All we know is the infection status of those who have been tested.
Citizen D had been isolated at the Enkhsaran Health Resort for 21 days upon arriving from Russia.
Bolortuya, a veterinarian based in Ulaanbaatar.
Without this data we cannot know which countries are doing well, and which are just underreporting cases and deaths.
The index on any given day is calculated as the mean score of nine policy measures, each taking a value between 0 and 100.
To enable comparisons across countries it is expressed per million people of the population.