COVID-19 cases and deaths continue to decline but omicron sub-variants are driving an increase in Africa and the Americas.
Restaurants and other entertainment venues have been shut, with at least 3.5 million residents of one district ordered to undergo regular testing.
About 17,487 tests were conducted within the reported dates, with a case positivity rate of 1.9 per cent as at March 30.
Experts have also warned that the scale of this wave may in fact be much higher.
The Belgian government had earlier ordered the population to work from home to a much greater extent.
The growing number of COVID-19 cases and fears of more travel restrictions are responsible for the projected loss.
NCDC noted that 231 patients recovered and were discharged from various isolation centres.
As states struggle to curb the spread of the COVID-19 Delta variant, Nigeria is now averaging more than 700 new cases, says the Nigeria Centre for Disease Control.
The federal government has shut down various parks in the Federal Capital Territory (FCT), Abuja, over the fear of resurging COVID-19 cases.
A day before the Tokyo Olympics officially opens, organisers have reported 12 COVID-19 cases linked to the event.
