Source: U.S. Census Bureau  

Release: Advance Economic Indicators  

Units:  Millions of Dollars, Seasonally Adjusted

Frequency:  Monthly

This series represent the advance estimate of the current month and revised estimate of the prior month of nearly complete coverage. The current month statistics reflecting complete coverage is available on FRED at https://fred.stlouisfed.org/series/MRTSIM441USS

For more information on data collection and methodology, see https://www.census.gov/econ/indicators/methodology.html