The U.S. Energy Information Administration (EIA) revealed on Wednesday that crude inventories climbed by 6.771 million barrels in the week ended May 31. Economists had forecast a decrease of 2.000 million barrels.

At the same time, gasoline stocks surged by 3.205 million barrels, while analysts had expected an increase of 1.000 million barrels. Distillate stocks jumped by 4.572 million barrels, while analysts had forecast an advance of 0.500 million barrels.

Meanwhile, oil production in the U.S. increased by 100,000 barrels a day to 12.400 million barrels a day.

U.S. crude oil imports averaged 7.9 million barrels per day last week, up by 1,065,000 barrels per day from the previous week.