According to the U.S. Bureau of Labor Statistics, prices for propane, kerosene, and firewood were 6.44% lower in 2020 versus 2018 (a $1.29 difference in value).
Between 2018 and 2020: Propane, kerosene, and firewood experienced an average inflation rate of -3.27% per year. This rate of change indicates significant deflation. In other words, propane, kerosene, and firewood costing $20 in the year 2018 would cost $18.71 in 2020 for an equivalent purchase. Compared to the overall inflation rate of 1.46% during this same period, inflation for propane, kerosene, and firewood was significantly lower.
In the year 2018: Pricing changed by 5.83%, which is significantly above the average yearly change for propane, kerosene, and firewood during the 2018-2020 time period. Compared to inflation for all items in 2018 (2.44%), inflation for propane, kerosene, and firewood was much higher.
Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Propane, kerosene, and firewood:
Below are calculations of equivalent buying power for Propane, kerosene, and firewood, 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|