Removing March 2020 base effect shows no unusual inflationary surge: Year-over-year core CPI inflation and two alternative base periods

Date March 2020 February 2020 October 2020
Feb-2019 2.1% 2.1% 1.7%
Mar-2019 2.0% 2.1% 1.8%
Apr-2019 2.1% 2.1% 2.0%
May-2019 2.0% 2.1% 1.9%
Jun-2019 2.2% 2.1% 2.1%
Jul-2019 2.2% 2.2% 2.2%
Aug-2019 2.4% 2.2% 2.2%
Sep-2019 2.3% 2.3% 2.0%
Oct-2019 2.3% 2.3% 2.0%
Nov-2019 2.3% 2.3% 1.8%
Dec-2019 2.2% 2.2% 1.5%
Jan-2020 2.3% 2.3% 1.6%
Feb-2020 2.4% 2.3% 1.7%
Mar-2020 2.1% 2.2% 1.4%
Apr-2020 1.4% 1.6% 0.3%
May-2020 1.2% 1.3% 0.0%
Jun-2020 1.2% 1.4% 0.0%
Jul-2020 1.6% 1.6% 0.6%
Aug-2020 1.7% 1.8% 1.4%
Sep-2020 1.7% 1.7% 2.5%
Oct-2020 1.6% 1.7% 2.8%
Nov-2020 1.7% 1.7% 2.7%
Dec-2020 1.6% 1.6% 1.7%
Jan-2021 1.4% 1.5% 1.0%
Feb-2021 1.3% 1.4% 0.9%
Mar-2021 1.6% 1.5% 1.3%

Source: Author’s analysis of data from the Consumer Price Index (CPI) data of the Bureau of Labor Statistics. The measure is the CPI for all urban consumers excluding food and energy

View the underlying data on epi.org.