In contrast, South Africa is sequencing 0.8% of the virus samples and ranks 37th worldwide. About 35 percent of its population is vaccinated, according to the South African Ministry of Health. (Other trackers have a lower number.) No other country in Africa has surpassed the 5,000 sample sequencing threshold: However, Kenya is close to this and is among the African countries with a higher overall sequencing rate. South Africa.
https://www.washingtonpost.com/world/2021/11/28/coronavirus-genetic-sequence-south-africa-variant-omicron/?utm_source=rss&utm_medium=referral&utm_campaign=wp_world South Africa, where first omicron variant was found, sequencing less than one percent of coronavirus samples