google.com/publicdata

The Google Public Data Explorer makes large, public-interest datasets easy to explore, visualize and communicate. All of the datasets are provided by third-party data providers (organizations, national statistical offices, research institutions and more).

LINK: http://www.google.com/publicdata/directory

consumerbarometer.com

The Consumer Barometer is a tool to help you understand how people use the Internet across the world. Data is pulled from two sources – the core Consumer Barometer questionnaire and Connected Consumer Study.

LINK: https://www.consumerbarometer.com/en/