70
Countries with cans / plastic bottles deposits systems (Pfand)
(1.bp.blogspot.com)
Dark green is implemented, light green is project
Source: https://laconsignemaintenant.blogspot.com/p/la-consigne-en-europe.html (French)
Most people don’t like the implementation. The machines are always breaking and it is painfully slow since you have to do it one at a time.
I like the idea, but the implementation has a long way to go.