It's not too surprising. Yes, Germany is slow to adapt to new tech, but they are a car manufacturing powerhouse and are the biggest country in Europe. The whole country is in an everlasting debate about its dependency on car manufacturing, and cars are _very_ important. It would be surprising if they weren't no 1 producer (and probably consumer) in Europe.
[1] https://edition.cnn.com/2023/03/24/cars/eu-combustion-engine...