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Population ageing is a shift in the distribution of a country's population towards older ages and is usually reflected in an increase in the population's mean and median ages, a decline in the proportion of the population composed of children, and a rise in the proportion of the population composed of the elderly. Population ageing is ...
Having an aging population accelerates industrial automation. [20] [94] Experts expect the labor crunch of the early 2020s to continue for years to come, due to not just the Great Resignation, but also the aging of the U.S. population, [95] the decline of the labor participation rate, [96] and falling rates of legal immigration. [96]
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.
5.1 marriages/1,000 population per year (provisional data for 2020). [89] 6.1 marriages/1,000 population per year (provisional data for 2019). [89] *Rates are based on provisional counts of marriages by state of occurrence In 2009, Time magazine reported that 40% of births were to unmarried women. [91]
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 .
This is a list of U.S. states, the District of Columbia and territories by median age in 2020. [note 1] The median age is the index that divides the entire population into two numerically equal age groups, one younger than that age and the other older than that age.
Japan's population is aging faster than any other country on the planet. [102] The population of those 65 years or older roughly doubled in 24 years, from 7.1% of the population in 1970 to 14.1% in 1994. The same increase took 61 years in Italy, 85 years in Sweden, and 115 years in France. [103]
Australia has an ageing demographic. [1] The proportion of the Australian population aged 65 and over was 15% in 2017, a trend which is expected to continue to grow. [2] It is estimated that by 2057 older people will account for 22% of the Australian population which translates to 8.8 million people. [3]