| Value | Category | Cases | |
|---|---|---|---|
| 1 | yes | 537 |
29.6%
|
| 2 | no | 1138 |
62.7%
|
| 3 | do not know | 139 |
7.7%
|
| 4 | refused | 0 |
0%
|
| Sysmiss | 1474 |