| Value | Category |
|---|---|
| -5 | HT: Dropped out survey;BH,SG:Missing; DE:Inapplicable; RU:In |
| -4 | Not asked in survey |
| -3 | Not applicable |
| -2 | No answer |
| -1 | Don´t know |
| 0 | No children |
| 1 | 1 child |
| 2 | 2 children |
| 3 | 3 children |
| 4 | 4 children |
| 5 | 5 children |
| 6 | 6 children |
| 7 | 7 children |
| 8 | 8 or more children |
| Sysmiss |