Fig. 6: The daily death cases of six countries.
From: Impact of COVID-19 on jump occurrence in capital markets

The development trend and scale of daily cases of death from COVID-19 for six countries respectively. There are three waves of COVID-19 from Jan 2020 to Dec 2021. The wave peaked in the winter season and fell in the summer season. Except for China, the rest five countries are affected by three round outbreaks of COVID-19 variants. The US recorded the highest death cases.