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The pie charts compare the water usage in various sectors in Sydney, Australia in the year 1997 and 2007.

Overall, it is apparent that food industry used most amount of water in the total water use. After ten years, proportion of water used by service industry jumped to double.

According to the charts, the were significant rises in proportion of water used in service industry and household. The water use of service industry increased dramatically by 12%, from 13% in 1997 to 25% in 2007. Household also had a slight rise in water use, from 19% to 21%, between 1997 and 2007.

Contrast to proportion of water usage in service industry and household, there were a significant decrease in building, manufacturing and food industry. In the period of 1997-2007, water use decreased by 7% and 4% in food industry and manufacturing, respectively. In building industry, the water use had a nose-diving, decreased by over a half from 5% to 2%.