Energy commodities priced at $20 in 1984 $40.50 in 2020

Energy Commodities Inflation Calculator

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Prices for Energy Commodities, 1984-2020 ($20)

According to the U.S. Bureau of Labor Statistics, prices for energy commodities were 102.52% higher in 2020 versus 1984 (a $20.50 difference in value).

Between 1984 and 2020: Energy commodities experienced an average inflation rate of 1.98% per year. In other words, energy commodities costing $20 in the year 1984 would cost $40.50 in 2020 for an equivalent purchase. Compared to the overall inflation rate of 2.57% during this same period, inflation for energy commodities was lower.

In the year 1984: Pricing changed by -0.83%, which is below the average yearly change for energy commodities during the 1984-2020 time period. Compared to inflation for all items in 1984 (4.30%), inflation for energy commodities was much lower.

Price Inflation for Energy commodities since 1957

Consumer Price Index, U.S. Bureau of Labor Statistics
Years with the largest changes in pricing: 1980 (38.52%), 1974 (38.51%), and 1979 (34.80%).

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

Year 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020
CPI 21.592 21.269 21.515 21.892 21.885 21.985 22.085 21.931 22.600 23.154 23.931 24.423 25.185 25.592 26.115 26.454 29.146 40.369 43.354 45.362 48.700 50.969 68.708 95.177 107.592 102.900 98.977 98.154 98.162 77.208 80.162 80.762 87.931 101.192 99.085 98.277 97.331 97.592 98.823 105.708 105.738 92.092 100.023 129.485 125.208 117.138 136.677 161.177 197.431 222.977 241.018 284.352 205.281 242.636 306.445 315.999 307.373 296.900 216.714 191.589 216.285 246.210 237.363 198.779

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Buying power of $20 since 1984

Below are calculations of equivalent buying power for Energy commodities, over time, for $20 beginning in 1984. Each of the amounts below is equivalent in terms of what it could buy at the time:

Year USD Value Inflation Rate
1984 $20.00 -0.83%
1985 $20.00 0.01%
1986 $15.73 -21.35%
1987 $16.33 3.83%
1988 $16.46 0.75%
1989 $17.92 8.88%
1990 $20.62 15.08%
1991 $20.19 -2.08%
1992 $20.03 -0.82%
1993 $19.83 -0.96%
1994 $19.89 0.27%
1995 $20.14 1.26%
1996 $21.54 6.97%
1997 $21.55 0.03%
1998 $18.76 -12.91%
1999 $20.38 8.61%
2000 $26.38 29.45%
2001 $25.51 -3.30%
2002 $23.87 -6.44%
2003 $27.85 16.68%
2004 $32.84 17.93%
2005 $40.23 22.49%
2006 $45.43 12.94%
2007 $49.11 8.09%
2008 $57.94 17.98%
2009 $41.83 -27.81%
2010 $49.44 18.20%
2011 $62.44 26.30%
2012 $64.39 3.12%
2013 $62.63 -2.73%
2014 $60.50 -3.41%
2015 $44.16 -27.01%
2016 $39.04 -11.59%
2017 $44.07 12.89%
2018 $50.17 13.84%
2019 $48.37 -3.59%
2020 $40.50 -16.26%*
* Not final. See inflation summary for latest details.

How to calculate the inflation rate for energy commodities, 1984-2020

Start with the inflation rate formula:

CPI in 2020 / CPI in 1984 * 1984 USD value = 2020 USD value

Then plug in historical CPI values from above. The CPI for Energy commodities was 98.154 in the year 1984 and 198.779 in 2020:

198.779 / 98.154 * $20 = $40.50

Therefore, according to U.S. Bureau of Labor Statistics, $20 in 1984 has the same "purchasing power" as $40.50 in 2020 (in the CPI category of Energy commodities).


Source: U.S. Bureau of Labor Statistics began tracking the Consumer Price Index for Energy commodities in 1957. In addition to energy 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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