The BNSF Railway Line is a Metra commuter rail line operated by the eponymous freight railroad in Chicago and its western suburbs. In 2010, the BNSF Railway Line continued to have the highest weekday ridership (average 64,600) of the 11 Metra lines. While Metra does not refer to its lines by particular colors, the BNSF line's color on Metra timetables is in Burlington Northern Cascade Green. In July 2017, the public timetable (published October 9, 2016) showed 47 trains leaving Chicago each weekday, of which 31 run to Aurora. Of the 16 trains that do not reach Aurora, 5 terminate at Route 59, 1 at Naperville, 1 at Downers Grove-Main Street, 5 at Downers Grove-Fairview Avenue, 3 at Westmont, and 1 at Brookfield. The public timetable (published October 9, 2016) also showed 47 trains arriving in Chicago each weekday, of which 29 start in Aurora. Of the 18 trains that do not start in Aurora, 6 start at Lisle, 1 at Downers Grove-Main Street, 7 at Downers Grove-Fairview Avenue, 1 at Highlands, and 3 at Brookfield.