| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 2 |
0%
|
| -7 | DON'T KNOW | 5 |
0%
|
| 1 | YES | 9623 |
77.2%
|
| 2 | NO | 2840 |
22.8%
|
| Sysmiss | 793 |