| Value | Category | Cases | |
|---|---|---|---|
| -1 | Missing | 0 |
0%
|
| 0 | No | 335 |
27.9%
|
| 1 | Yes | 802 |
66.8%
|
| 8 | Refused | 2 |
0.2%
|
| 9 | Don't know | 61 |
5.1%
|