The data provides details about the percentage of children born to 40-44 years old women in Australian fo 4 different years in 1981, 1986, 1996, 2006. The table gives information about the proportion of none, one, two, three, and four or more children respectively.
Overall, the figure for women having given birth to two children had the highest number during four years. In meantime, calculated children who were born of women were the lowest at 7.6 percent in 1981.
In 1981, the number of women having no children was 8.5% and in 1986 this percentage rose slightly and reached at 9.7 percent. Furthermore, the women with one child were 7,6% in 1981 and 8.7 percent for 5 years later. Then, the proportion of women of the same age group as 2-4 or more children were much higher (averagely over a quarter). In 1996 and 2006 the percentage for child birth were same or not really changed over one decade. Therefore, the proportion of women who has no children illustrated a significant increase, achived almost 16 percent, beside that for 1 until 2 children 13% and 38% respectively and the figure for women with 3-4 more children decreased over time.