This is the seventh consecutive month of falling bunker sales at the port against a year earlier. Bunker sales are now down by 1.8mn t or 6.12pc during January-July compared with the same period last year.
Argus reported an average of 21 bunker deals each day in July, up slightly from 20 in June.
Consumption of 380cst high-sulphur fuel oil (HSFO) remained stable at 2.78mn t in July from June. Sales of the higher viscosity 500cst HSFO fell to 689,000t in July from 717,000t the previous month.
Demand for low-sulphur marine gasoil fell to 217,000t in July from 231,000t in June.
Singapore's delivered 380cst HSFO prices averaged $450/t in July, up from $385/t in June, data collected by Argus showed.
An estimated 3,348 vessels called at Singapore to refuel in July, up from 3,284 vessels during the previous month, according to the MPA.