该数据集是市统计局的常住人口年龄构成，包含数据年龄组常住人口数占常住人口比重 (万人)(%)

北京市公共数据开放平台90

Population Estimates by Ethnic Group (experimental)

Population estimates by ethnic group for English and Welsh local authorities, by age and sex. Source agency: Office for National Statistics Designation: Experimental Official...

data.gov.uk2014-04-26 更新60

Median age of the population in Lebanon 2020

人口年龄中位数

人口老龄化

Lebanon: Average age of the population from 1950 to 2100* (median age in years)

Statista30

Average age of the population in the Netherlands 1950-2023

资源简介：

Average age of the population in the Netherlands 1950-2023

资源简介：

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