| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 5 |
0.1%
|
| 1 | YES | 197 |
4%
|
| 2 | NO | 4704 |
95.9%
|
| Sysmiss | 8357 |