| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 4694 |
80.5%
|
| 2 | no | 725 |
12.4%
|
| 3 | don't know | 290 |
5%
|
| 4 | not applicable | 124 |
2.1%
|
| Sysmiss | 450 |