| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 2 |
0.2%
|
| 1 | YES | 383 |
28.8%
|
| 2 | NO | 945 |
71.1%
|
| Sysmiss | 4981 |