On July 31, 2017, the U.S. Energy Information Administration (EIA) released its monthly biodiesel production report for May 2017. According to the report, U.S. biodiesel production increased by nine million gallons between April and May of this year, and by 1 million gallons compared to May 2016. The Midwest (Petroleum Administration for Defense District 2) accounted for 69 percent of the total U.S. biodiesel produced. The report also states that 66 million gallons of 100 percent biodiesel (B100) were sold, and an additional 82 million gallons of B100 were sold in biodiesel blends. Of the 1,054 million pounds of feedstocks used to produce biodiesel in May 2017, soybean oil remained the largest biodiesel feedstock with 546 million pounds consumed in May.