As TillE wrote, we don't even have gates in Germany. Passenger volume is measured by manual counting - for real. It's a typical job for students and for the ret

As TillE wrote, we don't even have gates in Germany. Passenger volume is measured by manual counting - for real. It's a typical job for students and for the retired. They count how many people are getting on and off the trains at every station. During the ride they ask volunteers about their point of departure, destination and type of ticket.