Periodic Revision of the Services Producer Price Index
September 27, 2021
Research and Statistics Department
Bank of Japan
In line with the scheduled retroactive revision of the Services Producer Price Index (SPPI), some figures from April 2019 and onward have been revised. (The revised data are available in "BOJ Time-Series Data Search.")
Note:For details on the scheduled retroactive revision, please see the section 10 of "Outline of the Services Producer Price Index (SPPI, 2015 base)."
Following this revision in Item indexes, changes have also been made to the indexes for higher-order classifications.
Price Statistics Division, Research and Statistics Department
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