Iraq’s biggest oil exports in more than three decades and winter winds are helping to keep shipping rates at a six-year high as a four-mile line of supertankers waits to load the nation’s crude. There are 22 of the industry’s biggest tankers, or almost 5 percent of the fleet, waiting to collect cargoes from the Basra Oil Terminal in the Persian Gulf, from where most of Iraq’s crude is shipped. The daily rate for supertankers transporting crude from the Middle East to Japan rose to $51,042 on Thursday, bringing the average for this year to $61,306, data from the Baltic Exchange in London show. Iraq’s oil output is rising faster than any other nation in OPEC as supplies from its southern oil province expand even as Islamic State fighters seize parts of the north. Tankers leaving Basra in the past week waited an average of 16 days, ship tracking […]