| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 92 |
0.9%
|
| -7 | DON'T KNOW | 3094 |
29%
|
| 1 | YES | 6516 |
61.1%
|
| 2 | NO | 969 |
9.1%
|
| Sysmiss | 6 |