![]() These data are compiled from official sources, including health ministries, government reports and official social media accounts. The combination of these metrics enables users to understand the scale and rate of vaccine rollouts relative to population, compare rollout rates between countries and assess differences in priorities for countries with one-dose and two-dose schedules. This dataset tracks the total number of COVID-19 vaccinations administered in each country, broken down by first and second doses (where national data is available), and derived daily vaccination rates and population-adjusted figures. Our intention is to maintain the database for the foreseeable future and include additional countries as they implement their vaccination campaigns. As of 7 April 2021, the dataset covers 169 countries. The COVID-19 vaccination dataset is expanding as more countries begin releasing official data on their national vaccination campaigns. It covers the full period from 13 December 2020-the date the first vaccination data were published-and has been updated regularly ever since. The Our World in Data COVID-19 vaccination dataset provides a public aggregated global dataset on administered vaccinations. To understand the scale and rate of the vaccine rollout, we need timely, comparable data across countries. ![]() Now, with the successful development, evaluation and production of multiple vaccines, governments are turning towards vaccination as an essential solution to the pandemic. Since the beginning of the pandemic, virus transmission and mortality have been reduced through a range of measures: precautionary actions from individuals including social distancing, wearing facemasks, hand hygiene and restricting interpersonal contact to outdoor settings widespread testing to identify individuals infected with the virus and non-pharmaceutical policy responses from governments, including school and workplace closures, bans on public gatherings, travel restrictions and stay-at-home orders 2, 3. As of 7 April 2021 there have been 2.89 million confirmed deaths and 133 million confirmed cases of infection with SARS-CoV-2, the virus that causes COVID-19 1.
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