| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 4350 |
96.3%
|
| 2 | NO | 137 |
3%
|
| 7 | DON'T KNOW | 28 |
0.6%
|
| 9 | REFUSED | 1 |
0%
|
| Sysmiss | 1 |