| Value | Category | Cases | |
|---|---|---|---|
| -9 | Refuse to answer | 0 |
0%
|
| -8 | I don't know | 0 |
0%
|
| 0 | No | 576 |
40.9%
|
| 1 | Yes | 792 |
56.2%
|
| 2 | Not applicable | 42 |
3%
|
| Sysmiss | 1394 |