| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 95 |
1.5%
|
| 1 | YES | 1410 |
22.6%
|
| 2 | NO | 4737 |
75.9%
|
| Sysmiss | 2914 |