Charts to discover the fraction of different energy sources can be plotted on the page of the Fraunhofer Institute for Solar Energy Systems: https://energy-char

Charts to discover the fraction of different energy sources can be plotted on the page of the Fraunhofer Institute for Solar Energy Systems: https://energy-charts.de/index.htm https://energy-charts.de/index.htm The Fraunhofer Society which runs this institute is a reputable organization and the largest single research organization for applied sciences in Europe.