Intracity mass transit priced at $20 in 2009 $25.60 in 2018

Historical Price Inflation for Intracity mass transit

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Prices for Intracity Mass Transit, 2009-2018 ($20)

According to the U.S. Bureau of Labor Statistics, prices for intracity mass transit were 27.99% higher in 2018 versus 2009 (a $5.60 difference in value).

Between 2009 and 2018: Intracity mass transit experienced an average inflation rate of 2.78% per year. This rate of change indicates significant inflation. In other words, intracity mass transit costing $20 in the year 2009 would cost $25.60 in 2018 for an equivalent purchase. Compared to the overall inflation rate of 1.76% during this same period, 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 2018 (2.78%).

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
CPI 100.000 102.707 108.338 111.061 115.953 117.481 120.157 122.349 124.527 127.993

View price changes for other categories
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Buying power of $20 since 2009

Below are calculations of equivalent buying power for Intracity mass transit, over time, for $20 beginning in 2009. Each of the amounts below is equivalent in terms of what it could buy at the time:

Year USD Value Inflation Rate
2009 $20.00 -
2010 $20.54 2.71%
2011 $21.67 5.48%
2012 $22.21 2.51%
2013 $23.19 4.40%
2014 $23.50 1.32%
2015 $24.03 2.28%
2016 $24.47 1.82%
2017 $24.91 1.78%
2018 $25.60 2.78%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for intracity mass transit, 2009-2018

Start with the inflation rate formula:

CPI in 2018 / CPI in 2009 * 2009 USD value = 2018 USD value

Then plug in historical CPI values from above. The CPI for Intracity mass transit was 100.000 in the year 2009 and 127.993 in 2018:

127.993 / 100.000 * $20 = $25.60

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 2009 has the same "purchasing power" as $25.60 in 2018 (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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