Figure 4

Peak prevalence value and peak day in Bibb County. The box plots show the range (with maximum and minimum, dotted line), 25% (lower gray line) and 75% (upper gray line) percentile, and the mean value (solid black line) for the peak prevalence (4A) and the peak day (4B) in Bibb County. Here 50% of the population from Bibb County and its nearest 5 counties travels and mixes with 9.5% of the population from other counties in the traveling group. The initial R₀ = 1.5, the traveling period lasts for 1 day, and it starts on Day 30, 60, or no traveling (baseline).