| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 7 |
0.7%
|
| 1 | YES | 61 |
5.9%
|
| 2 | NO | 974 |
93.5%
|
| Sysmiss | 9635 |