During 2020, the rates of new cancer cases were highest in January and February and lowest in March, April, and May. April in particular had the lowest overall rate of new cases that year. The rate of new cases returned to expected levels across all sites in 2021.

Line graph of cancer incidence rate by month in 2020, 2021, and the range between 2016 and 2019. The 2020 line shows a sharp dip around March, April, and May due to COVID-19 healthcare disruptions.