Age structure:

0-14 years: 22.3% (male 5,643,995/female 5,394,147)

15-64 years: 66.5% (male 16,127,377/female 16,859,161)

65 years and over: 11.2% (2024 est.) (male 2,434,999/female 3,128,678)

Definition:

This entry provides the distribution of the population according to age. Information is included by sex and age group as follows: 0-14 years (children), 15-64 years (working age), and 65 years and over (elderly).

Source: CIA World Factbook