An infographic discussing the predictions and forecasts for the IoT industry over the next five to ten years.

1. Gartner estimates that IoT product and service suppliers will generate
incremental revenue exceeding $300 billion in 2020
The number of cars connected to the Internet worldwide will grow
more than sixfold, to 152 million in 2020, from 28 million in 2015
The worldwide installed base of smart meters will grow from 326 million
in 2015, to nearly 1.1 billion in 2020
Consumer Electronics M2M connections will top 7 billion in 2020,
generating $700 billion in annual revenue
https://machinaresearch.com/news/press-release-consumer-electronics-m2m-connections-will-top-7-billion-in-2023-
generating-usd700-billion-in-annual-revenue/
http://www.navigantresearch.com/newsroom/the-installed-base-of-smart-meters-will-surpass-1-billion-by-2022
http://www.autonews.com/article/20140110/OEM06/301109910/the-race-to-market-the-connected-car
By 2020, there will be over 100 million Internet connected wireless light
bulbs and lamps worldwide, up from 4.2 million in 2015
http://onworld.com/news/100-Million-Internet-Connected-LED-Lights-by-2020.html
4.9 billion connected things will be in use in 2015 (up 30% from 2014),
and there will be 25 billion in use by 2020
The Internet of Things (and the technology ecosystem surrounding it) is
expected to be a $8.9 trillion market in 2020, according to IDC
http://www.zdnet.com/article/internet-of-things-8-9-trillion-market-in-2020-212-billion-connected-things/
IoT will create a whopping 4.5 million developer jobs by 2020, reflecting a
57% compound annual growth rate and a massive market opportunity
Internet Of Things
Predictions & Forecasts
In 2015 Emerald Technology set up their IoT division specifically to help
vendors build international business operations