 According to the Feb 2012 statistical data, the average full-time adult weekly income was A$1,617.90 in Western Australia (compared to A$1,406.80 in Australia as a whole).Recent growth has also contributed to significant rises in average property values in 2006, although values plateaued in 2007.Perth property prices are still the second highest in Australia behind Sydney, and high rental prices continue to be a problem.