| Ministry of Mining and Energy of the Republic of Serbia | Supply and Consumption of Electricity and Coal | Annual | Supply and Consumption of Electricity and Coal | 
                
                    | Ministry of Mining and Energy of the Republic of Serbia | Database (IMIS) | Monthly | Monthly data on electricity, coal and natural gas | 
                
                    | Ministry of Mining and Energy of the Republic of Serbia | Database (IMIS) and results of specific projects | Annual | Annual data on electricity and heat, coal, oil and oil derivatives, natural gas, biomass, biogas and geothermal energy |