8.5 % of Omicron infections are in unvaccinated. The unvaccinated are about 25 % of the population. About 90% of Omicron infections are in the vaccinated. They

8.5 % of Omicron infections are in unvaccinated. The unvaccinated are about 25 % of the population. About 90% of Omicron infections are in the vaccinated. They are about 75% of the population. If Omicron spread equally among both vaxxed and unvaxxed, you should see percentages that represent their fraction of the population.