| Value | Category |
|---|---|
| 0 | |
| 1 | At an enterprise, in organization, collective farm, agric. cooperative, institut |
| 2 | At a (peasant) farm |
| 3 | Individual commercial activities |
| 4 | On an individual basis |
| 5 | Wage work for private individuals (individual entrepreneurs) |
| 6 | Other |