| Value | Category | Cases | |
|---|---|---|---|
| 0 | option not selected | 1268 |
95.7%
|
| 1 | other | 38 |
2.9%
|
| 98 | don't know | 17 |
1.3%
|
| 99 | refused | 2 |
0.2%
|
| Sysmiss | 3935 |