| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1 Yes | 681501 |
67.5%
|
| 2 | 2 No | 293115 |
29%
|
| 3 | 3 (DK) | 32879 |
3.3%
|
| 4 | 4 (Refused) | 2357 |
0.2%
|
| Sysmiss | 89431 |