| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 35 |
0.4%
|
| 1 | YES | 781 |
8.7%
|
| 2 | NO | 8114 |
90.9%
|
| Sysmiss | 9536 |