Fertility rates
收藏Organisation for Economic Co-operation and Development2026-04-11 收录
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https://www.oecd.org/en/data/indicators/fertility-rates.html
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The total fertility rate in a specific year is defined as the total number of children that would be born to each woman if she were to live to the end of her child-bearing years and give birth to children in alignment with the prevailing age-specific fertility rates.
