Sex ratio in china by age group. In 2021, china's official census report showed a sex ratio of 112 male to 100 female births, compared to a global average of 105 or 106 male to 100 female births This is down from a high of 118 male to 100 female births from 2002 to 2008 [2] the sex imbalance in some rural areas and even cities is higher, at 130 boys to 100 girls (e.g The sex ratio of china's population varies significantly across age groups A sex ratio, also called gender ratio, is a measure of the number of males within a given group of people (such as a country’s populace) compared to the number of females within that same group
In demographics, the term “high sex ratio” refers to a higher number of males compared to females in a society. China's population declined for the third consecutive year in 2024, dropping by 1.39 million to 1.408 billion, reflecting demographic challenges Rising living costs, delayed marriages, and low immigration rates contribute to fewer births An aging population strains the social security system, causing concerns over future economic stability and potential policy changes regarding retirement age. Population pyramid, age structure, sex ratio (males to females), life expectancy, dependency ratio of china The ratio in young adults will remain above 115 well into the 2040s
Eventually, the numbers of young men and women could equalise.
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