The bar chart illustrates the water levels in reservoirs across the six Australian metropolis during October 2009 and October 2010.
Overall,while water levels in reservoirs Darwin faced a slightly decrease ,other cities experienced an increase over the given period.The water levels in reservoirs Brisbane maintained stability during October 2009 and October 2010,while the water levels in reservoirs in Canberra was dominant in October 2010.
Water levels in reservoirs in Darwin decreased to less than 40 percent during the period ,while the water levels in reservoirs in Sydney,Melbourne,Perth rised considerably during the period,made up 80 percent,less than 40 percent and more than 60 percent respectively on October 2010.The water levels in reservoirs in Brisbane kept its stability,made up more than 50 percent in both given years.The water levels in reservoirs in Canberra was more than 70 percent in 2009,October,while increased to less than 90 percent in 2010,October.
