Bar chart showing the percentage change in the U.S. imports price index from September 2021 to September 2022. In September 2021, the percent change was 0.4%. It went down to -0.4% in December 2021, then up to 2% in January 2022 and continued to go up until March 2022, where it was at 2.9%. It then declined until July 2022 where it was at -1.4%. There was a small growth from then till September 2022, when it was at -1.2%