U.S. rail carload and intermodal volumes are mixed for December 2021, reports AAR

Rail carloads—at 1,135,835—saw a 3.1%, or 33,918 carloads—annual gain, and intermodal containers and trailers—at 1,224,780—fell 8.2%.

source https://www.supplychain247.com/article/u.s._rail_carload_and_intermodal_volumes_are_mixed_for_december_2021_report