Bengal on Sunday logged 13 weeks or 91 days of a non-stop fall in its total of active Covid-19 cases, with 635 new infections, 685 recoveries and 11 deaths. Active cases fell by 61 to 7,906.

Calcutta logged 117 new infections and zero deaths on Sunday.

Calcutta and North 24-Parganas, with 107 cases were the only two of the state’s 23 districts with a three-digit figure of new infections detected in a day. Seven districts reported a single-digit figure.

Sixteen Bengal districts, including Calcutta, reported zero deaths.

The state’s recovery rate is 98.3 per cent, ahead of the national rate of 97.7 per cent.

Bengal’s daily positive confirmation rate was 1.66 per cent on Sunday, down from almost 33 per cent at the peak of the second wave earlier this year.

The state’s mortality rate is 1.19 per cent, while that of the nation is 1.33 per cent.