The chart and table below show the average number of children born to one woman and the average age of women when they had their 1st child in 2 countries between 1920 and 2019

As an introduction, the line graph and the table illustrate the mean number of kids delivered by a woman and their mean

age

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at the time of the

first

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delivery, in two countries during the period of 1920 and 2019.

Overall

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, it can be seen that the women of Kazakhstan had the highest average of children,

while

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the women in the UK consistently bore the least figures during the entire period.

In addition

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, the mean

age

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of females when they give birth to their

first

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baby showed a significant increase in both countries with time and with some fluctuations in between. The average number of children in Kazakhstan grew gradually from 3.5 in 1920 to 4.5 in 1960 and showed a steady decline over the next four decades reaching 2.5 in 2000.

However

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, figures slightly escalated up to 3

at the end

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of the duration.

In contrast

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, the values in the UK escalated slightly during the

first

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40 years from 2 to about 2.75, and dropped slightly to end up at below 2 in 2019. In the UK, the

first

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child delivered at the average

age

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of 26.5 in 1920, which had a significant upward trend up to 28.9 in 2019,

although

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there was a slight dip in 1980 at 26.9.

Whereas

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in Kazakhstan, the mean

age

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at

first

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childbirth was 23.5 in 1920, which grew significantly to 27.6 in 2019.