| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 6645 |
85.1%
|
| 2 | NO | 241 |
3.1%
|
| 7 | DON'T KNOW | 914 |
11.7%
|
| 9 | REFUSED | 13 |
0.2%
|
| Sysmiss | 18 |