A person who carries coronavirus can infect other people within a certain time frame. If more people are infectious the virus spreads faster. It is not possible to know exactly how many people are infectious, but we can indicate whether there are dozens, hundreds, thousands or even more. To find out more about the information on this page, go to ‘Explanation of the data presented’.
A calculation of how many people with COVID-19 can transmit the virus. This number is always a week or to old because more recent calculations are not accurate enough.
This graph shows the estimated number of infectious people over time.
