以下是10月份公布的美国玉米供需平衡表
                   2019/20 2020/21估计值. 2021/22预测值. 2021/22预测值. 
                                          9月            10月           
百万英亩
播种面积           89.7    90.7           93.3           93.3           
收获面积           81.3    82.3           85.1           85.1           
蒲式耳
每英亩收获产量     167.5   171.4          176.3          176.5          
百万蒲式耳
期初库存           2221    1919           1187           1236           
产量               13620   14111          14996          15019          
进口量             42      24             25             25             
总供应量           15883   16055          16208          16280          
饲料用量           5900    5597           5700           5650           
食品、种子及工业用 6286    6469           6625           6630           
燃料酒精用量       4857    5032           5200           5200           
国内总用量         12186   12066          12325          12280          
出口量             1777    2753           2475           2500           
总消耗量           13963   14819          14800          14780          
期末库存           1919    1236           1408           1500           
农场平均价格       3.56    4.53           5.45           5.45