The bar chart depicts percentage of decline and rising of water level in six different cities from October 2009 to October 2010.
Overall, it is clear that in two regions in Brisbane and in Sydney water level stayed stable without changes. While in Perth and Canberra water level considerably rose in prior of one year.
Focusing first on aspects which had insignificant difference during one year, it is seem that reservoir level in Sydney in October 2009 made up about 75%, also in October 2010 it composed 80%. While in Brisbane remained relatively stable. Furthermore only one decline in level of water was in Darwin, in October 2009 it was recorded at 43% but after the year it stood at 23%.
Additionally if look at results which rose, remaining cities saw considerably increase.In Melbourne water level rosed from 20% to 40%. In contrast the proportion of water in reservoirs in Perth had the highest rose from 40% to 70%. Finally in Canberra during the year level of water rosed in 10% at all.
