| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 85 |
0.8%
|
| -7 | DON'T KNOW | 2255 |
21.1%
|
| 1 | YES | 7567 |
70.9%
|
| 2 | NO | 763 |
7.2%
|
| Sysmiss | 7 |