| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 Yes | 268253 |
49.5%
|
| 2 | 2 No | 198343 |
36.6%
|
| 3 | 3 (DK) | 71477 |
13.2%
|
| 4 | 4 (Refused) | 3789 |
0.7%
|
| Sysmiss | 557421 |