stop_id,stop_name,stop_lat,stop_lon,zone_id
R1,RailStop1,37.786397,-122.472648,
R2,RailStop2,37.780689,-122.472314,
R3,RailStop3,37.773182,-122.471829,
B0,BusStop0,37.779996,-122.487990,
B1,BusStop1,37.780138,-122.484665,B1_zone
B2,BusStop2,37.780689,-122.472314,
B3,BusStop3,37.781241,-122.458932,B3_zone
B4,BusStop4,37.781552,-122.456371,
