| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 0 |
0%
|
| -98 | Don't know | 1 |
1.9%
|
| 0 | No | 51 |
96.2%
|
| 1 | Yes | 1 |
1.9%
|
| 11 | .Z | 891 | |
| Sysmiss | 1 |