| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 43 |
3.9%
|
| 0 | No | 463 |
41.9%
|
| 1 | Yes | 598 |
54.2%
|
| 9 | Don't know | 0 |
0%
|
| 998 | Refused | 0 |
0%
|