| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 84 |
2%
|
| 2 | NO | 4197 |
97.5%
|
| 7 | DON'T KNOW | 22 |
0.5%
|
| 9 | REFUSED | 1 |
0%
|
| Sysmiss | 5461 |