There's a very detailed Bundesbank report on popularity of means of payment in Germany that was recently updated: https://www.bundesbank.de/Redaktion/EN/Topics/

There's a very detailed Bundesbank report on popularity of means of payment in Germany that was recently updated: https://www.bundesbank.de/Redaktion/EN/Topics/2018/2018_02_14_zahlungsverhalten.html https://www.bundesbank.de/Redaktion/EN/Topics/2018/2018_02_1... -- the full report (in German only, sorry) is at https://www.bundesbank.de/Redaktion/DE/Downloads/Veroeffentlichungen/Studien/zahlungsverhalten_in_deutschland_2017.pdf?__blob=publicationFile https://www.bundesbank.de/Redaktion/DE/Downloads/Veroeffentl...