Age structure:

0-14 years: 12.3% (male 2,278,116/female 2,122,500)

15-64 years: 67.8% (male 12,784,928/female 11,376,460)

65 years and over: 19.9% (2024 est.) (male 2,447,105/female 4,652,717)

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