出典:
1. Accenture CEO Briefing 2015: From Productivity to Outcomes; The Economist, The Internet of Things Business Index; IDC-IoT Buyer Behavior 2015: Trends by Industry & Company Size
2. Ibid
3. 3Q16 Gartner Survey (US): The IoT Scenario, Bettina Tratz-Ryan, November 2016
4. 3Q16 Gartner Survey