| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 67 |
0.9%
|
| 2 | NO | 4559 |
58.3%
|
| 7 | DON'T KNOW | 3089 |
39.5%
|
| 9 | REFUSED | 99 |
1.3%
|
| Sysmiss | 17 |