During the 18th week, the MABUX global bunker indices showed sideways movement without a sustained trend. The 380 HSFO index rose by 7.20 USD, climbing from 550.35 USD/MT last week to 557.55 USD/MT. Conversely, the VLSFO index continued to decline: minus 6.51 USD (681.25 USD/MT versus 687.76 USD/MT last week). The MGO index fell by …