| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 4305 |
99.1%
|
| 2 | NO | 22 |
0.5%
|
| 7 | DON'T KNOW | 18 |
0.4%
|
| 9 | REFUSED | 1 |
0%
|
| Sysmiss | 1 |