Vaccines in a PandemicVaccines in a Pandemic

Creator: Monica Yile Hu ’21 Mathematics

By May 2021, there are 154M people infected by Covid and 3.23M of them died. Almost all countries are affected by this global pandemic. Though many of them have released quarantine policy, the number of cases still rise. Now, it seems that getting enough people to be protected by vaccines will be the only solution for us to overcome this virus. So almost all the countries are encouraging their citizens to get vaccinated. This map shows the vaccine rate of countries worldwide. The more the color tends red, the lower the rate is. On the contrary, blue represents a country with a high vaccine rate. For the convenience of collection, all the data are the vaccine rate by April 27th, 2020.