Source of the visualisation:
The State of Housing in the EU 2019: Decoding the new housing reality
Published by Housing Europe on 1 October 2019
http://www.housingeurope.eu/resource-1323/the-state-of-housing-in-the-eu-2019
The image itself is available online on http://www.housingeurope.eu/image/2671/xlargejpeg/figure-3.jpg