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US Historical Inflation Ancient. The Consumer Price Index was initiated during World War I, when rapid increases in prices, particularly in shipbuilding centers, made an index essential for calculating cost-of-living adjustments in wages. To provide appropriate weighting patterns for the index, it reflected the relative importance of goods and ...
History of inflation in the US from Jan 1914 - Mar 2009. Year-over-year data calculated for each month using (This year-last year)/last year: Date: 27 April 2009: Source: CPI-U (all urban consumers, U.S. cities average) data from Department of Labor / Bureau of Labor Statistics . Author: Lalala666: Other versions: longer time-scale
As the 1980s started with a recession, the inflation rate hit its highest point since 1947. While falling and rising multiple times over the decade, inflation rates mostly stayed above 3%. 1980: 13.5%
Historical inflation, using data from (pre-1913: McCusker study; post-1913: CPI-U [annual averages]) Pre-1774 data can be found in How Much is that in Real Money?: A Historical Price Index for Use as a Deflator of Money Values in the Economy of the United States [0-944026-33-8] McCusker (not shown in linked source)
Inflation rose to a high of 4.7% during Johnson's presidency in 1968 (it reached 6.2% in 1969, but he was only president for the first 20 days of the year, of course).
By June 2021, inflation was already up 5.4% on a year-over-year basis, the highest since 2008, and consumer sentiment was already falling as shoppers reacted to higher prices.
The formula for calculating the annual percentage rate inflation in the CPI over the course of the year is: () % = % The resulting inflation rate for the CPI in this one-year period is 4.28%, meaning the general level of prices for typical U.S. consumers rose by approximately four percent in 2007.
The increase in the annual inflation rate was partly due to last year's low readings dropping out of the calculation. Excluding the volatile food and energy components, the PCE price index climbed ...