| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 57 |
1.3%
|
| 2 | NO | 3717 |
85.5%
|
| 7 | DON'T KNOW | 570 |
13.1%
|
| 9 | REFUSED | 1 |
0%
|
| Sysmiss | 2 |