| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 835 |
19.2%
|
| 2 | NO | 3495 |
80.4%
|
| 7 | DON'T KNOW | 13 |
0.3%
|
| 9 | REFUSED | 3 |
0.1%
|
| Sysmiss | 1 |