Reading support:
The timeline shows rail shipments in Nebraska from 2001 to 2009. In 2009, the weight of rail shipments terminating in Nebraska reached the total of about 20.4 million tons. The top commodity by weight terminating in Nebraska was coal. The top commodity is based on the 38 two-digit Standard Transportation Commodity Code groupings and is determined by the tonnage either originating or terminating in the state (including intrastate shipments).