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 data sources clearly

communicates

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communicate

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the percentage of

Australia

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Australian

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women

's

age

groups when they

delivery

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deliver

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their first child in three separate years (1966, 1986 and 2006). 

Overall

,

while

there was an

overall

upward trend in the proportion of first-time mothers aged 24 or over, a downward trend could be seen in the

women

in the

age

range of 20 to 24 or under.   In 1966, the vast majority of

women

gave

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who gave

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birth to their first child made up above 60%, compared to the 19s or under

was

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apply

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much lower, which was around 35%. The figures for

women

aged 20 to 24 gradually decreased by roughly 20%, at 40% in 1898 and ended at around 33%

in

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at

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the end of the period. The percentage for the 19s or under dropped by 20%, to 40% in 1986 and decreased triple its ratio

at

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apply

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1966 in 2006.   Turning to the three remaining

age

categories, the percentage of the 30-34s and the 34-39s who

giving

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give

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their first child abruptly surge by above 40% and by 33% respectively throughout the period of 40 years. In 1966, there was around 37% of the 25-

30s

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the 30s

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and 3% of the 40

age

group

of

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or

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above,

then

these figures climbed to 42% and only 4% in 2006.