| Value | Category |
|---|---|
| 1 | own production (crops, livestock, fishing / hunting, gathering) |
| 2 | against money on market |
| 3 | barter trade |
| 4 | aid from ngos / international organizations |
| 5 | aid from peers (family relatives, friends, neighbours) |
| 96 | other: specify |
| 98 | don't know |
| 99 | refuse to answer |
| Missing value |