Analysis of Population age-group composition 1960 - 2023
Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. World Bank staff estimates using the World Bank's total population and age/sex distributions of the United Nations Population Division's World Population Prospects: 2024 Revision.

Data quality check - total population of USA in 2023

Country Name:
INUnited States
Year:
IN2023
Year
Country Name
Total Population
Total
Total
334,914,895
1 rows × 3 columns

US population composition

Country Name:
INUnited States
Index
Total Population
Year
a. Kids (0 - 14)
b. Core (15 - 64)
c. Seniors (65 - UP)
Total
3,678,680,345
10,842,049,960
2,038,300,496
64 rows × 4 columns

US Population By Age-group, 1960 - 2003

Country Name:
INUnited States
Index
% of Population
Year
a. Kids (0 - 14)
b. Core (15 - 64)
c. Seniors (65 - UP)
Total
22%
65%
12%
64 rows × 4 columns

China Population By Age-group, 1960 - 2003

Country Name:
INChina