From 2020 to 2024, the U.S. Consumer Price Index (CPI) for all items rose approximately 21.2%, with a significant increase of 34.4% in transportation and 23.6% in food prices, while housing increased by 23.0%. The annual inflation rate peaked at 8.0% in 2022 before slowing to 4.1% in 2023 and 2.9% in 2024, driven by factors like supply chain issues and energy costs during the earlier period and cooling pressures later on.