After reading this piece from National Geographic: https://www.nationalgeographic.com/science/2020/07/coronavirus-deadlier-than-many-believed-infection-fatality-rate-cvd/

We looked at the data to see whether for some key typical states there was a measurable difference in people traveling away from their homes. The data shows that there is a significant difference between states such as California, New York, and states like Florida and Texas.