The chart below gives information about the age of women in Australia when they gave birth to their first child in 1966, 1986 and 2006.

The given bar chart provides statistics on how old Australian

mothers

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first

have

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had

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their

child

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children

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from the year 1966 to 2006.

Overall

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, it is apparent that there were noticeable alterations for all age groups with the exception of those over 40 years old, which depicted a minimal differentiation over the provided period. In 1966, those with the age of 19-24 commenced with the largest proportion, with approximately 62%, a figure considerably higher than

under

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those under

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19 (34%), 25-30 (36%),30-34 (13%),34-39 (8%), and the oldest group (3%) . Twenty years later, the two youngest groups showed a sharp decline of more than 15%.

However

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, the oldest group found only a small decline by roughly 2%.

While

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the figure

of

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for

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mothers

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aged 30-39 witnessed a slight increase,the

middle aged

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middle-aged

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group rose sharply to 50%, making it the largest proportion in 1986. By 2006, the number of

mothers

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under 34 had slipped by approximately 10%. There was a moderate growth for

mothers

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over 40 to 5%.

Whereas

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, the second and third oldest

mothers

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, both reach their peak at 38% and 45%, respectively.