Recalculated Seasonal Adjustment Factors and Relative Importance Figures Published on February 12, 2019

Each year with the release of PPI data for January, seasonal adjustment factors and relative importance figures are recalculated to reflect price movements from the just-completed calendar year. The following seasonal information will be published on February 12, 2019 (2 workdays prior to the release of PPI data for January 2019 on February 14, 2019):

  • Direct seasonal factors for PPI commodity indexes for the year 2019,
  • Recalculated seasonal factors for the last 5 years (2014-2018) for PPI commodity indexes,
  • Recalculated seasonal factors for the last 5 years (2014-2018) for PPI Final Demand-Intermediate Demand indexes,
  • Recalculated seasonal data for the last 5 years (2014-2018) for Final Demand-Intermediate Demand and commodity indexes. This revision to seasonally adjusted indexes for the previous 5 years will be posted to the PPI database on the BLS website.

In addition, the following relative importance tables as of December 2018 will be published on February 12, 2019:

  • Final demand by individual commodities
  • Final demand by component series
  • Individual commodities of intermediate demand by commodity type
  • Component series of intermediate demand by commodity type
  • Individual commodities of intermediate demand by production flow
  • Component series of intermediate demand by production flow
  • Commodities, all levels
  • Wherever-provided services and construction

This information will be available on the PPI website at www.bls.gov/ppi or by contacting the PPI Section of Index Analysis and Public Information at ppi-info@bls.gov or (202) 691-7705.

 

Last Modified Date: November 9, 2018