| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3918 |
46.1%
|
| 2 | NO | 835 |
9.8%
|
| 7 | DON'T KNOW | 3751 |
44.1%
|
| 9 | REFUSED | 2 |
0%
|
| Sysmiss | 2 |