That remains an assertion which has yet to be proven, especially given the more-than-three years of official data showing a mortality rate of 0.084 percent worldwide
There are many, many sources documenting a much higher death rate among the unvaccinated, particularly early on when the Covid variants were more deadly. Here's one"
United States: COVID-19 weekly death rate by vaccination status, All ages
The Our World in Data source for the graph at that URL reads as "Source: Centers for Disease Control and Prevention, Vaccine Breakthrough/Surveillance and Analytics Team."
This the data is supplied by the "supplier" of the analysis. Moreover the supplier of the data and the publisher of your citation are supported by the fine people at the Bill and Melinda Gates Foundation and the WHO, among others, should you care to look that far into things.
Source: https://ourworldindata.org/uploads/2022/10/Annual-Report-2021-1.pdf
You enthusiasm to prove, i.e. assert by reference to "authority," that the mRNA technology saves lives is interesting, as Jim Noble's full comment to me mentioned that this mRNA technology "has damaged more people that would normally stop a Phase II clinical trial before it reached billions of people."