Quarterly data, not seasonally adjusted
|Rail Freight Revenue Ton-Miles (Class I only)||2010 Quarter 4||2011 Quarter 4|
|Rail Freight Revenue Ton-Miles (billions)||438.3||446.4|
|Percent change from same quarter previous year||13.5||1.9|
NOTE: The current value is compared to the value from the same period in the previous year to account for seasonality.
SOURCE: Surface Transportation Board; Office of Economics, Environmental Analysis, and Administration; Quarterly Earnings Reports; available at http://www.stb.dot.gov/ as of February 2012.