export sales of us corn have surged fueled largely by new sales to mexico in its latest report thursday the usda reported that for the week ended dec 9 corn sales totaled 195 million metric tons in the 202122 marketing year up 72 from the previous week and a marketing year high 754400 tons of corn were sold in the 202223 marketing year as well the combined total of sales27 million tonsacross both marketing years is well up from last weeks total of 113 million tons it is also at the high end of forecasts from grain traders surveyed by the wall street journal this week who had forecast sales to be anywhere from 1 million tons to 28 million tons mexico was the primary buyer of us corn this weekpurchasing 204 million tons across both marketing years other leading buyers were canada japan and venezuela wheat sales were also at a marketingyear high this week at 650600 metric tons in premarket trading thursday cbot corn futures are up 02 while wheat is down 02 to see related data search us export sales weekly sales totals in dow jones newsplus