| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 8 |
0.7%
|
| 0 | No | 796 |
66.4%
|
| 1 | Yes | 321 |
26.8%
|
| 9 | Don't know | 74 |
6.2%
|
| 998 | Refused | 0 |
0%
|