| Value | Category | Cases | |
|---|---|---|---|
| 0 | No | 133 |
26.9%
|
| 1 | Yes | 325 |
65.8%
|
| 996 | Refuse to answer | 1 |
0.2%
|
| 997 | Don't know what it is/don’t understand | 13 |
2.6%
|
| 999 | Don't know | 22 |
4.5%
|