The bart chart illustrates the age of women in Australia when they gave birth to their first child in 1966 to 2006.
In general, the most noticeable trend is the age 19-24 which the greatest propertion and following by the age 25-30. Whereas the repsesanted only a fraction is the age over 40.
At the beginning of the year, in 1996, the age 30-34, 34-39, and over 40 experienced growth upward trend. Where in 1986, the age 30-34 went up above 10% and the accounted for the most above 40% in 2006. Furthermore, the age 34-39 rose above 10% and rose again in 2006 around 30%. Besides, the age over 40 also rose gradually as well as experienced a fall in 1986 and a rise again above 10% in 2006.
On the other hand, in the the age under 19 and 19-24 experienced a decline. Where the age under 19 drop gradually under 10% in the last year. At the same time, the age 19-24 plummeted dramatically under 30% in 2006.
