Over 90 per cent of the Covid-19 samples genome-sequenced in Delhi in July and August were detected with the BA.2 variant of the virus, according to official data.

A total of 1,271 samples were sequenced in July and 1,133 of those were detected with the BA.2 variant. No sample was detected with the BA.4 variant, while 138 were detected with the BA.5 variant of the virus, the data showed.