| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 47 |
0.5%
|
| 2 | NO | 7129 |
74.1%
|
| 7 | DON'T KNOW | 2440 |
25.4%
|
| 9 | REFUSED | 7 |
0.1%
|
| Sysmiss | 6 |