| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 6635 |
84.9%
|
| 2 | NO | 588 |
7.5%
|
| 7 | DON'T KNOW | 556 |
7.1%
|
| 9 | REFUSED | 34 |
0.4%
|
| Sysmiss | 18 |