| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No | 288 | 595865 |
6.4%
|
| 1 | Yes | 3345 | 6966263 |
75.3%
|
| 99 | Not stated | 845 | 1692454 |
18.3%
|
| Sysmiss | 10551 | 20663488 |