| Value | Category | Cases | |
|---|---|---|---|
| -9 | REFUSED | 0 |
0%
|
| -7 | DON'T KNOW | 1 |
0.3%
|
| 1 | YES | 61 |
21.3%
|
| 2 | NO | 224 |
78.3%
|
| Sysmiss | 7725 |