| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 Yes | 124402 |
20%
|
| 2 | 2 No | 487940 |
78.5%
|
| 3 | 3 (DK) | 6861 |
1.1%
|
| 4 | 4 (Refused) | 2341 |
0.4%
|
| Sysmiss | 477739 |