23.000 or more parking lots for trucks are missing on German highways.
By the way, missing parking lots also means that sanitation systems, restaurants and more has to be provided. It is a huge project for the authorities.
Source: https://www.faz.net/aktuell/wirtschaft/unternehmen/fehlende-lkw-stellplaetze-wenn-der-vierzigtonner-in-der-pannenbucht-parkt-17742382.html