Monthly GGR for February was MOP3.10bn ($386.9m), a significant decrease from last year’s figure of MOP25.37bn, while January’s revenue also previously fell by 11% to MOP22.13bn.
Accumulated gross revenue for the year so far is subsequently down 50% to MOP25.23bn.
Casino operations only re-opened on 20 February after a two-week closure due to fears over the coronavirus.
While there haven't been any new cases for more than a month, since 10 cases were originally confirmed, mainland China has reported more than 80,000 cases, with nearly 3,000 deaths in total.
It’s been a tumultuous time for Macau casinos, with revenue decreasing towards the backend of 2019, recording a three-month decline from October, down 9% in November from a year earlier and 14% in December.