以下是8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. 
                                          7月            8月            
百万英亩
播种面积           89.7    90.8           92.7 *         92.7           
收获面积           81.3    82.5           84.5 *         84.5           
蒲式耳
每英亩收获产量     167.5   172            179.5 *        174.6          
百万蒲式耳
期初库存           2221    1919           1082           1117           
产量               13620   14182          15165          14750          
进口量             42      25             25             25             
总供应量           15883   16127          16272          15892          
饲料用量           5900    5725           5725           5625           
食品、种子及工业用 6286    6510           6615           6625           
燃料酒精用量       4857    5075           5200           5200           
国内总用量         12186   12235          12340          12250          
出口量             1777    2775           2500           2400           
总消耗量           13963   15010          14840          14650          
期末库存           1919    1117           1432           1242           
农场平均价格       3.56    4.4            5.6            5.75