| Value | Category |
|---|---|
| 0 | No additional resp. |
| 1 | Help with work |
| 2 | Aid with finances |
| 3 | Support in old age |
| 4 | Affection/ company |
| 5 | Relig/ social oblig. |
| 6 | Pride/ self confiden |
| 7 | Social stature |
| 8 | For posterity |
| 9 | No advantage |
| 10 | Other response |
| 11 | Survival of child |
| 98 | Don't know |