The given pie chart provides information about shows the proportion of water consumption in different sectors in sydeny from 1997 to 2007, measured in percentages.
overall, it is evident that, most of the water used for food industry, whereas building industry exprienced less common used of water during the period.
Initially, in 1997, food industry was the highest water cunsumption at 48%, whereas building industry represented the lowest consumption of water to 5%. And then, household use contained 19%, making the second largest portion. Finally, by 1997, the protions of manufacturing and service industry each stood to 15% and 13%, respectively.
In 2007, the share for food industry showed a slight declined at 41%, whereas the figure for service industry increased marginally to 25%. In contrast, manufacturing industry dropped to 11%, while the portion of household sector water consumption rose to 21%. lastly, building industry contained to 2%, making the smallest percentages.