The pic chart comper the production by the resource from six different resources in 1985 and 2003.
Overall, natural gas was the dominated source in both years, while nuclear energy saw a significant change. Coal and oil became more importent by 2003 years.
In 1985, natural gas accounted for the largest proprotion at 52%. Nuclear energy was second biggest source 22%.Oil energy production by 13%, and coal made up smaller shares at 8%. The remaining energy hydrogen 4%, and other renewable sources 1%.
By 2003, the share of natural gas fell to 39%, oil increased considerably to 23%,while coal almost reaching by 22%. Nuclear energy dropped to 8%. hydrogen unchanged at 4%,and other renewable sources rose to 4%.
