Singapore Airlines (SIA) has said its cargo volumes in March fell 18 per cent year-on-year (y-o-y) with its freight load factor dropping 4.3 percentage points to 58.5 per cent. Passenger numbers also fell with SIA carrying 1.28 million passengers last month, down 23 per cent y-o-y with load factors falling 11.4 percentage points to 69.4 per cent.