Literal question
H16. Which best describes this building?
Include all apartments, flats, etc., even if vacant.
[] A one-family house detached from any other house
[] A one-family house attached to one or more houses
[] A building for 2 families
[] A building for 3 or 4 families
[] A building for 5 to 9 families
[] A building for 10 to 19 families
[] A building for 20 to 49 families
[] A building for 50 or more families
[] A mobile home or trailer
_____Other -- Describe
"Count all occupied and vacant living quarters in the house or building, but not stores or office space. Detached means there is open space on all sides, or the house is joined only to a shed or garage. Attached means that the house is joined to another house or building by at least one wall which goes from ground to roof."