| Value | Category |
|---|---|
| 1 | Active construction site |
| 2 | Agricultural/engine/pump room |
| 3 | Apartment/house (Not shared) |
| 4 | Apartment/house (Shared) |
| 5 | Concierges room in residential building |
| 6 | Factory |
| 7 | Farm |
| 8 | Garage |
| 9 | Hotel room |
| 10 | Other |
| 11 | Prefab unit |
| 12 | Refuse to answer |
| 13 | School |
| 14 | Shop |
| 15 | Tent |
| 16 | Warehouse |
| 17 | Workshop |