| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 44 |
0.2%
|
| 2 | NO | 12772 |
61.1%
|
| 7 | DON'T KNOW | 8101 |
38.7%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 7 |