| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 452 |
85.8%
|
| 2 | NO | 18 |
3.4%
|
| 7 | DON'T KNOW | 45 |
8.5%
|
| 9 | REFUSED | 12 |
2.3%
|
| Sysmiss | 4044 |