The number of rooms:
The number of rooms that a living quarter consists of is recorded and the hall is considered a room (the kitchen, the bathroom, the toilet, corridors are not rooms) if there is more than one household in the one housing unit, the hall is added to the rooms of one of the resident households in the housing unit.
Notice: if one of the questions on the housing conditions has no answer among the fixed answers a circle is put round number "other".