| Value | Category |
|---|---|
| 1 | Single family house/ semi-detached house |
| 2 | Part of a house/ part of an apartment |
| 3 | Apartment in a building with less than 10 dwellings |
| 4 | Apartment in a building with 10 or more dwellings |
| 5 | Makeshift dwelling/ temporary dwelling |
| 6 | Single room in dormitory/tongzilou/cottage inside |
| 7 | Compound house including several dwellings |
| 9 | Other |