Table 2. Composition of population in sample and in survey area, by age and sex.

Age Group/Sexes	Survey Areas		Examined Sample
	(N)	%	(n)	%
50–59 years	8,014,911	49.5	8,643	43.1
60–69 years	4,541,021	28.1	7,523	37.5
70–79 years	2,542,247	15.7	3,245	16.2
80+ years	1,087,641	6.7	633	3.2
Male	7,422,027	45.9	7,455	37.2
Female	8,763,793	54.1	12,589	62.8
Total	16,185,820		20,044