Number of paying Dropbox users from 2015 to 2018 (in millions)
Other statistics on the topic
Market value of cloud services in the SMB sector in the UK 2014, by service
UK transportation industry: enterprises using cloud computing services 2016-2018
Adoption of cloud computing by businesses in the UK 2015, by industry
Market value of cloud services in the SMB sector in the United Kingdom (UK) 2013-2017
Prices do not include sales tax.