| Value | Category | Cases | |
|---|---|---|---|
| 1 | YES | 3737 |
88%
|
| 2 | NO | 183 |
4.3%
|
| 7 | DON'T KNOW | 322 |
7.6%
|
| 9 | REFUSED | 4 |
0.1%
|
| Sysmiss | 4 |