| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 510 |
5.9%
|
| 2 | NO | 8021 |
93%
|
| 7 | DON'T KNOW | 94 |
1.1%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 11941 |