2001-12-17T09:30:47.0Z SYS001 2001-12-17T09:30:47.0Z SYS002 P3M Example of GTFS Trip data (trip.txt file) mygtfsxm http://www.demoagency.com/ Demo Agency 2007-01-01 2010-12-31 Weekdays Monday Tuesday Wednesday Thursday Friday 2007-01-01 2010-12-31 Weekdays Saturday Sunday