ITU‐T's Technical Reports and Specifications 845 Table 2 – Proximity statistics of KPIs for SSC Source Number of similar indicators Percentage of similar indicators (%) Distribution of indicators Smart Cities Wheel (Boyd Cohen) 6 6.82 e‐finance, smart traffic, anti‐poverty, e‐governance openness, government online services Ericsson 13 14.77 Internet access and bandwidth, broadband and wireless subscriptions, home computer, flood control, pollution (water, air, solid waste), fossil fuel, patent, smart tech opportunities, employment, e‐commerce IBM 15 17.05 Internet access and bandwidth, broadband and wireless subscriptions, water resource protection, flood control, water pollution, e‐commerce, e‐finance, government services, public transport, disaster alert and prevention, smart building, smart home, sewage management, water recycling, smart metre, electricity supply IDC 36 40.91 Internet access and bandwidth, broadband and wireless subscriptions, home computer, environmental information, water resource protection, pollution (water, air, solid waste), industrial electricity, teleworking, employment, e‐commerce, e‐finance, smart traffic, public transport, disaster alert and prevention, video surveillance, e‐learning, political participation, appealing online, online freedom, e‐governance openness, smart community, government online services, building energy saving, smart building, smart home, road sensing, parking guidance, electronic bus bulletin, sewage management, water recycling, lighting management, gas management, smart metre, electricity supply, underground pipelines spatial integrated administration PwC 12 13.64 Internet access and bandwidth, air pollution, solid waste, knowledge enterprise, opportunities, knowledge economy, employment, public transport, security control, housing comfort Siemens 7 7.95 Pollution (water, air, solid waste), civilian electricity and water, fossil fuel, sewage management, water recycling, smart metre