The pie chart illustrates how changes in the proportion of energy produced from oil, natural gas coal, nuclear, hydro and other renewable in one country between 1985 and 2003.
Overall, the most striking feature of the charts is that oil. This material never decreased in any year, it always was higher than all others.
in 1985, the most striking of feature of the chart is that oil resources which made up 52% Although was second material with high percentage is nuclear account of 22% and coal was 8%. In this years, hydro is relatively smaller than natural gas of 4% and 13% respectively.
in 2003, was change with percentage materials. Olil fell compared with the previous year it consisted of 39% Moreover, in 1985 nuclear was second the highest percentage of resources but in this year it made up 8%. Its clear that, second significantt percentage was natural gas with 23%. However, there was a substantial increase in coal and its rose from 8% to 22%. On the other hand, nuclear experienced a dramatically decrease from 22% to 8% Hyrdo remained at the same percentage, there was no change which remained at 4%.