| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1630 |
96.1%
|
|
| 1 | 66 |
3.9%
|
|
| Sysmiss | Don't know | 0 | |
| Sysmiss | Refused to answer | 0 | |
| Sysmiss | Not applicable | 0 | |
| Sysmiss | 2761 |