Week 42 of 2015 shows same week total rail traffic (from same week one year ago) and monthly total rail traffic (from same month one year ago) declined according to the Association of American Railroads (AAR) traffic data. Intermodal traffic contracted year-over-year, which accounts for approximately half of movements. and weekly railcar counts continued in contraction.
See how the growth rate slowed down just before year end?
Growth peaked when oil peaked?