Intracity mass transit priced at $20 in 2018 $19.39 in 2021

Intracity Mass Transit Inflation Calculator

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Prices for Intracity Mass Transit, 2018-2021 ($20)

According to the U.S. Bureau of Labor Statistics, prices for intracity mass transit were 3.07% lower in 2021 versus 2018 (a $0.61 difference in value).

Between 2018 and 2021: Intracity mass transit experienced an average inflation rate of -1.03% per year. In other words, intracity mass transit costing $20 in the year 2018 would cost $19.39 in 2021 for an equivalent purchase. Compared to the overall inflation rate of 1.97% during this same period, inflation for intracity mass transit was significantly lower.

In the year 2018: Pricing changed by 2.80%, which is significantly above the average yearly change for intracity mass transit during the 2018-2021 time period. Compared to inflation for all items in 2018 (2.44%), inflation for intracity mass transit was higher.

Price Inflation for Intracity mass transit since 2009

Consumer Price Index, U.S. Bureau of Labor Statistics
Years with the largest changes in pricing: 2011 (5.48%), 2013 (4.40%), and 2020 (-3.14%).

Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Intracity mass transit:

Year 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021
CPI 100.000 102.707 108.338 111.061 115.953 117.481 120.157 122.349 124.527 128.013 129.808 125.732 124.079

View price changes for other categories
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Buying power of $20 since 2018

Below are calculations of equivalent buying power for Intracity mass transit, 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 2.80%
2019 $20.28 1.40%
2020 $19.64 -3.14%
2021 $19.39 -1.31%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for intracity mass transit, 2018-2021

Start with the inflation rate formula:

CPI in 2021 / CPI in 2018 * 2018 USD value = 2021 USD value

Then plug in historical CPI values from above. The CPI for Intracity mass transit was 128.013 in the year 2018 and 124.079 in 2021:

124.079 / 128.013 * $20 = $19.39

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 2018 has the same "purchasing power" as $19.39 in 2021 (in the CPI category of Intracity mass transit).


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

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