South Korea's efforts to conduct free and widespread testing for COVID-19 is being cited as the primary reason the country is reducing its rate of new daily infections. On the last day of February there were 909 new cases and as of today, the number was 84. Together with China, South Korea has tested hundreds of thousands of cases while the United States has been slow to get off the mark.
The following infographic uses data from selected governents compiled by Our World in Data to show the number of COVID-19 tests performed per million of the population up to March 16 and 17. As of March 17, South Korea carried out 5,567 coronavirus tests per million of its inhabitants while the UAE conducted even more - 12,738. As of March 16, the U.S. only managed 125 tests per million of the population.