Evaluating Amazon effects and the limited impact of COVID-19 with purchases crowdsourced from US consumers
Fig 2
Distribution of monthly metrics across users for Q1 of each year.
Boxplots show the medians (lines), means (triangles), first and third quartiles, and whiskers indicate the 1.5x IQR. Outliers are omitted (see SI Tables S6-S8 in S1 File).