862 ITU‐T's Technical Reports and Specifications Figure G.1 – Cities' KPI Figure G.1 shows the four indicators and the smart sustainable city global indicator (sscIndex). Table G.1 shows in details the KPIs of a smart city for each dimension. Table G.1 – Cities' KPIs Table G.2 shows in details the indicators for building the \"Supply\" and \"Use\" KPIs for the six dimensions. Table G.2 – Indicators for \"Supply\" and \"Use\" KPIs Dimension KPI Indicator 1. Economy 1.1 ecoSupply 1.1.1 Percentage of ICT companies in GDP* 1.1.2 Ratio of patents per 1 million inhabitants* 1.1.3 Number of top R&D centres/universities* 1.1.4 Average available of mobile broadband bandwidth per urban resident* 1.2 ecoUse 1.2.1 Percentage of workers in ICT companies 1.2.2 Percentage of graduates at top universities 1.2.3 Ratio of contracts in broadband (per 1,000 inhabitants) Level KPIs City sscSupply sscUse sscNet sscDE 1– Economy 1.1 ecoSupply 1.2 ecoUse 2– Environment 2.1 envSupply 2.2 envUse 3– Governance 3.1 govSupply 3.2 govUse 4– Living 4.1 livSupply 4.2 livUse 5– Mobility 5.1 mobSupply 5.2 mobUse 6– People 6.1 peoSupply 6.2 peoUse sscIndex sscSupply sscUse sscNet sscDE