The statistics illustrate the water level of six Australian cities during October 2009 and 2010.
Overall, among all cities, Sydney took the highest proportion of water level during the entire period except 2010 when Canberra took over. Majority of cities witnessed an upward trend compared to the previous year, except Darwin displaying an opposite trend, and Brisbane remained no change.
In 2009, Sydney and Canberra had the highest proportion of water level with approximately 75%, around two times as high as the figure for Perth. Melbourne recorded the lowest water percentage with around 20%, about one half as high as the data for Darwin.
Thereafter, most cities witnessed an upward trend. Canberra took the highest place with its water level, rose from 75% to around 95%. Perth witnessed a largest increase in water levels to over 70%. By contrast, Darwin displayed an opposite trend, its proportion fell from 50% to around 25%. Meanwhile Brisbane remained unchanged with around 55%.
