HARRISBURG – The PA Department of Health says the state has administered first doses of the COVID-19 vaccine to 55.4% of its entire population, and the state ranks 9th among all 50 states for first doses administered by percentage of population. According to the CDC, as of yesterday, 50% of Pennsylvanians age 18 and older are fully vaccinated. Vaccine providers have administered over 9.9 million total vaccine doses.