| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 1 |
1.2%
|
| 1 | YES | 6 |
7.4%
|
| 2 | NO | 74 |
91.4%
|
| Sysmiss | 7930 |