| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 Yes | 541497 |
50.2%
|
| 2 | 2 No | 511931 |
47.5%
|
| 3 | 3 (DK) | 22407 |
2.1%
|
| 4 | 4 (Refused) | 2977 |
0.3%
|
| Sysmiss | 20471 |