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 bar chart illustrates the proportion of Australian

women

delivering their firstborns in six age groups in the

years

1966, 1986 and 2006.

Overall

,

it is clear that

the age of

women

giving

birth

to their first kid is going older over the

period

of forty

years

.

According to

the data,

women

aged 19-24

years

old were at the highest

rate

in 1966, at 60%. The

rate

,

however

, gradually decreased until it reached below 30% forty

years

later.

Similarly

, teenage

women

(under 19

years

old) showed a downward trend throughout the

period

as well, from around 35% in 1966 to below 15%

at the end

of the

period

.

On the other hand

, the

rate

of mature

women

(aged from 30 to 34

years

old) giving

birth

for their time consistently grew by 30% in four decades.

This

pattern

also

applied to the

rate

of giving

birth

for females between 34 and 39

years

old, albeit not as much as those aged from 30 to 34

years

old, by around

20

Correct article usage

a 20

show examples

% increase for over

forty

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40

years

. The

rate

of

women

aged 25 to 30

years

old delivering their first babies,

however

, climbed up from around 35% in 1966 to 50% two decades later, before it experienced a downfall in the next twenty

years

by around 12%.

Furthermore

, the

rate

of giving

birth

for

women

over 40 was consistently the lowest compared to the other age groups throughout the

period

.