There was no illness out of the ordinary in 2020. Typical year for respiratory sickness. It was the Covid protocols that killed more.
See these--
Our latest large study about excess mortality during Covid released today: Demonstration that there was no contagion or spread, only unnecessary harm
https://denisrancourt.substack.com/p/our-latest-large-study-about-excess
Copy of the full report-
https://correlation-canada.org/constraints-on-hypothesis-of-disease-spread-during-Covid/