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It is the only index associated with the age distribution of a population. [ 1 ] Currently, the median age ranges from a low of about 18 or less in most Least Developed countries to 40 or more in most European countries, Canada , Cuba , Hong Kong , Japan , South Korea , Taiwan , and Thailand .
The following list of countries by age structure sorts the countries of the world according to the age distribution of their population. The population is divided into three groups: Ages 0 to 14 years: children. Ages 15 to 64 years: working population or adults. Over the age of 65: elderly, senior citizens.
Population ageing is an increasing median age in a population because of declining fertility rates and rising life expectancy. Most countries have rising life expectancy and an ageing population, trends that emerged first in developed countries but are now seen in virtually all developing countries. In most developed countries, the phenomenon ...
In that same year, 23% of the Vietnamese population was 15 years of age or younger, down from almost 40% in 1989. According to the World Health Organization (WHO), Vietnam's population is one of the fastest aging in the world. The WHO projected that the proportion of people above the age of 65 would rise from 4% in 2017 to almost 7% by 2030.
The combined population of both China and India is estimated to be over 2.8 billion people as of 2022. Asia's population is projected to grow to 5.25 billion by 2055, or about 54% of projected world population at that time. [1] Population growth in Asia was close to 0.55% p.a. as of 2022, with highly disparate
This is a list of the oldest people by country and in selected territories. It includes the individual(s) for each given country or territory who are reported to have had the longest lifespan. Such records can only be determined to the extent that the given country's records are reliable.
This is a list of Asian countries and dependencies by population in Asia, total projected population from the United Nations [1] and the latest official figure. Map [ edit ]
The table below shows annual population growth rate history and projections for various areas, countries, regions and sub-regions from various sources for various time periods. The right-most column shows a projection for the time period shown using the medium fertility variant. Preceding columns show actual history.