ITU‐T's Technical Reports and Specifications 863 Table G.2 – Indicators for \"Supply\" and \"Use\" KPIs Dimension KPI Indicator 2. Environment 2.1 envSupply 2.1.1 Ratio of smart buildings for 1,000 urban resident* 2.1.2 Percentage of waste disposal recycling 2.1.3 Ratio of days of healthy air breathing within a year (index of quality of air)* 2.1.4 Amount of CO2 emission per capita (CO2 released to the atmosphere from factories, vehicles, draught animals raised for food per capita)* 2.2 envUse 2.2.1 Level of energy saving technologies (degree of energy efficient technologies applied in all the services and industries, including solar power, electric vehicles, energy conservation electric appliances, etc.)* 2.2.2 Percentage of renewable energy sources (RES) on total consumption (solar, wind, tide power and so on)* 3. Governance 3.1 govSupply 3.1.1 Level of digital services provided by smart city (e.g.: fee payment for applications on mobile phones or via the web) 3.1.2 Level of emergency warning systems (through mobile phones and online) 3.1.3 Level of decision‐making online system offered by the city (e.g.: polls, referendums, etc.)* 3.2 govUse 3.2.1 Percentage of citizens who use digital services (e.g.: fee payment for applications on mobile phones or via the web) 3.2.2 Percentage of citizens' participation in online decision‐making (through polls, referendums, etc.)* 4. Living 4.1 livSupply 4.1.1 Level of health centres (hospitals, pharmacies, general practitioners (GPs), paediatricians, etc.) with archiving electronic health records (EHRs)* 4.1.2 Level of telemedicine services offered by the city (e.g.: telemonitoring, teleconsultation, telerehabilitation, etc.) 4.1.3 Level of digital schools (Internet, digital boards, etc.) 4.1.4 Average amount of leisure for inhabitant 4.2 livUse 4.2.1 Ratio of patients with electronic health records (per 1,000 patients)* 4.2.2 Ratio of patients enrolled in programmes of telemedicine services (per 1,000 patients) 4.2.3 Percentage of students enrolled in digital schools 5. Mobility 5.1 mobSupply 5.1.1 Level of teleworking in public administration 5.1.2 Level of integrated digital system for mobility 5.2 mobUse 5.2.1 Ratio of people using the teleworking system (per 1,000 workers) 5.2.2 Percentage of citizens using digital mobility information system 6. People 6.1 peoSupply 6.1.1 Level of online interaction between residents and municipality 6.1.2 Level of digital universities (e.g.: online courses, etc.) 6.2 peoUse 6.2.1 Ratio of people using the e‐learning system (per 1,000 citizens)* 6.2.2 Percentage of students enrolled in digital universities * Indicates the reference in FG‐SSC‐0094‐r1 proposed by Fiberhome Technologies Group.