美国至6月20日当周API精炼油库存 -102.6万桶，预期50.5万桶，前值31.8万桶。

Core Insights - The API reported a decrease in U.S. refined oil inventories by 1.026 million barrels for the week ending June 20, which is significantly lower than the expected increase of 0.505 million barrels and the previous value of 0.318 million barrels [1] Summary by Category - Inventory Changes - Refined oil inventories fell by 1.026 million barrels [1] - Expected change was an increase of 0.505 million barrels [1] - Previous week's inventory change was a decrease of 0.318 million barrels [1]