An economy struggling to meet shifts in consumer purchasing behavior has resulted in supply-chain backlogs across the freight transportation sector. Increased demand for imported goods has increased demand for cargo containers. When delays within the transportation system block containers from being returned for reloading in a timely manner the proportion of empty exports, unfilled with American products, grows. These inefficiencies, present at some of the most economically valuable seaports for U.S. agricultural commodities, threaten the bottom lines of farmers and ranchers who rely on foreign outlets to sell their products.  For more, including graphs of the various U.S. ports, please click here.