[cov2019] Showing basic data of world and a country you select.
[cov2019all] Showing data of all countries in a talbe.
[cov2019map] Showing a map with data of each country.
[cov2019history] A line chart showing global historical daily data.
[cov2019historyc] A line chart showing historical daily data of the country you select.
[cov2019namerica] Data of North America.
[cov2019samerica] Data of South America.
[cov2019europe] Data of Europe.
[cov2019asia] Data of Asia.
[cov2019oceania] Data of Oceania.
[cov2019africa] Data of Africa.