Illinois is second in the nation in both rail freight loaded and rail freight received per year. Chicago has been the busiest rail center in the country for the past 125 years, and roughly 25 percent of all U.S. freight traffic either passes through or ends in the Chicago area. Illinois loads over 125 million tons of freight each year while receiving 107 million tons. Wyoming loads the most freight at over 270 million tons, and Texas receives the most at over 200.
https://www.thecaucusblog.com/2023/08/how-cargo-moves-through-illinois.html#more