| Value | Category | Cases | |
|---|---|---|---|
| -99 | *Refused | 2 |
0.1%
|
| -98 | *Don't Know | 0 |
0%
|
| 0 | No | 1658 |
99.3%
|
| 1 | Yes | 10 |
0.6%
|
| Sysmiss | 6 |