The given bar chart compares water levels in reservoirs (% of maximum) in six Australian cities in October 2009 and 2010.Overall, it is readily apparent that the percentages of water levels recorded in October 2010 were slightly higher than that of 2009.It is also worth noting that a significant contrast was evident in 2009 and 2010 in Brisbane city.
Starting with Perth city, the figure stood at 51% in 2009, then fell virtually to 26% in 2010.Regarding Darwin city, the figure experienced a marked rise, started at 75% and then finished at 80% in 2010.
A stark disparity was also committed in Canberra, illustrating 50% in 2009, then underwent an increase to significantly 73% after 1 year.
In Sydney, the percentage of water levels followed a same pattern in either years, standing at 49%.
Another substantial difference was in Brisbane, begun at 75% in 2009, then exhibited a significant growth, depicting exact 100% in the following year.
