 That was an increase of 21,000 barrels per day from the week prior and a four-week high. Ethanol stocks were up 171,000 barrels to 23.594 million barrels, as much of the increase came from the Gulf. May exports were reported on Wednesday morning, tallying 5.97 million metric tons of corn shipments. That took the third quarter total to 720 million bushels, with the total at 1.66 billion bushels with three months left.