| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 3 |
0%
|
| -7 | DON'T KNOW | 138 |
1.7%
|
| 1 | YES | 7588 |
94.7%
|
| 2 | NO | 281 |
3.5%
|
| Sysmiss | 1 |