Wheat:  Net sales of 360,600 metric tons for 2019/2020 were down 27 percent from the previous week and 14 percent from the prior 4-week average.  Corn:  Net sales of 487,900 metric tons for 2019/2020 were down 11 percent from the previous week, but up 15 percent from the prior 4-week average.  Soybeans:  Net sales of 1,807,400 metric tons for 2019/2020 were up 92 percent from the previous week and 41 percent from the prior 4-week average.   Soybean Cake and Meal:    Net sales of 262,400 MT for the 2019/2020, primarily for the Philippines (143,200 MT), Colombia (53,300 MT), Mexico (16,000 MT), Japan (10,300 MT), and Burma (9,700 MT), were partially offset by reductions primarily for unknown des...