| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 159 |
1.2%
|
| 2 | NO | 9398 |
73.5%
|
| 7 | DON'T KNOW | 3220 |
25.2%
|
| 9 | REFUSED | 5 |
0%
|
| Sysmiss | 1 |