Have a read of this study done on 3 countries, Spain, Sweden, and Switzerland and it looks pretty bad for COVID19. I think this may have preceded the Delta onslaught.
https://www.news-medical.net/news/20...ince-1918.aspx

“Following the evidence on excess mortality, the 2020 pandemic led to the second largest demographic disaster in over 100 years in the three countries we studied. <<snip>>