| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
1.3%
|
| -8 | Refusal (spontaneous) | 6 |
2.6%
|
| 1 | The answer to both questions is no | 147 |
63.1%
|
| 2 | The answer to either or both question is yes | 77 |
33%
|