Wheat: Net sales of 221,900 metric tons (MT) for 2020/2021 were down 19 percent from the previous week and 49 percent from the prior 4-week average.   Corn: Net sales of 1,437,700 MT for 2020/2021 were up 92 percent from the previous week and 34 percent from the prior 4-week average.  Soybeans: Net sales of 908,000 MT for 2020/2021 were up noticeably from the previous week and up 93 percent from the prior 4-week average. Soybean Cake and Meal: Net sales of 337,400 MT for 2020/2021--marketing-year high--were up noticeably from the previous week and up 97 percent from the prior 4-week average.  Soybean Oil: Net sales of 11,100 MT for 2020/2021 were up noticeably from the previous week, but down 52 percent from the prio...