The pie chart illustrates changes in the proportion of residential water use in five different categories between 1988 and 2008.
In general, it is noticeable that only declining trends were observed in all the given groups throughout the period, with the exception of kitchen and bathroom. Kitchen witnessed a dramatic rise, became dominant during the period shown, while the opposite was true for garden.
In the initial period, bathroom was dominant, with 29% of residential water being used. In the following decades, there was a steady increase to 29% in the last year, yet it loss its dominance. Similarly, the percentage of kitchen was 15% in the first year, and this figure saw a rapid growth, reaching a peak of 30% in the final year.
At the beginning of the period, garden and washing clothes accounted 20% and 22%, respectively, almost the same figure of residential water consume. The latter demonstrated a significant decrease to 8% by the end of the period, while the former experienced a minor fall to 19% over the period. Toilet stood at 18% of residential water use in the year 1988, which was followed by a slight diminish to 14% in the year 2008.
