| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 7 |
0.1%
|
| 2 | NO | 7606 |
98.2%
|
| 7 | DON'T KNOW | 45 |
0.6%
|
| 9 | REFUSED | 90 |
1.2%
|
| Sysmiss | 5035 |