Compare	File	Name	Label
	F1	PT2011A_0031	Water supply system
	F1	PT2011A_0032	Toilet
	F1	PT2011A_0033	Bathing facilities
	F1	PT2011A_0034	Sewage disposal system
	F1	PT2011A_0035	Air-conditioning
	F1	PT2011A_0036	Type of heating
	F2	PT2011A_0411	Place of usual residence 1 year ago
	F2	PT2011A_0412	NUTS3 Place of usual residence 1 year ago
	F2	PT2011A_0413	Country of residence 1 year ago
	F2	PT2011A_0414	Place of usual residence 5 years ago
	F2	PT2011A_0415	NUTS3 place of usual residence 5 years ago
	F2	PT2011A_0416	Country of residence 5 years ago
	F2	PT2011A_0421	Place of work or study
	F2	PT2011A_0423	Main mode of transport
	F2	PT2011A_0437	Spouse number (each family)
	F2	PT2011A_0438	Father number (each family)
	F2	PT2011A_0439	Mother number (each family)