Fig. 2: Lineage and/or Mutation Tracker.

a, Prevalence of VOCs in the United Kingdom from Sep 2020 to May 2022. The error bands show the 95% binomial proportion confidence interval calculated using Jeffrey’s interval. b, Search and filter options for Lineage/Variant of Concern tracker. c, Prevalence of S:Y145H+ S:A222V mutations across different lineages globally. d, Prevalence of BA.2 in the United Kingdom. The error bands show the 95% binomial proportion confidence interval calculated using Jeffrey’s interval. e, Mutation map showing the characteristic mutations of AY.4. f, Summary statistics of BA.2 lineage. g, Geographic distribution of the cumulative prevalence of BA.2 lineage over the last 60 d globally. h, Cumulative prevalence of BA.2 in each country over the last 60 d globally. i, Research articles and datasets related to BA.2.