| Value | Category |
|---|---|
| -999999999 | missing |
| 1 | Wages and salaries from public sector |
| 2 | Wages and salaries from private sector |
| 3 | Farming |
| 4 | Casual work |
| 5 | Household business |
| 6 | Pensions |
| 7 | Remittances from abroad |
| 8 | Other remittances |
| 9 | Social assistance |
| 98 | Other(Specify) |