| Value | Category | Cases | |
|---|---|---|---|
| -99 | Refused to respond | 0 |
0%
|
| -98 | Don't know | 0 |
0%
|
| 0 | 406 |
20%
|
|
| 1 | Yes | 1625 |
80%
|
| 4 | No | 0 |
0%
|
| Sysmiss | 7444 |