Art. 2 2 With regard to the average indigenous production of electricity from renewable energies, excluding hydraulic energy, a development should be aimed at reaching at least 4,400 GWh in 2020 and at least 11,400 GWh in 2035. 2 With regard to the average indigenous production of hydroelectricity, development should be aimed at reaching at least 37,400 GWh in 2035. For pumped storage power plants, only production from natural flows is included in these indicative values.