The following sources were cited in SAP Digital Futures Issue 17 A New Paradigm for the Insurance Industry

The number of internet-connected devices and sensors will grow to 50 billion by 2020. There will be 200 billion internet-connected things by 2030.
“Connections Counter: The Internet of Everything in Motion,” Cisco Systems Inc., July 29, 2013,

“A Guide to the Internet of Things,” Intel Corp., reviewed August 23, 2016,

Smartphone penetration will surge from 8% in 2010 to 65% in 2020. Mobile phone subscription rates are already at 96%.
The Mobile Economy 2015, GSMA,

“Mobile Cellular Subscriptions (per 1000 People)” [chart], The World Bank, reviewed August 23, 2016,

By 2020, the digital data universe will grow to 44 zettabytes, with 37% of it analyzable. 237.1 million wearable devices will be shipped.
“The Digital Universe of Opportunities: Rich Data and the Increasing Value of the Internet of Things,” IDC, April 2014,

“IDC Forecasts Worldwide Shipments of Wearables to Surpass 200 Million in 2019, Driven by Strong Smartwatch Growth and the Emergence of Smarter Watches” [press release], IDC, March 17, 2016,

The enterprise artificial intelligence market will increase from US$202.5 million in 2015 to $11.1 billion by 2024.
“Artificial Intelligence for Enterprise Applications to Reach $11.1 Billion in Market Value by 2024,” Tractica LLC, April 23, 2015,