Compare	File	Name	Label
	F1	DE1971A_0025	Number of persons in household
	F1	DE1971A_0034	Year of construction of building
	F1	DE1971A_0061	Number of principal residents in dwelling
	F1	DE1971A_0062	Number of secondary residents in dwelling
	F1	DE1971A_0063	Number of principal residents in first household
	F1	DE1971A_0065	Number of secondary residents in first household
	F1	DE1971A_0069	Number of principal residents in second household
	F1	DE1971A_0071	Number of secondary residents in the second household