Among the 318 confirmed patients, 178 are imported and quarantined upon their arrival in the country.
Meanwhile, 9,161 people are currently kept in quarantine, including 302 at hospitals, 7,179 at other facilities, and 1,680 at home.
As many as 260 patients have recovered from the disease, and the rest are being treated at eight central and provincial-level healthcare establishments nationwide.
Four of those still under treatment have tested negative for SARS-CoV-2, the virus that causes COVID-19, once and 12 others negative at least twice.
