| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 10 |
0.1%
|
| -7 | DON'T KNOW | 9 |
0.1%
|
| 1 | YES | 2281 |
28.5%
|
| 2 | NO | 5710 |
71.3%
|
| Sysmiss | 1 |