| Value | Category | Cases | |
|---|---|---|---|
| -9 | Refuse to answer | 0 |
0%
|
| -8 | I don't know | 0 |
0%
|
| 0 | No | 257 |
21.4%
|
| 1 | Yes | 895 |
74.4%
|
| 2 | Not applicable | 51 |
4.2%
|
| Sysmiss | 1601 |