| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 7219 |
72.8%
|
| 2 | NO | 2170 |
21.9%
|
| 7 | DON'T KNOW | 517 |
5.2%
|
| 9 | REFUSED | 13 |
0.1%
|
| Sysmiss | 6 |