As the PA DOH image shows, total population is just one factor; age 65+ population and number of Covid cases and deaths also figure in the formula. And educators and support staff are on their own schedule now, prioritized for the Johnson & Johnson (Janssen) vaccine. Chesco has about the same vaccination rate as the state. See the download here for more info. The charts below from PA DOH show that women are far more likely to have been vaccinated than men and that numbers vaccinated peak for people in their 70’s.
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