Wheat:  Net sales of 616,500 metric tons (MT) for 2020/2021 were up 38 percent from the previous week and 42 percent from the prior 4-week average.   Corn:  Net sales of 1,362,200 MT for 2020/2021 were down 1 percent from the previous week, but up 7 percent from the prior 4-week average.   Soybeans:  Net sales of 569,000 MT for 2020/2021 were up 40 percent from the previous week, but down 42 percent from the prior 4-week average. Soybean Cake and Meal:  Net sales of 163,600 MT for 2020/2021, resulting in increases primarily for Morocco (43,000 MT), Colombia (22,000 MT), Canada (17,700 MT, including decreases of 100 MT), Mexico (16,500 MT), and Venezuela (14,000 MT), were offset by reductions primar...