The demonstrated pie charts provide the information about amount of energy generated in a country troughout the period of 1983 to 2003. Units are measured in percentage.
Starting with 1993, one of the largest part was taken by the unit of Nuclear Power and Coal, making up almost the half of the whole chart (43% in total). However, this unit declined by 2003 with the decreased Coal (13%). The major proportion was gained by Oil, which in both of the periods occupied the top spot.
In contrast between 1993 and 2003, Natural Gas section had a essential transformation, devloping from 11% to 21%. This act made it maintaing a dominat postion in the state. Additionally, one account that showed no significant change was Hydropower, which maintained its original form.
In counclusion, in the period of two decades, there was a explerience of essential changes and transformations, even if other formes remained stable.
