https://www.cdc.gov/nchs/nvss/vsrr/covid19/excess_deaths.htm
Exponential growth means that even a small amount of non-compliance will still be explosive, and with so many cases already there were enormous opportunities for somebody to fail.
It also helped when front-line doctors figured out the treatment they were told to use ("invasive ventilation") was a death sentence. They stopped ventilating all their patients, and their patients stopped dying so quickly.
The sun also provided progressively more adequate illumination (providing Vitamin D and red light), starting with the vernal equinox on March 20.
Covid Season has returned this fall, like clockwork. The only factor that really matters is light exposure.
https://www.space.com/vernal-equinox-2020-earliest-spring-12...
It peaked in April at 17,000 in one week.
There's a column for percentage of expected deaths too.
I imagine the total deaths over the next 2-3 years will be below average based on the deaths experienced this year in older people and/or those with co-morbidity.