Wheat: Net sales of 313,600 metric tons for 2018/2019 were down 58 percent from the previous week and 42 percent from the prior 4-week average.  Corn: Net sales of 1,974,400 MT for 2018/2019--a marketing-year high-- were up noticeably from the previous week and up 87 percent from the prior 4-week average.  Soybeans:  Net sales of 2,835,600 MT for 2018/2019--a marketing-year high--were up noticeably from the previous week and the prior 4-week average.  Soybean Cake and Meal:  Net sales of 300,000 MT for 2018/2019 were up noticeably from the previous week and up 59 percent from the prior 4-week average.  Soybean Oil: Net sales of 35,700 MT for 2018/2019 were up noticeably from the previous week and up 87 perc...