| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 Yes | 159 |
4.1%
|
| 2 | 2 No | 3651 |
95.3%
|
| 3 | 3 (DK) | 22 |
0.6%
|
| 4 | 4 (Refused) | 1 |
0%
|
| Sysmiss | 1095450 |