The health ministry said 3,574 new Covid-19 infections were recorded on Wednesday - the third consecutive day the figure has exceeded 3,000.
Another 59 people with the disease died, raising the toll to 8,071.
The president has said restrictions may be re-imposed if people do not follow social distancing and hygiene rules.
Before Wednesday's new infections were reported, bringing the overall total to 164,270, the previous high was 3,186 on 30 March. The number of cases then declined steadily until 2 May, when 802 were recorded.