| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3367 |
79.3%
|
| 2 | NO | 569 |
13.4%
|
| 7 | DON'T KNOW | 303 |
7.1%
|
| 9 | REFUSED | 8 |
0.2%
|
| Sysmiss | 3 |