| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 7979 |
81.7%
|
| 2 | NO | 812 |
8.3%
|
| 7 | DON'T KNOW | 965 |
9.9%
|
| 9 | REFUSED | 8 |
0.1%
|
| Sysmiss | 1 |