| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 176 |
4.5%
|
| 2 | NO | 3693 |
94.8%
|
| 7 | DON'T KNOW | 25 |
0.6%
|
| 9 | REFUSED | 0 |
0%
|
| Sysmiss | 2876 |