Cases | |
|---|---|---|---|
| -9 | Refusal | 0 |
0%
|
| -8 | Don't know | 0 |
0%
|
| 0 | No | 226 |
4.3%
|
| 1 | Yes | 317 |
6%
|
| Missing value | 4701 |
89.6%
|