| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3361 |
79.2%
|
| 2 | NO | 273 |
6.4%
|
| 7 | DON'T KNOW | 606 |
14.3%
|
| 9 | REFUSED | 6 |
0.1%
|
| Sysmiss | 4 |