MABUX World Bunker Index (consists of a range of prices for 380 HSFO, VLSFO and MGO (Gasoil) in the main world hubs) changed irregular with no firm trend on May.04: 380 HSFO – USD/MT – 215.56 (+2.20) VLSFO – USD/MT – 241.00 (+2.00) MGO – USD/MT – 318.80 (-2.05) Meantime, world oil indexes changed also …