| Value | Category |
|---|---|
| 1 | disability_benefit |
| 2 | disability_benefit old_age_pension |
| 3 | disability_benefit other_vulnerability_benefit |
| 4 | old_age_pension |
| 5 | other_vulnerability_benefit |
| 6 | parental_benefit |
| 7 | parental_benefit disability_benefit |
| 8 | parental_benefit other_vulnerability_benefit |
| 9 | unemployment_benefit |
| Missing value |