| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 48 |
0.2%
|
| 0 | No | 12572 |
49.5%
|
| 1 | Yes | 12672 |
49.9%
|
| 9 | Don't know | 105 |
0.4%
|
| 998 | Refused | 0 |
0%
|