| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 53 |
24.9%
|
| 1 | YES | 120 |
56.3%
|
| 2 | NO | 40 |
18.8%
|
| Sysmiss | 8943 |