The pie chart provides information about changes in the percentage of types of energy(hydropower, oil,nuclear power,coal,natural gas)manufactured in a country’s economy throughout 1983-2003 period.
Overall,what stands out from the pie charts that,oil accounted for the largest proportion in both years,while hydropower remained unchanged.Furthermore,the percentage of natural gas increased significantly,whereas coal declined.
In terms of the most popular energy source was oil,it made up 42% in 1983,in the year 2003 it experienced a steady decrease from about 42% to 38%.The oil made up higher percentage than coal in both years(42%,38% and 23%,13% respectively).While,the percentage of coal declined from 23% to 13%.In contrast,the figure of hydropower remained constant at 4%.
There was a dramatic increase in natural gas from 11% to 21% between 1983 and 2003. The natural gas accounted for higher figure than nuclear power in 2003(21% and 24%respectively). Whereas,nuclear power witnessed steady increase from 20% to 24% between those years.
