Table 5. Families by Type of Construction Materials of the Roof of the Building They Occupy in the National Capital Region,
by Income Stratum and Urban-Rural Residence: 2002
Income Stratum	Number of Families ('000)	Construction Materials of the Roof
		(Percent Distribution)
		Strong Materials*	Light Materials**	Salvaged/ Makeshift Materials	Mized but Predominantly Strong	Mized but Predominantly Light	Mized but Predominantly Salvaged	Not Applicable
PHILIPPINES	15,925	72.2	16.6	0.8	6.4	3.6	0.4	-
Lowest 40%	6,370	54.8	32.4	1.4	6.1	4.7	0.6	-
Highest 60%	9,555	83.8	6.1	0.4	6.6	2.8	0.3	-
Urban	7,949	80.3	7.9	0.7	6.8	3.7	0.6	-
Lowest 40%	1,553	59.6	24	2	6.9	6.2	1.3	-
Highest 60%	6,396	85.3	4	0.4	6.8	3.2	0.4	-
Rural	7,976	64.2	25.2	0.9	6	3.5	0.3	-
Lowest 40%	4,817	53.2	35.1	1.3	5.8	4.3	0.3	-
Highest 60%	3,159	80.8	10.2	0.3	6.4	2.2	0.1	-
National Capital Region	2,318	82.1	1.4	1	9.4	4.7	1.3	-
Lowest 40%	123	56.4	5.5	7.4	14.5	7.8	8.5	-
Highest 60%	2,194	83.6	1.2	0.6	9.2	4.5	0.9	-
Note: * - includes galvanized iron, aluminum, title, concrete, brick stone, asbestos; ** - includes cogon, nipa, anahaw, sawali
"-" denotes zero count or less than 0.05 percent.
Source: National Statistics Office, 2002 Annual Poverty Indicators Survey (APIS)