| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 4729 |
48.8%
|
| 2 | NO | 1730 |
17.8%
|
| 7 | DON'T KNOW | 3237 |
33.4%
|
| 9 | REFUSED | 4 |
0%
|
| Sysmiss | 1 |