Export data for October 1-7,2021.  Wheat:  Net sales of 567,600 metric tons (MT) for 2021/2022 were up 70 percent from the previous week and 42 percent from the prior 4-week average. Corn:   Net sales of 1,039,900 MT for 2021/2022 were down 18 percent from the previous week, but up 85 percent from the prior 4-week average.  Soybeans:   Net sales of 1,147,800 MT for 2021/2022 were up 10 percent from the previous week and 9 percent from the prior 4-week average.  Soybean Cake and Meal:   Net sales of 365,400 MT for 2021/2022 primarily for Ecuador (127,800 MT),Canada (74,600 MT, including decreases of 3,800 MT), the Philippines (51,100MT), Colombia (43,700 MT, including 20,800 MT switched f...