| Value | Category | Cases | Weighted | |
|---|---|---|---|---|
| 0 | No | 925 | 1779984 |
13.1%
|
| 1 | Yes | 217 | 427894 |
3.2%
|
| 99 | Not stated | 5781 | 11371050 |
83.7%
|
| Sysmiss | 8106 | 16339142 |