The bar chart gives information about the percentage of water levels in the reservoirs of six cities in Australia between October 2009 and October 2010
Overall, it is clear that, the percentage of water levels increased in Darwin, Canberra, Melbourne and Brisbane, while they fell in Perth and remained stable in Sydney, over the given period.
As the graph shows, the higher percentage was seen in Brisbane, which rising significantly from 75% in 2009 to 100% in 2010. Then, water levels in Melbourne gradually increased from 35% to 45%. However, Darwin and Canberra also growth, where former one increased to 75 % and the latter 73% in 2010
By contrast, the percentage of water levels considerably declined to 26% from 51% in Perth, but only in Sydney the percentages remained stable to 49% in October 2010
