Fig. 4

Current cumulative administered doses, vaccination progress and coverage of COVID-19 vaccination program in the mainland of China. A Cumulative administered doses as of 31 August, 2021. B Time series of administered doses between 15 December, 2020 and 31 August, 2021. C The share of the population receiving at least one dose against COVID-19 as of 31 August, 2021. D The share of the population fully vaccinated against COVID-19 as of 31 August, 2021