| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 6 |
2.2%
|
| 1 | YES | 45 |
16.9%
|
| 2 | NO | 216 |
80.9%
|
| Sysmiss | 6044 |