Wheat:  Net sales of 540,400 metric tons (MT) for 2020/2021 were down 12 percent from the previous week, but up 5 percent from the prior 4-week average.  Corn:  Net sales of 1,924,500 MT for 2020/2021 were up 41 percent from the previous week and 40 percent from the prior 4-week average.  Soybeans:  Net sales of 922,300 MT for 2020/2021 were up 62 percent from the previous week and 20 percent from the prior 4-week average.   Soybean Cake and Meal:  Net sales of 261,200 MT for 2020/2021 increases primarily for the Philippines (135,800 MT, including decreases of 1,000 MT), Mexico (43,700 MT, including decreases of 500 MT), Ecuador (17,600 MT, including decreases of 1,000 MT), United Kingdom (9,900 MT...