From a paper ‘Integration of deep geothermal energy and woody biomass conversion pathways in urban systems’ by Stefano Moret, Emanuela Peduzzi, Léda Gerber and François Maréchal published at Researchgate, this figure of the energy balance of the city of Lausanne (Switzerland).
Flows are in GWh for the year 2012.
Sankey diagram presently not available. Please view article directly at Researchgate.