| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 9 |
0.8%
|
| 1 | YES | 920 |
79.4%
|
| 2 | NO | 229 |
19.8%
|
| Sysmiss | 7998 |