| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 69 |
4.3%
|
| 1 | YES | 20 |
1.2%
|
| 2 | NO | 1519 |
94.5%
|
| Sysmiss | 9069 |