Oct 30 (Reuters) - The United States has administered 420,657,683 doses of COVID-19 vaccines in the country as of Saturday morning and distributed 518,701,225 doses, the U.S. Centers for Disease Control and Prevention said. Those figures are up from the 419,020,753 vaccine doses the CDC said had gone into arms by Oct. 29 out of 514,925,015 doses delivered. The agency said 221,221,467 people had received at least one dose while 192,244,927 people were fully vaccinated as of 6:00 a.m. ET on Saturday. The CDC tally includes two-dose vaccines from Moderna (MRNA.O) and Pfizer/BioNTech (PFE.N), , as well as Johnson & Johnson"s (JNJ.N) one-shot vaccine. About 17.7 million people have received a booster dose of either Pfizer, Moderna or Johnson & Johnson"s COVID-19 vaccine. Booster doses from Moderna and Johnson & Johnson were authorized by the U.S. health regulator on Oct. 20. Reporting by Maria Ponnezhath in Bengaluru Editing by Sonya Hepinstall