Source: National Bureau of Economic Research  

Release: NBER Macrohistory Database  

Units:  Millions of Dollars, Not Seasonally Adjusted

Frequency:  Monthly

Data For 1907-October 1910 And 1932-1946 Exclude Switching And Terminal Companies. Beginning In 1943, Revenue Is Shown After Deduction Of Certain Amounts To Create A Reserve For Land Grant Deductions In Dispute. Beginning In 1962, Only Quarterly Data Are Published By The Icc; The Monthly Figures Presented Were Derived By NBER. Source: Interstate Commerce Commission, Data For 1907-1909: "Bulletin And Revenues And Expenses Of Steam Railroads In The United States", No. 5, P. 12; No. 18, P. 12; No. 31, P. 12. Data For 1910-1921: "Statistics Of Railways", 1921, P. Xcix. Data For 1922-1963: "Operating Expenses Of Class I Steam Railways In The United States".

This NBER data series m03016 appears on the NBER website in Chapter 3 at http://www.nber.org/databases/macrohistory/contents/chapter03.html.

NBER Indicator: m03016