Positivity rate jumps to 3.56pc

Bangladesh has recorded 162 cases of COVID-19 in a day, taking the overall tally of infections to 1,954,405.
But no new fatalities were registered in the 24-hour count, keeping the death toll from the disease unchanged at 29,131, according to the latest government data released on Tuesday, report agencies.
As many as 4,552 samples were tested across the country, for a positivity rate of 3.56 per cent.
Among the eight divisions, Dhaka recorded the highest number of cases, with 153 infections.
Another 79 people recovered from the illness nationwide, bringing the total number of recoveries to 1,905,416.
The latest figures put the recovery rate at 97.49 per cent and the mortality rate at 1.49 per cent.
Globally the overall number of Covid cases has now crossed 541 million amid a rise in new infections in parts of the world.
According to the latest global data, the total case count mounted to 541,023,306 while the death toll from the virus reached 6,332,463 Tuesday morning.
The US has recorded 87,424,846 cases so far and 1,036,084 people have died from the virus in the country, the data shows.
India's COVID-19 tally rose to 43,235,241on Monday, as 13,224 new cases were registered during the past 24 hours across the country, showed the federal health ministry's latest data.
Besides, 14 deaths from the virus were registered across the country since Saturday morning, taking the total death toll to 524,771.
Brazil has recorded 31,456,865 cases so far and 668,177 people have died from the virus in the country.