| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 1 |
0%
|
| -7 | DON'T KNOW | 50 |
0.6%
|
| 1 | YES | 222 |
2.8%
|
| 2 | NO | 7729 |
96.6%
|
| Sysmiss | 9 |