Fig. 1: Comparison of the number of sequences taken and case counts over time and space.

A time series of month of sequence collection date (thicker bars), with thinner bars the daily new cases reported nationally until the 10th of February, 2021. Control measures are shown above the time series as colored dots, with darker colors representing more restrictions; B shows the number of sequences in this study by the district of residence; C log-transformed number of cumulative cases by the district until the 10th of February, 2021.