| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 2 |
0.2%
|
| -98 | Don't know | 3 |
0.3%
|
| 0 | No | 770 |
81.7%
|
| 1 | Yes | 168 |
17.8%
|
| Sysmiss | 2 |