| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 37 |
0.4%
|
| 1 | YES | 869 |
9.9%
|
| 2 | NO | 7830 |
89.6%
|
| Sysmiss | 4527 |