| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 51 |
0.5%
|
| 2 | NO | 6248 |
64.9%
|
| 7 | DON'T KNOW | 3317 |
34.5%
|
| 9 | REFUSED | 12 |
0.1%
|
| Sysmiss | 1 |