The two pie charts illustrates proportion of the energy produced from various sources in a particular country from 1985 to 2003.
Overall, as can be sen that oil presents over half percent in 1985, and amount of nuclear was one of the main eergy resources. In 2003 natural gas provided significant rise, while some of them remained the same as at beginning.
In 1985 oil obtains a lot of amount and during the period it redused by 39%, althogh it is the mein produce. Nuclear dropped significantly by 2003 for 8% from 22%, by the time coal amount of incresed throughout the period.
Even though natural gas presented the smaller indicator, in 2003 upsourged by 22% the same as natural gas. Furthermore, Natural gas is in a second place from prodution of all resources. Hydrogen and other renewable soursces remained table rspectively.