North Korea reportedly had zero confirmed cases of COVID-19 after testing more than 22,300 people, according to the latest report from the World Health Organization (WHO).

As of March 25, North Korea tested 22,389 people for the virus since the beginning of the pandemic, the new WHO report states, an increase of 726 from last month. All 44,504 samples were negative, the report added.

Among those newly tested between March 19 to 25, 148 had “influenza-like illness and/or severe acute respiratory infections,” according to the report.

The latest report does not specify how many people are being quarantined or released