| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 21 |
0.2%
|
| 2 | NO | 8255 |
97%
|
| 7 | DON'T KNOW | 230 |
2.7%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 2 |