Wheat: Net sales of 518,700 metric tons (MT) were reported for delivery in marketing year 2020/2021.    Corn: Net sales of 461,700 MT for 2019/2020 were up 29 percent from the previous week, but down 11 percent from the prior 4-week average.  Soybeans: Net sales of 601,900 MT for 2019/2020 were up 12 percent from the previous week, but down 10 percent from the prior 4-week average.  Soybean Cake and Meal: Net sales of 70,200 MT for 2019/2020--a marketing-year low--were down 43 percent from the previous week and 72 percent from the prior 4-week average. Soybean Oil: Net sales of 20,500 MT for 2019/2020 primarily for unknown destinations (15,000 MT), Guatemala (6,200 MT, including decreases of 8,000 MT), the Domin...