| 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 | 
| 9 | other |