Passage: In the timetable of summer 1939, Hanover station had a total of 144 scheduled long-distance arrivals and departures. It was the most important junctions on Deutsche Reichsbahn’s long-distance network after the terminal stations of Berlin, Cologne, Frankfurt am Main and the main stations of Leipzig and Duisburg.

Question: How many arrivals and departures did Hanover station have in the summer of 1939?
144