以下是11月份公布的美国玉米供需平衡表
                   2017/18 2018/19估计值. 2019/20预测值. 2019/20预测值. 
                                          10月           11月           
百万英亩
播种面积           90.2    89.1           89.9           89.9           
收获面积           82.7    81.7           81.8           81.8           
蒲式耳
每英亩收获产量     176.6   176.4          168.4          167            
百万蒲式耳
期初库存           2293    2140           2114           2114           
产量               14609   14420          13779          13661          
进口量             36      28             50             50             
总供应量           16939   16588          15944          15825          
饲料用量           5304    5618           5300           5275           
食品、种子及工业用 7057    6791           6815           6790           
燃料酒精用量       5605    5376           5400           5375           
国内总用量         12361   12409          12115          12065          
出口量             2438    2065           1900           1850           
总消耗量           14798   14474          14015          13915          
期末库存           2140    2114           1929           1910           
农场平均价格       3.36    3.61           3.8            3.85