| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 27 |
4.2%
|
| 1 | YES | 230 |
36.1%
|
| 2 | NO | 381 |
59.7%
|
| Sysmiss | 6931 |