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POP1 Child population: Number of children (in millions) ages …
Childstats.gov - America's Children: Key National Indicators of …
America's Children at a Glance - Childstats.gov
Child population by age group | KIDS COUNT Data Center
Children - Census.gov
Census Bureau Releases New Estimates on America’s Families and …
The State of Children's Health in the United States - NIHCM
Number of children in the U.S. 2021 - Statista
How many children are there in the US? - How Many - UNICEF …
The modern family size is changing. Four charts show how. - NBC News