Contains data on service operated, organized by agency, mode, and type of service.

Keywords: vehicle, spare, mile, hour, schedule, directional route mile, drm, revenue mile, vehicle mile, vrm, revenue hour, vehicle hour, vrh, unlinked passenger trip, upt, ridership, boarding, passenger mile, pm, pmt, service supplied, service consumed, ridership, efficiency, train, speed, trip length, passengers per hour, deadhead