Education and communication commodities priced at $20 in 2017 $17.36 in 2021

Education And Communication Commodities Inflation Calculator

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Prices for Education And Communication Commodities, 2017-2021 ($20)

According to the U.S. Bureau of Labor Statistics, prices for education and communication commodities were 13.19% lower in 2021 versus 2017 (a $2.64 difference in value).

Between 2017 and 2021: Education and communication commodities experienced an average inflation rate of -3.48% per year. This rate of change indicates significant deflation. In other words, education and communication commodities costing $20 in the year 2017 would cost $17.36 in 2021 for an equivalent purchase. Compared to the overall inflation rate of 1.98% during this same period, inflation for education and communication commodities was significantly lower.

In the year 2017: Pricing changed by -2.85%, which is above the average yearly change for education and communication commodities during the 2017-2021 time period. Compared to inflation for all items in 2017 (2.13%), inflation for education and communication commodities was much lower.

Price Inflation for Education and communication commodities since 2009

Consumer Price Index, U.S. Bureau of Labor Statistics
Years with the largest changes in pricing: 2019 (-4.86%), 2020 (-4.46%), and 2016 (-4.09%).

Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Education and communication commodities:

Year 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021
CPI 100.000 99.002 95.562 92.707 89.864 86.916 83.400 79.988 77.709 75.513 71.839 68.638 67.456

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Buying power of $20 since 2017

Below are calculations of equivalent buying power for Education and communication commodities, over time, for $20 beginning in 2017. Each of the amounts below is equivalent in terms of what it could buy at the time:

Year USD Value Inflation Rate
2017 $20.00 -2.85%
2018 $19.43 -2.83%
2019 $18.49 -4.86%
2020 $17.67 -4.46%
2021 $17.36 -1.72%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for education and communication commodities, 2017-2021

Start with the inflation rate formula:

CPI in 2021 / CPI in 2017 * 2017 USD value = 2021 USD value

Then plug in historical CPI values from above. The CPI for Education and communication commodities was 77.709 in the year 2017 and 67.456 in 2021:

67.456 / 77.709 * $20 = $17.36

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 2017 has the same "purchasing power" as $17.36 in 2021 (in the CPI category of Education and communication commodities).


Source: U.S. Bureau of Labor Statistics began tracking the Consumer Price Index for Education and communication commodities in 2009. In addition to education and communication commodities, the index produces monthly data on changes in prices paid by urban consumers for a variety of goods and services.

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