| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3 |
1.2%
|
| 2 | NO | 237 |
97.5%
|
| 7 | DON'T KNOW | 3 |
1.2%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 9522 |