The data represents U.S. city averages. The base period was December 1999=100. The chain weighted CPI incorporates the average changes in the quantity of goods purchased, along with standard pricing effects. This allows the chain-weighted CPI to reflect situations where customers shift the weight of their purchases from one area of spending to another.
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Annual change in the chained CPI in the U.S. 2000-2025
In December 2025, the chained 12-month consumer price index (C-CPI-U) in the United States increased *** percent from the previous year. This reflected a decrease of *** percentage points from the previous year. A recent peak in this measure occurred in 2021, at *** percent.
The annual inflation rate based on current dollar value can be accessed here.
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Bureau of Labor Statistics. (February 13, 2026). 12-month change of chained consumer price index (C-CPI-U) in the United States from December 2000 to December 2025 [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 27, 2026, from /statistics/191119/chained-inflation-rate-in-the-us-since-2001/
Bureau of Labor Statistics. "12-month change of chained consumer price index (C-CPI-U) in the United States from December 2000 to December 2025." Chart. February 13, 2026. ÌÇÐÄÆƽâ°æ. Accessed July 27, 2026. /statistics/191119/chained-inflation-rate-in-the-us-since-2001/
Bureau of Labor Statistics. (2026). 12-month change of chained consumer price index (C-CPI-U) in the United States from December 2000 to December 2025. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 27, 2026. /statistics/191119/chained-inflation-rate-in-the-us-since-2001/
Bureau of Labor Statistics. "12-month Change of Chained Consumer Price Index (C-cpi-u) in The United States from December 2000 to December 2025." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 13 Feb 2026, /statistics/191119/chained-inflation-rate-in-the-us-since-2001/
Bureau of Labor Statistics, 12-month change of chained consumer price index (C-CPI-U) in the United States from December 2000 to December 2025 ÌÇÐÄÆƽâ°æ, /statistics/191119/chained-inflation-rate-in-the-us-since-2001/ (last visited July 27, 2026)
12-month change of chained consumer price index (C-CPI-U) in the United States from December 2000 to December 2025 [Graph], Bureau of Labor Statistics, February 13, 2026. [Online]. Available: /statistics/191119/chained-inflation-rate-in-the-us-since-2001/
