According to the U.S. Bureau of Labor Statistics, prices for propane, kerosene, and firewood are 252.30% higher in 2025 versus 1999 (a $50.46 difference in value).
Between 1999 and 2025: Propane, kerosene, and firewood experienced an average inflation rate of 4.96% per year. This rate of change indicates significant inflation. In other words, propane, kerosene, and firewood costing $20 in the year 1999 would cost $70.46 in 2025 for an equivalent purchase. Compared to the overall inflation rate of 2.53% during this same period, inflation for propane, kerosene, and firewood was higher.
In the year 1999: Pricing changed by 0.57%, which is significantly below the average yearly change for propane, kerosene, and firewood during the 1999-2025 time period. Compared to inflation for all items in 1999 (2.19%), inflation for propane, kerosene, and firewood was lower.
Below are calculations of equivalent buying power for Propane, kerosene, and firewood, over time, for $20 beginning in 1999. Each of the amounts below is equivalent in terms of what it could buy at the time:
| Year | USD Value | Inflation Rate |
|---|---|---|
| 1999 | $20.00 | 0.57% |
| 2000 | $24.42 | 22.08% |
| 2001 | $26.49 | 8.48% |
| 2002 | $24.30 | -8.27% |
| 2003 | $28.56 | 17.55% |
| 2004 | $31.73 | 11.08% |
| 2005 | $37.77 | 19.05% |
| 2006 | $42.20 | 11.74% |
| 2007 | $44.89 | 6.38% |
| 2008 | $54.04 | 20.36% |
| 2009 | $46.01 | -14.85% |
| 2010 | $50.33 | 9.39% |
| 2011 | $54.64 | 8.57% |
| 2012 | $51.56 | -5.65% |
| 2013 | $51.43 | -0.24% |
| 2014 | $56.27 | 9.41% |
| 2015 | $48.02 | -14.66% |
| 2016 | $46.39 | -3.40% |
| 2017 | $50.57 | 9.02% |
| 2018 | $53.52 | 5.83% |
| 2019 | $51.66 | -3.47% |
| 2020 | $50.21 | -2.81% |
| 2021 | $61.23 | 21.94% |
| 2022 | $71.72 | 17.13% |
| 2023 | $68.38 | -4.66% |
| 2024 | $67.79 | -0.86% |
| 2025 | $70.46 | 3.94%* |
* Not final. See inflation summary for latest details.
** Extended periods of 0% inflation usually indicate incomplete underlying data. This can manifest as a sharp increase in inflation later on.
Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Propane, kerosene, and firewood:
| Year | 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 | 2021 | 2022 | 2023 | 2024 | 2025 |
| CPI | 100.000 | 101.600 | 102.715 | 104.038 | 123.362 | 122.669 | 119.477 | 119.992 | 118.408 | 118.077 | 128.038 | 131.392 | 126.669 | 127.392 | 155.523 | 168.708 | 154.762 | 181.923 | 202.077 | 240.569 | 268.808 | 285.957 | 344.190 | 293.062 | 320.589 | 348.050 | 328.400 | 327.604 | 358.421 | 305.881 | 295.486 | 322.124 | 340.905 | 329.086 | 319.835 | 389.993 | 456.814 | 435.541 | 431.799 | 448.806 |