You can hover over the name of the countries in order to highlight the corresponding line. You can also hide/show country lines by clicking on the name of the country.
This chart visualizes the using the scale. Each day refers to the day in since at least detected in each country. The corresponding date in each country can be seen by hovering over the data points in the chart. The data points in each day refer to in each country. This chart uses a to smooth the data points.
Disclaimer: We collect the data from the CSSE COVID-19 Dataset provided by Johns Hopkins University. We do not verify or modify the data in any form.