Alberta data indicates breakthrough deaths at 47.5% of the total COVID deaths, aged 5+ over, during the last four months.
52.5% of the COVID deaths were unvaccinated.
358 vaccinated deaths (sum of 3 doses died, boosters!, and 2 doses died) vs. 396 unvaccinated deaths over the last four months.
Similar to Massachusetts, end of July 2021 through January 2022, at 44%.