| Value | Category |
|---|---|
| 1 | within household premises |
| 2 | outside household premises:with fixed premises and with permanent structure |
| 3 | outside household premises:with fixed premises and with temporary structure/kiosk/stall |
| 4 | with fixed premises but without any structure |
| 5 | mobile market |
| 6 | without fixed premises(street vendors) |