Australia's Population

What is demography?
The study of statistics such as births, deaths, income, or the incidence of disease, which illustrate the changing structure of human populations.

In what year did the Australian population reach 20 million? How quickly is the population growing?
December 4, Nov 2003. The world's current growth rate is about 1.3%, representing a doubling time of 54 years.

How many Aboriginal people are estimated to have lived in Australia before Europeans arrived?
estimated to have been at least 315 000.

What the two main ways the population can grow? What percentage of the population growth in 2010 can be attributed to each way?
overseas migration - 53% and more births than deaths - 47%

What is the total fertility rate for 2010?
1.78

What was the total fertility rate for Australia in 1935? How does this compare to other years? Why do you think that it compares this way?
2.1. from 1935 it went up to about 3.5 in the early 1960's and then it has gone down ever since because of the great depression.

What is the trend in the fertility rate for Australia since 1950?
overall declining and now its on a little plateau

What is the average size of a family in Australia? How does that compare to the US?
in 2010 the average size family is about 2.6 persons per household. the United States have the same average family size of 2.6 persons per household.