Figure 2

Statistical distribution analysis of TD, TDGR, and TDR variables. Notes: TD. is the Baidu brand index during the closure period, metric tourism demand, and the number in parentheses is the year; TDGR is the growth rates of tourism demand, and TDR is 2022 vs. 2021 ratio of tourism demand. The values of the above variables are processed by f = ln(x).