natural progression of virus. And medical staff have more...

natural progression of virus.
And medical staff have more experience in treating patients.

Government knows its low risks thats why we have AFL, Rugby, Tennis matches in filled up stadiums even before the first vaccine arrived.

as for data, amount of deaths is aligned with annual influenza deaths.

have you got covid ? are you not going out of your home ? over the year, did you catch a cold or flu ?
if you caught a flu , why not covid ?