Fig. 6.
Estimated spline function from February 1st, 2020 to May 31st, 2020. (a) Δ Trip per person; (b) Δ Person-miles traveled; (c) Δ Proportion of staying home.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.