| Value | Category |
|---|---|
| 1 | Purchased |
| 2 | Constructed by owner/occupants with the help of others |
| 3 | Constructed by owner/occupants without the help of others |
| 4 | Constructed by hired/skilled workers |
| 5 | Constructed by an organized contractor |
| 6 | Inherited |
| 7 | Other - lottery, gift, etc. |