Structure type	Size of non-PRA* roofs excluded from sampling frame
Structure type	<4m²	4m²–<16m²	16m²–150m²	>150m²	Size unknown
House	0	5	20	11	4
Kitchen	0	19	7	0	4
Rooms	0	5	1	0	1
Bedrooms	0	10	4	0	0
Other	1	1	0	0	0
Missing	0	1	0	0	0
Total	1	41	32	11	9