The graph illustrates the number of birth which happens from 1920 till 2020 in China and in the USA

The picture reveals the rates of fertility which occurs between 1920 and 2020 in China and in the USA.

Overall

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, it can be seen that the proportion of birth in both countries oscillated

during

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for

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a hundred

years

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. In China, the birth rate began at 10%, and it fluctuated until it dropped in 1940 to 5%. In the next 5

years

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, there was an unchanged percentage, and during 5

years

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, the number of birth increased dramatically

then

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they reached

the

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a

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peak at 20%. After that, the rate of the baby delivered decreased significantly to 8%

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and remained levelled off until the end of the period. In the USA, fertilities have a similar trend. The rate of it in the initial year was around 11% and fluctuated until hit the lowest point at 4,8% in 1945.

However

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, during the next 5

years

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, the baby that was delivered grew sharply to 15% in 1950. Afterwards, the proportion witnessed a steady fall until 2000.