The interactive dashboard (here) shows the online advertising investments in 2015 and 2016 in 27 European countries. You can select the year, the advertising format and the countries acting on the filters below or ctrl+clicking country names for multi-country selection.
Investment data is provided by IAB Europe through the annual survey AdEx. Online population estimation for each country have been published by Eurostat in March 2018, related to the 2017 survey.
The dashboard has been produced by Human Highway with a little help from IAB Italia.
Look at the interactive dashboard