| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 44 |
6.7%
|
| 1 | YES | 175 |
26.6%
|
| 2 | NO | 440 |
66.8%
|
| Sysmiss | 6910 |