This graph by Statista shows the data collected by Worldometers in reference to the number of COVID-19 tests carried out in some of the countries most affected by the pandemic in the world. The data was updated on May 28, 2020 and shows the number of tests performed per million inhabitants.
The performance of these tests varies greatly from one country to another, even among those that have suffered the most from the consequences of SARS-CoV-2. As of May 28, 2020, approximately 4,100 tests had been carried out in Brazil for every million inhabitants. For its part, in the case of the United States, a country that leads the world ranking in the number of affected people, the rate increases to about 48,000 tests per million inhabitants. Among the most affected, however, Spain is the State in which the most tests have been carried out to date , with 76,071 tests per million inhabitants. They are followed, in this order, by Qatar, Belgium, Russia and Italy.
