The table provide information on the proportion of children who were born to 40-to-44-year-old females in Australia between 1981 and 2006.
Overall, It is clear that the percentages of three ,four or more children showed a significant fall while that of none and one child increased rapidly. It is noticeable that one infant held the lion share's of the total throughout the period.
From 1981 to 1986, the ratio of no infant was born growed slightly by 1.2%, to nearly one out of ten . In the same time, the proportion of one baby saw a steadily rise to exactly 8.7 %. The figures for two above categories continued climbing to precisely 15.9 and 13.2, respectively. The rate of two children which was by far the highest proportion surged from 29.0%
Overall, It is clear that the percentages of three ,four or more children showed a significant fall while that of none and one child increased rapidly. It is noticeable that one infant held the lion share's of the total throughout the period.
From 1981 to 1986, the ratio of no infant was born growed slightly by 1.2%, to nearly one out of ten . In the same time, the proportion of one baby saw a steadily rise to exactly 8.7 %. The figures for two above categories continued climbing to precisely 15.9 and 13.2, respectively. The rate of two children which was by far the highest proportion surged from 29.0%