| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 9 |
0.1%
|
| -7 | DON'T KNOW | 7 |
0.1%
|
| 1 | YES | 3795 |
47.4%
|
| 2 | NO | 4199 |
52.4%
|
| Sysmiss | 1 |