Source:
U.S. Bureau of Labor Statistics
Release:
Producer Price Index
Units:
Index Dec 2008=100, Seasonally Adjusted
Frequency:
Monthly
Suggested Citation:
U.S. Bureau of Labor Statistics,
Producer Price Index by Commodity: Transportation Services: Great Lakes-St. Lawrence Seaway Water Transportation of Freight [WPS301303],
retrieved from FRED,
Federal Reserve Bank of St. Louis;
https://fred.stlouisfed.org/series/WPS301303,
January 26, 2021.