Peanut butter priced at $20 in 2018 $19.72 in 2019

Peanut Butter Inflation Calculator

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Prices for Peanut Butter, 2018-2019 ($20)

According to the U.S. Bureau of Labor Statistics, prices for peanut butter were 1.40% lower in 2019 versus 2018 (a $0.28 difference in value).

Between 2018 and 2019: Peanut butter experienced an average inflation rate of -1.40% per year. In other words, peanut butter costing $20 in the year 2018 would cost $19.72 in 2019 for an equivalent purchase. Compared to the overall inflation rate of 1.70% during this same period, inflation for peanut butter was significantly lower.

Price Inflation for Peanut butter since 2018

Consumer Price Index, U.S. Bureau of Labor Statistics
Years with the largest changes in pricing: and 2019 (-1.40%).

Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Peanut butter:

Year 2018 2019
CPI 157.395 155.193

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Buying power of $20 since 2018

Below are calculations of equivalent buying power for Peanut butter, over time, for $20 beginning in 2018. Each of the amounts below is equivalent in terms of what it could buy at the time:

Year USD Value Inflation Rate
2018 $20.00 -
2019 $19.72 -1.40%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for peanut butter, 2018-2019

Start with the inflation rate formula:

CPI in 2019 / CPI in 2018 * 2018 USD value = 2019 USD value

Then plug in historical CPI values from above. The CPI for Peanut butter was 157.395 in the year 2018 and 155.193 in 2019:

155.193 / 157.395 * $20 = $19.72

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 2018 has the same "purchasing power" as $19.72 in 2019 (in the CPI category of Peanut butter).


Source: U.S. Bureau of Labor Statistics began tracking the Consumer Price Index for Peanut butter in 2018. In addition to peanut butter, the index produces monthly data on changes in prices paid by urban consumers for a variety of goods and services.

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