The top commodity in U.S. rail carloadings is coal (Association of American Railroads, Weekly Railroad Traffic).
|Rail Freight Revenue Ton Miles||Q4 99||Q4 00|
|Rail freight revenue ton miles Percent change from same quarter previous year||6.49||-3.06|
NOTE: The current value is compared to the value from the same period in the previous year to account for seasonality.
SOURCES: Association of American Railroads, Railroad Revenues, Expenses, and Income. Class 1 Railroads in the United States, R&E Series, and Surface Transportation Board, Office of Economics, Environmental Analysis and Administration at: http://www.stb.dot.gov.