| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3212 |
75.6%
|
| 2 | NO | 205 |
4.8%
|
| 7 | DON'T KNOW | 820 |
19.3%
|
| 9 | REFUSED | 9 |
0.2%
|
| Sysmiss | 4 |