| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 5 |
0.4%
|
| 1 | YES | 170 |
12.1%
|
| 2 | NO | 1226 |
87.5%
|
| Sysmiss | 4910 |