In its fifth year, Vodafone’s IoT Barometer report has found that, compared to the first edition’s findings in 2013, IoT adoption among enterprises has risen from 12% to 29% in 2017, with the number of companies with deployments of over 50,000 devices having doubled in the past year. Vodafone says that nearly all companies (95%) say that they have already seen some return on investment (ROI) for their IoT projects, and that the average increase in revenue from these projects was 19% – although that figure is only based on those projects that had reported an increase. The operator says that there’s a correlation between the scale of adoption and the ROI. Of those who had the smallest projects (of…